1 What: /sys/bus/iio/devices/iio:devic 1 What: /sys/bus/iio/devices/iio:deviceX
2 KernelVersion: 2.6.35 2 KernelVersion: 2.6.35
3 Contact: linux-iio@vger.kernel.org 3 Contact: linux-iio@vger.kernel.org
4 Description: 4 Description:
5 Hardware chip or device access 5 Hardware chip or device accessed by one communication port.
6 Corresponds to a grouping of s 6 Corresponds to a grouping of sensor channels. X is the IIO
7 index of the device. 7 index of the device.
8 8
9 What: /sys/bus/iio/devices/triggerX 9 What: /sys/bus/iio/devices/triggerX
10 KernelVersion: 2.6.35 10 KernelVersion: 2.6.35
11 Contact: linux-iio@vger.kernel.org 11 Contact: linux-iio@vger.kernel.org
12 Description: 12 Description:
13 An event driven driver of data 13 An event driven driver of data capture to an in kernel buffer.
14 May be provided by a device dr 14 May be provided by a device driver that also has an IIO device
15 based on hardware generated ev 15 based on hardware generated events (e.g. data ready) or
16 provided by a separate driver 16 provided by a separate driver for other hardware (e.g.
17 periodic timer, GPIO or high r 17 periodic timer, GPIO or high resolution timer).
18 <<
19 Contains trigger type specific 18 Contains trigger type specific elements. These do not
20 generalize well and hence are 19 generalize well and hence are not documented in this file.
21 X is the IIO index of the trig 20 X is the IIO index of the trigger.
22 21
23 What: /sys/bus/iio/devices/iio:devic 22 What: /sys/bus/iio/devices/iio:deviceX/buffer
24 KernelVersion: 2.6.35 23 KernelVersion: 2.6.35
25 Contact: linux-iio@vger.kernel.org 24 Contact: linux-iio@vger.kernel.org
26 Description: 25 Description:
27 Directory of attributes relati 26 Directory of attributes relating to the buffer for the device.
28 27
29 What: /sys/bus/iio/devices/iio:devic 28 What: /sys/bus/iio/devices/iio:deviceX/name
30 KernelVersion: 2.6.35 29 KernelVersion: 2.6.35
31 Contact: linux-iio@vger.kernel.org 30 Contact: linux-iio@vger.kernel.org
32 Description: 31 Description:
33 Description of the physical ch 32 Description of the physical chip / device for device X.
34 Typically a part number. 33 Typically a part number.
35 34
36 What: /sys/bus/iio/devices/iio:devic <<
37 KernelVersion: 5.8 <<
38 Contact: linux-iio@vger.kernel.org <<
39 Description: <<
40 Optional symbolic label for a <<
41 This is useful for userspace t <<
42 individual device. <<
43 <<
44 The contents of the label are <<
45 standardized uses: <<
46 <<
47 For proximity sensors which gi <<
48 a certain wlan or wwan antenna <<
49 are used: <<
50 <<
51 * "proximity-wifi" <<
52 * "proximity-lte" <<
53 * "proximity-wifi-lte" <<
54 * "proximity-wifi-left" <<
55 * "proximity-wifi-right" <<
56 <<
57 These are used to indicate to <<
58 sensors may be used to tune tr <<
59 Specific Absorption Rate (SAR) <<
60 The "-left" and "-right" label <<
61 antennas. <<
62 <<
63 In some laptops/tablets the st <<
64 instead indicate proximity to <<
65 <<
66 * "proximity-palmrest" indicat <<
67 * "proximity-palmrest-left" in <<
68 * "proximity-palmrest-right" i <<
69 * "proximity-lap" indicates th <<
70 <<
71 Note "proximity-lap" is specia <<
72 calculated by firmware from ot <<
73 being a raw sensor reading. <<
74 <<
75 For accelerometers used in 2-i <<
76 which have an accelerometer in <<
77 the following standardized lab <<
78 <<
79 * "accel-base" <<
80 * "accel-display" <<
81 <<
82 For devices where an accelerom <<
83 (for AR application), the foll <<
84 <<
85 * "accel-camera" <<
86 <<
87 What: /sys/bus/iio/devices/iio:devic 35 What: /sys/bus/iio/devices/iio:deviceX/current_timestamp_clock
88 KernelVersion: 4.5 36 KernelVersion: 4.5
89 Contact: linux-iio@vger.kernel.org 37 Contact: linux-iio@vger.kernel.org
90 Description: 38 Description:
91 String identifying current pos 39 String identifying current posix clock used to timestamp
92 buffered samples and events fo 40 buffered samples and events for device X.
93 41
94 What: /sys/bus/iio/devices/iio:devic 42 What: /sys/bus/iio/devices/iio:deviceX/sampling_frequency
95 What: /sys/bus/iio/devices/iio:devic <<
96 What: /sys/bus/iio/devices/iio:devic 43 What: /sys/bus/iio/devices/iio:deviceX/buffer/sampling_frequency
97 What: /sys/bus/iio/devices/triggerX/ 44 What: /sys/bus/iio/devices/triggerX/sampling_frequency
98 KernelVersion: 2.6.35 45 KernelVersion: 2.6.35
99 Contact: linux-iio@vger.kernel.org 46 Contact: linux-iio@vger.kernel.org
100 Description: 47 Description:
101 Some devices have internal clo 48 Some devices have internal clocks. This parameter sets the
102 resulting sampling frequency. 49 resulting sampling frequency. In many devices this
103 parameter has an effect on inp 50 parameter has an effect on input filters etc. rather than
104 simply controlling when the in 51 simply controlling when the input is sampled. As this
105 affects data ready triggers, h !! 52 effects data ready triggers, hardware buffers and the sysfs
106 direct access interfaces, it m 53 direct access interfaces, it may be found in any of the
107 relevant directories. If it a !! 54 relevant directories. If it effects all of the above
108 then it is to be found in the 55 then it is to be found in the base device directory.
109 56
110 The stm32-timer-trigger has th <<
111 a sampling_frequency of 0 is d <<
112 <<
113 What: /sys/bus/iio/devices/iio:devic 57 What: /sys/bus/iio/devices/iio:deviceX/sampling_frequency_available
114 What: /sys/bus/iio/devices/iio:devic <<
115 What: /sys/bus/iio/devices/iio:devic 58 What: /sys/bus/iio/devices/iio:deviceX/in_proximity_sampling_frequency_available
116 What: /sys/.../iio:deviceX/buffer/sa 59 What: /sys/.../iio:deviceX/buffer/sampling_frequency_available
117 What: /sys/bus/iio/devices/triggerX/ 60 What: /sys/bus/iio/devices/triggerX/sampling_frequency_available
118 KernelVersion: 2.6.35 61 KernelVersion: 2.6.35
119 Contact: linux-iio@vger.kernel.org 62 Contact: linux-iio@vger.kernel.org
120 Description: 63 Description:
121 When the internal sampling clo 64 When the internal sampling clock can only take a specific set of
122 frequencies, we can specify th 65 frequencies, we can specify the available values with:
123 <<
124 - a small discrete set of valu 66 - a small discrete set of values like "0 2 4 6 8"
125 - a range with minimum, step a 67 - a range with minimum, step and maximum frequencies like
126 "[min step max]" 68 "[min step max]"
127 69
128 What: /sys/bus/iio/devices/iio:devic 70 What: /sys/bus/iio/devices/iio:deviceX/oversampling_ratio
129 KernelVersion: 2.6.38 71 KernelVersion: 2.6.38
130 Contact: linux-iio@vger.kernel.org 72 Contact: linux-iio@vger.kernel.org
131 Description: 73 Description:
132 Hardware dependent ADC oversam 74 Hardware dependent ADC oversampling. Controls the sampling ratio
133 of the digital filter if avail 75 of the digital filter if available.
134 76
135 What: /sys/bus/iio/devices/iio:devic 77 What: /sys/bus/iio/devices/iio:deviceX/oversampling_ratio_available
136 KernelVersion: 2.6.38 78 KernelVersion: 2.6.38
137 Contact: linux-iio@vger.kernel.org 79 Contact: linux-iio@vger.kernel.org
138 Description: 80 Description:
139 Hardware dependent values supp 81 Hardware dependent values supported by the oversampling filter.
140 82
141 What: /sys/bus/iio/devices/iio:devic 83 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_raw
142 What: /sys/bus/iio/devices/iio:devic 84 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_raw
143 What: /sys/bus/iio/devices/iio:devic 85 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_raw
144 What: /sys/bus/iio/devices/iio:devic 86 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_raw
145 KernelVersion: 2.6.35 87 KernelVersion: 2.6.35
146 Contact: linux-iio@vger.kernel.org 88 Contact: linux-iio@vger.kernel.org
147 Description: 89 Description:
148 Raw (unscaled no bias removal 90 Raw (unscaled no bias removal etc.) voltage measurement from
149 channel Y. In special cases wh 91 channel Y. In special cases where the channel does not
150 correspond to externally avail 92 correspond to externally available input one of the named
151 versions may be used. The numb 93 versions may be used. The number must always be specified and
152 unique to allow association wi 94 unique to allow association with event codes. Units after
153 application of scale and offse 95 application of scale and offset are millivolts.
154 96
155 Channels with 'i' and 'q' modi 97 Channels with 'i' and 'q' modifiers always exist in pairs and both
156 channels refer to the same sig 98 channels refer to the same signal. The 'i' channel contains the in-phase
157 component of the signal while 99 component of the signal while the 'q' channel contains the quadrature
158 component. 100 component.
159 101
160 What: /sys/bus/iio/devices/iio:devic 102 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY-voltageZ_raw
161 KernelVersion: 2.6.35 103 KernelVersion: 2.6.35
162 Contact: linux-iio@vger.kernel.org 104 Contact: linux-iio@vger.kernel.org
163 Description: 105 Description:
164 Raw (unscaled) differential vo 106 Raw (unscaled) differential voltage measurement equivalent to
165 channel Y - channel Z where th 107 channel Y - channel Z where these channel numbers apply to the
166 physically equivalent inputs w 108 physically equivalent inputs when non differential readings are
167 separately available. In diffe 109 separately available. In differential only parts, then all that
168 is required is a consistent la 110 is required is a consistent labeling. Units after application
169 of scale and offset are milliv 111 of scale and offset are millivolts.
170 112
171 What: /sys/bus/iio/devices/iio:devic 113 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_raw
172 What: /sys/bus/iio/devices/iio:devic 114 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_supply_raw
173 KernelVersion: 3.17 115 KernelVersion: 3.17
174 Contact: linux-iio@vger.kernel.org 116 Contact: linux-iio@vger.kernel.org
175 Description: 117 Description:
176 Raw (unscaled no bias removal 118 Raw (unscaled no bias removal etc.) current measurement from
177 channel Y. In special cases wh 119 channel Y. In special cases where the channel does not
178 correspond to externally avail 120 correspond to externally available input one of the named
179 versions may be used. The numb 121 versions may be used. The number must always be specified and
180 unique to allow association wi 122 unique to allow association with event codes. Units after
181 application of scale and offse 123 application of scale and offset are milliamps.
182 124
183 What: /sys/bus/iio/devices/iio:devic 125 What: /sys/bus/iio/devices/iio:deviceX/in_powerY_raw
184 KernelVersion: 4.5 126 KernelVersion: 4.5
185 Contact: linux-iio@vger.kernel.org 127 Contact: linux-iio@vger.kernel.org
186 Description: 128 Description:
187 Raw (unscaled no bias removal 129 Raw (unscaled no bias removal etc.) power measurement from
188 channel Y. The number must alw 130 channel Y. The number must always be specified and
189 unique to allow association wi 131 unique to allow association with event codes. Units after
190 application of scale and offse 132 application of scale and offset are milliwatts.
191 133
192 What: /sys/bus/iio/devices/iio:devic 134 What: /sys/bus/iio/devices/iio:deviceX/in_capacitanceY_raw
193 KernelVersion: 3.2 135 KernelVersion: 3.2
194 Contact: linux-iio@vger.kernel.org 136 Contact: linux-iio@vger.kernel.org
195 Description: 137 Description:
196 Raw capacitance measurement fr 138 Raw capacitance measurement from channel Y. Units after
197 application of scale and offse 139 application of scale and offset are nanofarads.
198 140
199 What: /sys/.../iio:deviceX/in_capaci !! 141 What: /sys/.../iio:deviceX/in_capacitanceY-in_capacitanceZ_raw
200 KernelVersion: 3.2 142 KernelVersion: 3.2
201 Contact: linux-iio@vger.kernel.org 143 Contact: linux-iio@vger.kernel.org
202 Description: 144 Description:
203 Raw differential capacitance m 145 Raw differential capacitance measurement equivalent to
204 channel Y - channel Z where th 146 channel Y - channel Z where these channel numbers apply to the
205 physically equivalent inputs w 147 physically equivalent inputs when non differential readings are
206 separately available. In diffe 148 separately available. In differential only parts, then all that
207 is required is a consistent la 149 is required is a consistent labeling. Units after application
208 of scale and offset are nanofa 150 of scale and offset are nanofarads.
209 151
210 What: /sys/.../iio:deviceX/in_capaci <<
211 KernelVersion: 6.1 <<
212 Contact: linux-iio@vger.kernel.org <<
213 Description: <<
214 For differential channels, thi <<
215 equally to both inputs. As the <<
216 between the two inputs, this s <<
217 reading by userspace (unlike _ <<
218 it does not affect the differe <<
219 the effect of _zeropoint cance <<
220 that make up the differential <<
221 the individual signals, before <<
222 within the measurement range o <<
223 chosen because if the separate <<
224 differential pair are drawn on <<
225 _raw units, this is the value <<
226 measurement axis represents. I <<
227 same scaling as _raw. <<
228 <<
229 What: /sys/bus/iio/devices/iio:devic 152 What: /sys/bus/iio/devices/iio:deviceX/in_temp_raw
230 What: /sys/bus/iio/devices/iio:devic 153 What: /sys/bus/iio/devices/iio:deviceX/in_tempX_raw
231 What: /sys/bus/iio/devices/iio:devic 154 What: /sys/bus/iio/devices/iio:deviceX/in_temp_x_raw
232 What: /sys/bus/iio/devices/iio:devic 155 What: /sys/bus/iio/devices/iio:deviceX/in_temp_y_raw
233 What: /sys/bus/iio/devices/iio:devic 156 What: /sys/bus/iio/devices/iio:deviceX/in_temp_ambient_raw
234 What: /sys/bus/iio/devices/iio:devic 157 What: /sys/bus/iio/devices/iio:deviceX/in_temp_object_raw
235 KernelVersion: 2.6.35 158 KernelVersion: 2.6.35
236 Contact: linux-iio@vger.kernel.org 159 Contact: linux-iio@vger.kernel.org
237 Description: 160 Description:
238 Raw (unscaled no bias removal 161 Raw (unscaled no bias removal etc.) temperature measurement.
239 If an axis is specified it gen 162 If an axis is specified it generally means that the temperature
240 sensor is associated with one 163 sensor is associated with one part of a compound device (e.g.
241 a gyroscope axis). The ambient 164 a gyroscope axis). The ambient and object modifiers distinguish
242 between ambient (reference) an 165 between ambient (reference) and distant temperature for contact-
243 less measurements. Units after 166 less measurements. Units after application of scale and offset
244 are milli degrees Celsius. 167 are milli degrees Celsius.
245 168
246 What: /sys/bus/iio/devices/iio:devic !! 169 What: /sys/bus/iio/devices/iio:deviceX/in_tempX_input
247 What: /sys/bus/iio/devices/iio:devic <<
248 KernelVersion: 2.6.38 170 KernelVersion: 2.6.38
249 Contact: linux-iio@vger.kernel.org 171 Contact: linux-iio@vger.kernel.org
250 Description: 172 Description:
251 Scaled temperature measurement 173 Scaled temperature measurement in milli degrees Celsius.
252 174
253 What: /sys/bus/iio/devices/iio:devic 175 What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_raw
254 What: /sys/bus/iio/devices/iio:devic 176 What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_raw
255 What: /sys/bus/iio/devices/iio:devic 177 What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_raw
256 KernelVersion: 2.6.35 178 KernelVersion: 2.6.35
257 Contact: linux-iio@vger.kernel.org 179 Contact: linux-iio@vger.kernel.org
258 Description: 180 Description:
259 Acceleration in direction x, y 181 Acceleration in direction x, y or z (may be arbitrarily assigned
260 but should match other such as 182 but should match other such assignments on device).
261 Has all of the equivalent para 183 Has all of the equivalent parameters as per voltageY. Units
262 after application of scale and 184 after application of scale and offset are m/s^2.
263 185
264 What: /sys/bus/iio/devices/iio:devic <<
265 What: /sys/bus/iio/devices/iio:devic <<
266 What: /sys/bus/iio/devices/iio:devic <<
267 KernelVersion: 6.1 <<
268 Contact: linux-iio@vger.kernel.org <<
269 Description: <<
270 As per in_accel_X_raw attribut <<
271 acceleration due to gravity. <<
272 <<
273 What: /sys/bus/iio/devices/iio:devic 186 What: /sys/bus/iio/devices/iio:deviceX/in_gravity_x_raw
274 What: /sys/bus/iio/devices/iio:devic 187 What: /sys/bus/iio/devices/iio:deviceX/in_gravity_y_raw
275 What: /sys/bus/iio/devices/iio:devic 188 What: /sys/bus/iio/devices/iio:deviceX/in_gravity_z_raw
276 KernelVersion: 4.11 189 KernelVersion: 4.11
277 Contact: linux-iio@vger.kernel.org 190 Contact: linux-iio@vger.kernel.org
278 Description: 191 Description:
279 Gravity in direction x, y or z 192 Gravity in direction x, y or z (may be arbitrarily assigned
280 but should match other such as 193 but should match other such assignments on device).
281 Units after application of sca 194 Units after application of scale and offset are m/s^2.
282 195
283 What: /sys/bus/iio/devices/iio:devic <<
284 What: /sys/bus/iio/devices/iio:devic <<
285 What: /sys/bus/iio/devices/iio:devic <<
286 KernelVersion: 6.5 <<
287 Contact: linux-iio@vger.kernel.org <<
288 Description: <<
289 Angular displacement between t <<
290 z (may be arbitrarily assigned <<
291 assignments on device). <<
292 In order to compute the total <<
293 desired period of time, the ap <<
294 angle samples acquired during <<
295 Units after application of sca <<
296 <<
297 What: /sys/bus/iio/devices/iio:devic <<
298 What: /sys/bus/iio/devices/iio:devic <<
299 What: /sys/bus/iio/devices/iio:devic <<
300 KernelVersion: 6.5 <<
301 Contact: linux-iio@vger.kernel.org <<
302 Description: <<
303 The linear velocity change bet <<
304 y or z (may be arbitrarily ass <<
305 assignments on device). <<
306 In order to compute the total <<
307 desired period of time, the ap <<
308 velocity samples acquired duri <<
309 Units after application of sca <<
310 second. <<
311 <<
312 What: /sys/bus/iio/devices/iio:devic 196 What: /sys/bus/iio/devices/iio:deviceX/in_angl_raw
313 What: /sys/bus/iio/devices/iio:devic <<
314 KernelVersion: 4.17 197 KernelVersion: 4.17
315 Contact: linux-iio@vger.kernel.org 198 Contact: linux-iio@vger.kernel.org
316 Description: 199 Description:
317 Angle of rotation. Units after 200 Angle of rotation. Units after application of scale and offset
318 are radians. 201 are radians.
319 202
320 What: /sys/bus/iio/devices/iio:devic 203 What: /sys/bus/iio/devices/iio:deviceX/in_positionrelative_x_raw
321 What: /sys/bus/iio/devices/iio:devic 204 What: /sys/bus/iio/devices/iio:deviceX/in_positionrelative_y_raw
322 KernelVersion: 4.19 205 KernelVersion: 4.19
323 Contact: linux-iio@vger.kernel.org 206 Contact: linux-iio@vger.kernel.org
324 Description: 207 Description:
325 Relative position in direction 208 Relative position in direction x or y on a pad (may be
326 arbitrarily assigned but shoul 209 arbitrarily assigned but should match other such assignments on
327 device). 210 device).
328 Units after application of sca 211 Units after application of scale and offset are milli percents
329 from the pad's size in both di 212 from the pad's size in both directions. Should be calibrated by
330 the consumer. 213 the consumer.
331 214
332 What: /sys/bus/iio/devices/iio:devic 215 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_x_raw
333 What: /sys/bus/iio/devices/iio:devic 216 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_y_raw
334 What: /sys/bus/iio/devices/iio:devic 217 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_z_raw
335 KernelVersion: 2.6.35 218 KernelVersion: 2.6.35
336 Contact: linux-iio@vger.kernel.org 219 Contact: linux-iio@vger.kernel.org
337 Description: 220 Description:
338 Angular velocity about axis x, 221 Angular velocity about axis x, y or z (may be arbitrarily
339 assigned). Has all the equival 222 assigned). Has all the equivalent parameters as per voltageY.
340 Units after application of sca 223 Units after application of scale and offset are radians per
341 second. 224 second.
342 225
343 What: /sys/bus/iio/devices/iio:devic 226 What: /sys/bus/iio/devices/iio:deviceX/in_incli_x_raw
344 What: /sys/bus/iio/devices/iio:devic 227 What: /sys/bus/iio/devices/iio:deviceX/in_incli_y_raw
345 What: /sys/bus/iio/devices/iio:devic 228 What: /sys/bus/iio/devices/iio:deviceX/in_incli_z_raw
346 KernelVersion: 2.6.35 229 KernelVersion: 2.6.35
347 Contact: linux-iio@vger.kernel.org 230 Contact: linux-iio@vger.kernel.org
348 Description: 231 Description:
349 Inclination raw reading about 232 Inclination raw reading about axis x, y or z (may be
350 arbitrarily assigned). Data co 233 arbitrarily assigned). Data converted by application of offset
351 and scale to degrees. 234 and scale to degrees.
352 235
353 What: /sys/bus/iio/devices/iio:devic 236 What: /sys/bus/iio/devices/iio:deviceX/in_magn_x_raw
354 What: /sys/bus/iio/devices/iio:devic 237 What: /sys/bus/iio/devices/iio:deviceX/in_magn_y_raw
355 What: /sys/bus/iio/devices/iio:devic 238 What: /sys/bus/iio/devices/iio:deviceX/in_magn_z_raw
356 KernelVersion: 2.6.35 239 KernelVersion: 2.6.35
357 Contact: linux-iio@vger.kernel.org 240 Contact: linux-iio@vger.kernel.org
358 Description: 241 Description:
359 Magnetic field along axis x, y 242 Magnetic field along axis x, y or z (may be arbitrarily
360 assigned). Data converted by 243 assigned). Data converted by application of offset
361 then scale to Gauss. 244 then scale to Gauss.
362 245
363 What: /sys/bus/iio/devices/iio:devic 246 What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_peak_raw
364 What: /sys/bus/iio/devices/iio:devic 247 What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_peak_raw
365 What: /sys/bus/iio/devices/iio:devic 248 What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_peak_raw
366 What: /sys/bus/iio/devices/iio:devic <<
367 What: /sys/bus/iio/devices/iio:devic <<
368 KernelVersion: 2.6.36 249 KernelVersion: 2.6.36
369 Contact: linux-iio@vger.kernel.org 250 Contact: linux-iio@vger.kernel.org
370 Description: 251 Description:
371 Highest value since some reset !! 252 Highest value since some reset condition. These
372 attributes allow access to thi <<
373 the direct equivalent of the < <<
374 <<
375 What: /sys/bus/iio/devices/iio:devic <<
376 What: /sys/bus/iio/devices/iio:devic <<
377 KernelVersion: 6.7 <<
378 Contact: linux-iio@vger.kernel.org <<
379 Description: <<
380 Lowest value since some reset <<
381 attributes allow access to thi 253 attributes allow access to this and are otherwise
382 the direct equivalent of the < 254 the direct equivalent of the <type>Y[_name]_raw attributes.
383 255
384 What: /sys/bus/iio/devices/iio:devic 256 What: /sys/bus/iio/devices/iio:deviceX/in_accel_xyz_squared_peak_raw
385 KernelVersion: 2.6.36 257 KernelVersion: 2.6.36
386 Contact: linux-iio@vger.kernel.org 258 Contact: linux-iio@vger.kernel.org
387 Description: 259 Description:
388 A computed peak value based on 260 A computed peak value based on the sum squared magnitude of
389 the underlying value in the sp 261 the underlying value in the specified directions.
390 262
391 What: /sys/bus/iio/devices/iio:devic 263 What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_raw
392 What: /sys/bus/iio/devices/iio:devic 264 What: /sys/bus/iio/devices/iio:deviceX/in_pressure_raw
393 KernelVersion: 3.8 265 KernelVersion: 3.8
394 Contact: linux-iio@vger.kernel.org 266 Contact: linux-iio@vger.kernel.org
395 Description: 267 Description:
396 Raw pressure measurement from 268 Raw pressure measurement from channel Y. Units after
397 application of scale and offse 269 application of scale and offset are kilopascal.
398 270
399 What: /sys/bus/iio/devices/iio:devic 271 What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_input
400 What: /sys/bus/iio/devices/iio:devic 272 What: /sys/bus/iio/devices/iio:deviceX/in_pressure_input
401 KernelVersion: 3.8 273 KernelVersion: 3.8
402 Contact: linux-iio@vger.kernel.org 274 Contact: linux-iio@vger.kernel.org
403 Description: 275 Description:
404 Scaled pressure measurement fr 276 Scaled pressure measurement from channel Y, in kilopascal.
405 277
406 What: /sys/bus/iio/devices/iio:devic 278 What: /sys/bus/iio/devices/iio:deviceX/in_humidityrelative_raw
407 KernelVersion: 3.14 279 KernelVersion: 3.14
408 Contact: linux-iio@vger.kernel.org 280 Contact: linux-iio@vger.kernel.org
409 Description: 281 Description:
410 Raw humidity measurement of ai 282 Raw humidity measurement of air. Units after application of
411 scale and offset are milli per 283 scale and offset are milli percent.
412 284
413 What: /sys/bus/iio/devices/iio:devic 285 What: /sys/bus/iio/devices/iio:deviceX/in_humidityrelative_input
414 KernelVersion: 3.14 286 KernelVersion: 3.14
415 Contact: linux-iio@vger.kernel.org 287 Contact: linux-iio@vger.kernel.org
416 Description: 288 Description:
417 Scaled humidity measurement in 289 Scaled humidity measurement in milli percent.
418 290
419 What: /sys/bus/iio/devices/iio:devic 291 What: /sys/bus/iio/devices/iio:deviceX/in_X_mean_raw
420 KernelVersion: 3.5 292 KernelVersion: 3.5
421 Contact: linux-iio@vger.kernel.org 293 Contact: linux-iio@vger.kernel.org
422 Description: 294 Description:
423 Averaged raw measurement from 295 Averaged raw measurement from channel X. The number of values
424 used for averaging is device s 296 used for averaging is device specific. The converting rules for
425 normal raw values also applies 297 normal raw values also applies to the averaged raw values.
426 298
427 What: /sys/bus/iio/devices/iio:devic 299 What: /sys/bus/iio/devices/iio:deviceX/in_accel_offset
428 What: /sys/bus/iio/devices/iio:devic 300 What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_offset
429 What: /sys/bus/iio/devices/iio:devic 301 What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_offset
430 What: /sys/bus/iio/devices/iio:devic 302 What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_offset
431 What: /sys/bus/iio/devices/iio:devic 303 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_offset
432 What: /sys/bus/iio/devices/iio:devic 304 What: /sys/bus/iio/devices/iio:deviceX/in_voltage_offset
433 What: /sys/bus/iio/devices/iio:devic 305 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_offset
434 What: /sys/bus/iio/devices/iio:devic 306 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_offset
435 What: /sys/bus/iio/devices/iio:devic 307 What: /sys/bus/iio/devices/iio:deviceX/in_voltage_q_offset
436 What: /sys/bus/iio/devices/iio:devic 308 What: /sys/bus/iio/devices/iio:deviceX/in_voltage_i_offset
437 What: /sys/bus/iio/devices/iio:devic 309 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_offset
438 What: /sys/bus/iio/devices/iio:devic 310 What: /sys/bus/iio/devices/iio:deviceX/in_current_offset
439 What: /sys/bus/iio/devices/iio:devic 311 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_i_offset
440 What: /sys/bus/iio/devices/iio:devic 312 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_q_offset
441 What: /sys/bus/iio/devices/iio:devic 313 What: /sys/bus/iio/devices/iio:deviceX/in_current_q_offset
442 What: /sys/bus/iio/devices/iio:devic 314 What: /sys/bus/iio/devices/iio:deviceX/in_current_i_offset
443 What: /sys/bus/iio/devices/iio:devic 315 What: /sys/bus/iio/devices/iio:deviceX/in_tempY_offset
444 What: /sys/bus/iio/devices/iio:devic 316 What: /sys/bus/iio/devices/iio:deviceX/in_temp_offset
445 What: /sys/bus/iio/devices/iio:devic 317 What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_offset
446 What: /sys/bus/iio/devices/iio:devic 318 What: /sys/bus/iio/devices/iio:deviceX/in_pressure_offset
447 What: /sys/bus/iio/devices/iio:devic 319 What: /sys/bus/iio/devices/iio:deviceX/in_humidityrelative_offset
448 What: /sys/bus/iio/devices/iio:devic 320 What: /sys/bus/iio/devices/iio:deviceX/in_magn_offset
449 What: /sys/bus/iio/devices/iio:devic 321 What: /sys/bus/iio/devices/iio:deviceX/in_rot_offset
450 What: /sys/bus/iio/devices/iio:devic 322 What: /sys/bus/iio/devices/iio:deviceX/in_angl_offset
451 What: /sys/bus/iio/devices/iio:devic <<
452 KernelVersion: 2.6.35 323 KernelVersion: 2.6.35
453 Contact: linux-iio@vger.kernel.org 324 Contact: linux-iio@vger.kernel.org
454 Description: 325 Description:
455 If known for a device, offset 326 If known for a device, offset to be added to <type>[Y]_raw prior
456 to scaling by <type>[Y]_scale 327 to scaling by <type>[Y]_scale in order to obtain value in the
457 <type> units as specified in < 328 <type> units as specified in <type>[Y]_raw documentation.
458 Not present if the offset is a 329 Not present if the offset is always 0 or unknown. If Y or
459 axis <x|y|z> is not present, t 330 axis <x|y|z> is not present, then the offset applies to all
460 in channels of <type>. 331 in channels of <type>.
461 May be writable if a variable 332 May be writable if a variable offset can be applied on the
462 device. Note that this is diff 333 device. Note that this is different to calibbias which
463 is for devices (or drivers) th 334 is for devices (or drivers) that apply offsets to compensate
464 for variation between differen 335 for variation between different instances of the part, typically
465 adjusted by using some hardwar 336 adjusted by using some hardware supported calibration procedure.
466 Calibbias is applied internall 337 Calibbias is applied internally, offset is applied in userspace
467 to the _raw output. 338 to the _raw output.
468 339
469 What: /sys/bus/iio/devices/iio:devic 340 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_scale
470 What: /sys/bus/iio/devices/iio:devic 341 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_scale
471 What: /sys/bus/iio/devices/iio:devic 342 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_scale
472 What: /sys/bus/iio/devices/iio:devic 343 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_scale
473 What: /sys/bus/iio/devices/iio:devic 344 What: /sys/bus/iio/devices/iio:deviceX/in_voltage_scale
474 What: /sys/bus/iio/devices/iio:devic 345 What: /sys/bus/iio/devices/iio:deviceX/in_voltage_i_scale
475 What: /sys/bus/iio/devices/iio:devic 346 What: /sys/bus/iio/devices/iio:deviceX/in_voltage_q_scale
476 What: /sys/bus/iio/devices/iio:devic 347 What: /sys/bus/iio/devices/iio:deviceX/in_voltage-voltage_scale
477 What: /sys/bus/iio/devices/iio:devic 348 What: /sys/bus/iio/devices/iio:deviceX/out_voltageY_scale
478 What: /sys/bus/iio/devices/iio:devic 349 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_scale
479 What: /sys/bus/iio/devices/iio:devic 350 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_scale
480 What: /sys/bus/iio/devices/iio:devic 351 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_supply_scale
481 What: /sys/bus/iio/devices/iio:devic 352 What: /sys/bus/iio/devices/iio:deviceX/in_current_scale
482 What: /sys/bus/iio/devices/iio:devic 353 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_i_scale
483 What: /sys/bus/iio/devices/iio:devic 354 What: /sys/bus/iio/devices/iio:deviceX/in_currentY_q_scale
484 What: /sys/bus/iio/devices/iio:devic 355 What: /sys/bus/iio/devices/iio:deviceX/in_current_i_scale
485 What: /sys/bus/iio/devices/iio:devic 356 What: /sys/bus/iio/devices/iio:deviceX/in_current_q_scale
486 What: /sys/bus/iio/devices/iio:devic 357 What: /sys/bus/iio/devices/iio:deviceX/in_accel_scale
487 What: /sys/bus/iio/devices/iio:devic 358 What: /sys/bus/iio/devices/iio:deviceX/in_accel_peak_scale
488 What: /sys/bus/iio/devices/iio:devic 359 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_scale
489 What: /sys/bus/iio/devices/iio:devic 360 What: /sys/bus/iio/devices/iio:deviceX/in_energy_scale
490 What: /sys/bus/iio/devices/iio:devic 361 What: /sys/bus/iio/devices/iio:deviceX/in_distance_scale
491 What: /sys/bus/iio/devices/iio:devic 362 What: /sys/bus/iio/devices/iio:deviceX/in_magn_scale
492 What: /sys/bus/iio/devices/iio:devic 363 What: /sys/bus/iio/devices/iio:deviceX/in_magn_x_scale
493 What: /sys/bus/iio/devices/iio:devic 364 What: /sys/bus/iio/devices/iio:deviceX/in_magn_y_scale
494 What: /sys/bus/iio/devices/iio:devic 365 What: /sys/bus/iio/devices/iio:deviceX/in_magn_z_scale
495 What: /sys/bus/iio/devices/iio:devic 366 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_magnetic_scale
496 What: /sys/bus/iio/devices/iio:devic 367 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_true_scale
497 What: /sys/bus/iio/devices/iio:devic 368 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_magnetic_tilt_comp_scale
498 What: /sys/bus/iio/devices/iio:devic 369 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_true_tilt_comp_scale
499 What: /sys/bus/iio/devices/iio:devic 370 What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_scale
500 What: /sys/bus/iio/devices/iio:devic 371 What: /sys/bus/iio/devices/iio:deviceX/in_pressure_scale
501 What: /sys/bus/iio/devices/iio:devic 372 What: /sys/bus/iio/devices/iio:deviceX/in_humidityrelative_scale
502 What: /sys/bus/iio/devices/iio:devic 373 What: /sys/bus/iio/devices/iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_scale
503 What: /sys/bus/iio/devices/iio:devic 374 What: /sys/bus/iio/devices/iio:deviceX/in_illuminance_scale
504 What: /sys/bus/iio/devices/iio:devic 375 What: /sys/bus/iio/devices/iio:deviceX/in_countY_scale
505 What: /sys/bus/iio/devices/iio:devic <<
506 What: /sys/bus/iio/devices/iio:devic <<
507 What: /sys/bus/iio/devices/iio:devic 376 What: /sys/bus/iio/devices/iio:deviceX/in_angl_scale
508 What: /sys/bus/iio/devices/iio:devic <<
509 What: /sys/bus/iio/devices/iio:devic <<
510 What: /sys/bus/iio/devices/iio:devic <<
511 What: /sys/bus/iio/devices/iio:devic <<
512 KernelVersion: 2.6.35 377 KernelVersion: 2.6.35
513 Contact: linux-iio@vger.kernel.org 378 Contact: linux-iio@vger.kernel.org
514 Description: 379 Description:
515 If known for a device, scale t 380 If known for a device, scale to be applied to <type>Y[_name]_raw
516 post addition of <type>[Y][_na 381 post addition of <type>[Y][_name]_offset in order to obtain the
517 measured value in <type> units 382 measured value in <type> units as specified in
518 <type>[Y][_name]_raw documenta 383 <type>[Y][_name]_raw documentation. If shared across all in
519 channels then Y and <x|y|z> ar 384 channels then Y and <x|y|z> are not present and the value is
520 called <type>[Y][_name]_scale. 385 called <type>[Y][_name]_scale. The peak modifier means this
521 value is applied to <type>Y[_n 386 value is applied to <type>Y[_name]_peak_raw values.
522 387
523 What: /sys/bus/iio/devices/iio:devic 388 What: /sys/bus/iio/devices/iio:deviceX/in_accel_x_calibbias
524 What: /sys/bus/iio/devices/iio:devic 389 What: /sys/bus/iio/devices/iio:deviceX/in_accel_y_calibbias
525 What: /sys/bus/iio/devices/iio:devic 390 What: /sys/bus/iio/devices/iio:deviceX/in_accel_z_calibbias
526 What: /sys/bus/iio/devices/iio:devic <<
527 What: /sys/bus/iio/devices/iio:devic <<
528 What: /sys/bus/iio/devices/iio:devic 391 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_x_calibbias
529 What: /sys/bus/iio/devices/iio:devic 392 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_y_calibbias
530 What: /sys/bus/iio/devices/iio:devic 393 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_z_calibbias
531 What: /sys/bus/iio/devices/iio:devic <<
532 What: /sys/bus/iio/devices/iio:devic <<
533 What: /sys/bus/iio/devices/iio:devic 394 What: /sys/bus/iio/devices/iio:deviceX/in_illuminance0_calibbias
534 What: /sys/bus/iio/devices/iio:devic <<
535 What: /sys/bus/iio/devices/iio:devic <<
536 What: /sys/bus/iio/devices/iio:devic <<
537 What: /sys/bus/iio/devices/iio:devic <<
538 What: /sys/bus/iio/devices/iio:devic <<
539 What: /sys/bus/iio/devices/iio:devic <<
540 What: /sys/bus/iio/devices/iio:devic <<
541 What: /sys/bus/iio/devices/iio:devic 395 What: /sys/bus/iio/devices/iio:deviceX/in_proximity0_calibbias
542 What: /sys/bus/iio/devices/iio:devic !! 396 What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_calibbias
543 What: /sys/bus/iio/devices/iio:devic !! 397 What: /sys/bus/iio/devices/iio:deviceX/in_pressure_calibbias
544 What: /sys/bus/iio/devices/iio:devic <<
545 What: /sys/bus/iio/devices/iio:devic <<
546 What: /sys/bus/iio/devices/iio:devic <<
547 KernelVersion: 2.6.35 398 KernelVersion: 2.6.35
548 Contact: linux-iio@vger.kernel.org 399 Contact: linux-iio@vger.kernel.org
549 Description: 400 Description:
550 Hardware applied calibration o 401 Hardware applied calibration offset (assumed to fix production
551 inaccuracies). 402 inaccuracies).
552 icm42600: For this device valu <<
553 expressed in SI units (m/s^2 f <<
554 for gyroscope)/ <<
555 <<
556 What: /sys/bus/iio/devices/iio:devic <<
557 What: /sys/bus/iio/devices/iio:devic <<
558 What: /sys/bus/iio/devices/iio:devic <<
559 What: /sys/bus/iio/devices/iio:devic <<
560 What: /sys/bus/iio/devices/iio:devic <<
561 What: /sys/bus/iio/devices/iio:devic <<
562 KernelVersion: 5.8 <<
563 Contact: linux-iio@vger.kernel.org <<
564 Description: <<
565 Available values of calibbias. <<
566 <<
567 - a small discrete set of valu <<
568 - a range specified as "[min s <<
569 403
570 What: /sys/bus/iio/devices/iio:devic !! 404 What /sys/bus/iio/devices/iio:deviceX/in_voltageY_calibscale
571 What: /sys/bus/iio/devices/iio:devic !! 405 What /sys/bus/iio/devices/iio:deviceX/in_voltageY_supply_calibscale
572 What: /sys/bus/iio/devices/iio:devic !! 406 What /sys/bus/iio/devices/iio:deviceX/in_voltageY_i_calibscale
573 What: /sys/bus/iio/devices/iio:devic !! 407 What /sys/bus/iio/devices/iio:deviceX/in_voltageY_q_calibscale
574 What: /sys/bus/iio/devices/iio:devic !! 408 What /sys/bus/iio/devices/iio:deviceX/in_voltage_i_calibscale
575 What: /sys/bus/iio/devices/iio:devic !! 409 What /sys/bus/iio/devices/iio:deviceX/in_voltage_q_calibscale
576 What: /sys/bus/iio/devices/iio:devic !! 410 What /sys/bus/iio/devices/iio:deviceX/in_voltage_calibscale
577 What: /sys/bus/iio/devices/iio:devic !! 411 What /sys/bus/iio/devices/iio:deviceX/in_accel_x_calibscale
578 What: /sys/bus/iio/devices/iio:devic !! 412 What /sys/bus/iio/devices/iio:deviceX/in_accel_y_calibscale
579 What: /sys/bus/iio/devices/iio:devic !! 413 What /sys/bus/iio/devices/iio:deviceX/in_accel_z_calibscale
580 What: /sys/bus/iio/devices/iio:devic !! 414 What /sys/bus/iio/devices/iio:deviceX/in_anglvel_x_calibscale
581 What: /sys/bus/iio/devices/iio:devic !! 415 What /sys/bus/iio/devices/iio:deviceX/in_anglvel_y_calibscale
582 What: /sys/bus/iio/devices/iio:devic !! 416 What /sys/bus/iio/devices/iio:deviceX/in_anglvel_z_calibscale
583 What: /sys/bus/iio/devices/iio:devic !! 417 what /sys/bus/iio/devices/iio:deviceX/in_illuminance0_calibscale
584 What: /sys/bus/iio/devices/iio:devic !! 418 what /sys/bus/iio/devices/iio:deviceX/in_proximity0_calibscale
585 What: /sys/bus/iio/devices/iio:devic <<
586 What: /sys/bus/iio/devices/iio:devic <<
587 What: /sys/bus/iio/devices/iio:devic 419 What: /sys/bus/iio/devices/iio:deviceX/in_pressureY_calibscale
588 What: /sys/bus/iio/devices/iio:devic !! 420 What: /sys/bus/iio/devices/iio:deviceX/in_pressure_calibscale
589 What: /sys/bus/iio/devices/iio:devic !! 421 What: /sys/bus/iio/devices/iio:deviceX/in_illuminance_calibscale
590 What: /sys/bus/iio/devices/iio:devic <<
591 What: /sys/bus/iio/devices/iio:devic <<
592 What: /sys/bus/iio/devices/iio:devic <<
593 What: /sys/bus/iio/devices/iio:devic <<
594 What: /sys/bus/iio/devices/iio:devic <<
595 What: /sys/bus/iio/devices/iio:devic <<
596 What: /sys/bus/iio/devices/iio:devic <<
597 What: /sys/bus/iio/devices/iio:devic <<
598 KernelVersion: 2.6.35 422 KernelVersion: 2.6.35
599 Contact: linux-iio@vger.kernel.org 423 Contact: linux-iio@vger.kernel.org
600 Description: 424 Description:
601 Hardware applied calibration s 425 Hardware applied calibration scale factor (assumed to fix
602 production inaccuracies). If 426 production inaccuracies). If shared across all channels,
603 <type>_calibscale is used. 427 <type>_calibscale is used.
604 428
605 What: /sys/bus/iio/devices/iio:devic <<
606 What: /sys/bus/iio/devices/iio:devic <<
607 What: /sys/bus/iio/devices/iio:devic <<
608 What: /sys/bus/iio/devices/iio:devic <<
609 KernelVersion: 4.8 <<
610 Contact: linux-iio@vger.kernel.org <<
611 Description: <<
612 Available values of calibscale <<
613 <<
614 - a small discrete set of valu <<
615 - a range specified as "[min s <<
616 <<
617 If shared across all channels, <<
618 <<
619 What: /sys/bus/iio/devices/iio:devic 429 What: /sys/bus/iio/devices/iio:deviceX/in_activity_calibgender
620 What: /sys/bus/iio/devices/iio:devic 430 What: /sys/bus/iio/devices/iio:deviceX/in_energy_calibgender
621 What: /sys/bus/iio/devices/iio:devic 431 What: /sys/bus/iio/devices/iio:deviceX/in_distance_calibgender
622 What: /sys/bus/iio/devices/iio:devic 432 What: /sys/bus/iio/devices/iio:deviceX/in_velocity_calibgender
623 KernelVersion: 4.0 433 KernelVersion: 4.0
624 Contact: linux-iio@vger.kernel.org 434 Contact: linux-iio@vger.kernel.org
625 Description: 435 Description:
626 Gender of the user (e.g.: male 436 Gender of the user (e.g.: male, female) used by some pedometers
627 to compute the stride length, 437 to compute the stride length, distance, speed and activity
628 type. 438 type.
629 439
630 What: /sys/bus/iio/devices/iio:devic 440 What: /sys/bus/iio/devices/iio:deviceX/in_activity_calibgender_available
631 What: /sys/bus/iio/devices/iio:devic 441 What: /sys/bus/iio/devices/iio:deviceX/in_energy_calibgender_available
632 What: /sys/bus/iio/devices/iio:devic 442 What: /sys/bus/iio/devices/iio:deviceX/in_distance_calibgender_available
633 What: /sys/bus/iio/devices/iio:devic 443 What: /sys/bus/iio/devices/iio:deviceX/in_velocity_calibgender_available
634 KernelVersion: 4.0 444 KernelVersion: 4.0
635 Contact: linux-iio@vger.kernel.org 445 Contact: linux-iio@vger.kernel.org
636 Description: 446 Description:
637 Lists all available gender val 447 Lists all available gender values (e.g.: male, female).
638 448
639 What: /sys/bus/iio/devices/iio:devic 449 What: /sys/bus/iio/devices/iio:deviceX/in_activity_calibheight
640 What: /sys/bus/iio/devices/iio:devic 450 What: /sys/bus/iio/devices/iio:deviceX/in_energy_calibheight
641 What: /sys/bus/iio/devices/iio:devic 451 What: /sys/bus/iio/devices/iio:deviceX/in_distance_calibheight
642 What: /sys/bus/iio/devices/iio:devic 452 What: /sys/bus/iio/devices/iio:deviceX/in_velocity_calibheight
643 KernelVersion: 3.19 453 KernelVersion: 3.19
644 Contact: linux-iio@vger.kernel.org 454 Contact: linux-iio@vger.kernel.org
645 Description: 455 Description:
646 Height of the user (in meters) 456 Height of the user (in meters) used by some pedometers
647 to compute the stride length, 457 to compute the stride length, distance, speed and activity
648 type. 458 type.
649 459
650 What: /sys/bus/iio/devices/iio:devic 460 What: /sys/bus/iio/devices/iio:deviceX/in_energy_calibweight
651 KernelVersion: 4.0 461 KernelVersion: 4.0
652 Contact: linux-iio@vger.kernel.org 462 Contact: linux-iio@vger.kernel.org
653 Description: 463 Description:
654 Weight of the user (in kg). It 464 Weight of the user (in kg). It is needed by some pedometers
655 to compute the calories burnt 465 to compute the calories burnt by the user.
656 466
657 What: /sys/bus/iio/devices/iio:devic 467 What: /sys/bus/iio/devices/iio:deviceX/in_accel_scale_available
658 What: /sys/.../iio:deviceX/in_anglve 468 What: /sys/.../iio:deviceX/in_anglvel_scale_available
659 What: /sys/.../iio:deviceX/in_magn_s 469 What: /sys/.../iio:deviceX/in_magn_scale_available
660 What: /sys/.../iio:deviceX/in_illumi 470 What: /sys/.../iio:deviceX/in_illuminance_scale_available
661 What: /sys/.../iio:deviceX/in_intens 471 What: /sys/.../iio:deviceX/in_intensity_scale_available
662 What: /sys/.../iio:deviceX/in_proxim 472 What: /sys/.../iio:deviceX/in_proximity_scale_available
663 What: /sys/.../iio:deviceX/in_voltag 473 What: /sys/.../iio:deviceX/in_voltageX_scale_available
664 What: /sys/.../iio:deviceX/in_voltag 474 What: /sys/.../iio:deviceX/in_voltage-voltage_scale_available
665 What: /sys/.../iio:deviceX/out_volta 475 What: /sys/.../iio:deviceX/out_voltageX_scale_available
666 What: /sys/.../iio:deviceX/out_altvo 476 What: /sys/.../iio:deviceX/out_altvoltageX_scale_available
667 What: /sys/.../iio:deviceX/in_capaci 477 What: /sys/.../iio:deviceX/in_capacitance_scale_available
668 What: /sys/.../iio:deviceX/in_pressu 478 What: /sys/.../iio:deviceX/in_pressure_scale_available
669 What: /sys/.../iio:deviceX/in_pressu 479 What: /sys/.../iio:deviceX/in_pressureY_scale_available
670 KernelVersion: 2.6.35 480 KernelVersion: 2.6.35
671 Contact: linux-iio@vger.kernel.org 481 Contact: linux-iio@vger.kernel.org
672 Description: 482 Description:
673 If a discrete set of scale val 483 If a discrete set of scale values is available, they
674 are listed in this attribute. !! 484 are listed in this attribute.
675 multiplying intensity by inten <<
676 yield value with any standardi <<
677 485
678 What: /sys/bus/iio/devices/iio:devic !! 486 What /sys/bus/iio/devices/iio:deviceX/out_voltageY_hardwaregain
679 What: /sys/bus/iio/devices/iio:devic <<
680 What: /sys/bus/iio/devices/iio:devic 487 What: /sys/bus/iio/devices/iio:deviceX/in_intensity_red_hardwaregain
681 What: /sys/bus/iio/devices/iio:devic 488 What: /sys/bus/iio/devices/iio:deviceX/in_intensity_green_hardwaregain
682 What: /sys/bus/iio/devices/iio:devic 489 What: /sys/bus/iio/devices/iio:deviceX/in_intensity_blue_hardwaregain
683 What: /sys/bus/iio/devices/iio:devic 490 What: /sys/bus/iio/devices/iio:deviceX/in_intensity_clear_hardwaregain
684 KernelVersion: 2.6.35 491 KernelVersion: 2.6.35
685 Contact: linux-iio@vger.kernel.org 492 Contact: linux-iio@vger.kernel.org
686 Description: 493 Description:
687 Hardware applied gain factor. 494 Hardware applied gain factor. If shared across all channels,
688 <type>_hardwaregain is used. 495 <type>_hardwaregain is used.
689 496
690 What: /sys/bus/iio/devices/iio:devic <<
691 KernelVersion: 5.10 <<
692 Contact: linux-iio@vger.kernel.org <<
693 Description: <<
694 Lists all available hardware a <<
695 channels. <<
696 <<
697 What: /sys/.../in_accel_filter_low_p 497 What: /sys/.../in_accel_filter_low_pass_3db_frequency
698 What: /sys/.../in_magn_filter_low_pa 498 What: /sys/.../in_magn_filter_low_pass_3db_frequency
699 What: /sys/.../in_anglvel_filter_low 499 What: /sys/.../in_anglvel_filter_low_pass_3db_frequency
700 KernelVersion: 3.2 500 KernelVersion: 3.2
701 Contact: linux-iio@vger.kernel.org 501 Contact: linux-iio@vger.kernel.org
702 Description: 502 Description:
703 If a known or controllable low 503 If a known or controllable low pass filter is applied
704 to the underlying data channel 504 to the underlying data channel, then this parameter
705 gives the 3dB frequency of the 505 gives the 3dB frequency of the filter in Hz.
706 506
707 What: /sys/.../in_accel_filter_high_ 507 What: /sys/.../in_accel_filter_high_pass_3db_frequency
708 What: /sys/.../in_anglvel_filter_hig 508 What: /sys/.../in_anglvel_filter_high_pass_3db_frequency
709 What: /sys/.../in_magn_filter_high_p 509 What: /sys/.../in_magn_filter_high_pass_3db_frequency
710 KernelVersion: 4.2 510 KernelVersion: 4.2
711 Contact: linux-iio@vger.kernel.org 511 Contact: linux-iio@vger.kernel.org
712 Description: 512 Description:
713 If a known or controllable hig 513 If a known or controllable high pass filter is applied
714 to the underlying data channel 514 to the underlying data channel, then this parameter
715 gives the 3dB frequency of the 515 gives the 3dB frequency of the filter in Hz.
716 516
717 What: /sys/bus/iio/devices/iio:devic 517 What: /sys/bus/iio/devices/iio:deviceX/out_voltageY_raw
718 What: /sys/bus/iio/devices/iio:devic 518 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_raw
719 KernelVersion: 2.6.37 519 KernelVersion: 2.6.37
720 Contact: linux-iio@vger.kernel.org 520 Contact: linux-iio@vger.kernel.org
721 Description: 521 Description:
722 Raw (unscaled, no bias etc.) o 522 Raw (unscaled, no bias etc.) output voltage for
723 channel Y. The number must al 523 channel Y. The number must always be specified and
724 unique if the output correspon 524 unique if the output corresponds to a single channel.
725 While DAC like devices typical 525 While DAC like devices typically use out_voltage,
726 a continuous frequency generat 526 a continuous frequency generating device, such as
727 a DDS or PLL should use out_al 527 a DDS or PLL should use out_altvoltage.
728 528
729 What: /sys/bus/iio/devices/iio:devic 529 What: /sys/bus/iio/devices/iio:deviceX/out_voltageY&Z_raw
730 What: /sys/bus/iio/devices/iio:devic 530 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY&Z_raw
731 KernelVersion: 2.6.37 531 KernelVersion: 2.6.37
732 Contact: linux-iio@vger.kernel.org 532 Contact: linux-iio@vger.kernel.org
733 Description: 533 Description:
734 Raw (unscaled, no bias etc.) o 534 Raw (unscaled, no bias etc.) output voltage for an aggregate of
735 channel Y, channel Z, etc. Th 535 channel Y, channel Z, etc. This interface is available in cases
736 where a single output sets the 536 where a single output sets the value for multiple channels
737 simultaneously. 537 simultaneously.
738 538
739 What: /sys/bus/iio/devices/iio:devic 539 What: /sys/bus/iio/devices/iio:deviceX/out_voltageY_powerdown_mode
740 What: /sys/bus/iio/devices/iio:devic 540 What: /sys/bus/iio/devices/iio:deviceX/out_voltage_powerdown_mode
741 What: /sys/bus/iio/devices/iio:devic 541 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_powerdown_mode
742 What: /sys/bus/iio/devices/iio:devic 542 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltage_powerdown_mode
743 KernelVersion: 2.6.38 543 KernelVersion: 2.6.38
744 Contact: linux-iio@vger.kernel.org 544 Contact: linux-iio@vger.kernel.org
745 Description: 545 Description:
746 Specifies the output powerdown 546 Specifies the output powerdown mode.
747 DAC output stage is disconnect 547 DAC output stage is disconnected from the amplifier and
748 1kohm_to_gnd: connected to gro 548 1kohm_to_gnd: connected to ground via an 1kOhm resistor,
749 2.5kohm_to_gnd: connected to g 549 2.5kohm_to_gnd: connected to ground via a 2.5kOhm resistor,
750 6kohm_to_gnd: connected to gro 550 6kohm_to_gnd: connected to ground via a 6kOhm resistor,
751 20kohm_to_gnd: connected to gr 551 20kohm_to_gnd: connected to ground via a 20kOhm resistor,
752 42kohm_to_gnd: connected to gr <<
753 90kohm_to_gnd: connected to gr 552 90kohm_to_gnd: connected to ground via a 90kOhm resistor,
754 100kohm_to_gnd: connected to g 553 100kohm_to_gnd: connected to ground via an 100kOhm resistor,
755 125kohm_to_gnd: connected to g 554 125kohm_to_gnd: connected to ground via an 125kOhm resistor,
756 500kohm_to_gnd: connected to g 555 500kohm_to_gnd: connected to ground via a 500kOhm resistor,
757 640kohm_to_gnd: connected to g 556 640kohm_to_gnd: connected to ground via a 640kOhm resistor,
758 three_state: left floating. 557 three_state: left floating.
759 For a list of available output 558 For a list of available output power down options read
760 outX_powerdown_mode_available. 559 outX_powerdown_mode_available. If Y is not present the
761 mode is shared across all outp 560 mode is shared across all outputs.
762 561
763 What: /sys/.../iio:deviceX/out_volta 562 What: /sys/.../iio:deviceX/out_voltageY_powerdown_mode_available
764 What: /sys/.../iio:deviceX/out_volta 563 What: /sys/.../iio:deviceX/out_voltage_powerdown_mode_available
765 What: /sys/.../iio:deviceX/out_altvo 564 What: /sys/.../iio:deviceX/out_altvoltageY_powerdown_mode_available
766 What: /sys/.../iio:deviceX/out_altvo 565 What: /sys/.../iio:deviceX/out_altvoltage_powerdown_mode_available
767 KernelVersion: 2.6.38 566 KernelVersion: 2.6.38
768 Contact: linux-iio@vger.kernel.org 567 Contact: linux-iio@vger.kernel.org
769 Description: 568 Description:
770 Lists all available output pow 569 Lists all available output power down modes.
771 If Y is not present the mode i 570 If Y is not present the mode is shared across all outputs.
772 571
773 What: /sys/bus/iio/devices/iio:devic 572 What: /sys/bus/iio/devices/iio:deviceX/out_voltageY_powerdown
774 What: /sys/bus/iio/devices/iio:devic 573 What: /sys/bus/iio/devices/iio:deviceX/out_voltage_powerdown
775 What: /sys/bus/iio/devices/iio:devic 574 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_powerdown
776 What: /sys/bus/iio/devices/iio:devic 575 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltage_powerdown
777 KernelVersion: 2.6.38 576 KernelVersion: 2.6.38
778 Contact: linux-iio@vger.kernel.org 577 Contact: linux-iio@vger.kernel.org
779 Description: 578 Description:
780 Writing 1 causes output Y to e 579 Writing 1 causes output Y to enter the power down mode specified
781 by the corresponding outY_powe 580 by the corresponding outY_powerdown_mode. DAC output stage is
782 disconnected from the amplifie 581 disconnected from the amplifier. Clearing returns to normal
783 operation. Y may be suppressed 582 operation. Y may be suppressed if all outputs are controlled
784 together. 583 together.
785 584
786 What: /sys/bus/iio/devices/iio:devic 585 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_frequency
787 KernelVersion: 3.4.0 586 KernelVersion: 3.4.0
788 Contact: linux-iio@vger.kernel.org 587 Contact: linux-iio@vger.kernel.org
789 Description: 588 Description:
790 Output frequency for channel Y 589 Output frequency for channel Y in Hz. The number must always be
791 specified and unique if the ou 590 specified and unique if the output corresponds to a single
792 channel. 591 channel.
793 Some drivers have additional c <<
794 ADF4371 has an integrated VCO <<
795 frequency ranging from 4000000 <<
796 <<
797 out_altvoltage0_frequency: <<
798 A divide by 1, 2, 4, 8 <<
799 frequencies from 62500 <<
800 out_altvoltage1_frequency: <<
801 This channel duplicate <<
802 out_altvoltage2_frequency: <<
803 A frequency doubler ge <<
804 8000000000 Hz to 16000 <<
805 out_altvoltage3_frequency: <<
806 A frequency quadrupler <<
807 16000000000 Hz to 3200 <<
808 <<
809 Note: writes to one of the cha <<
810 all the other channels, since <<
811 fundamental output frequency. <<
812 592
813 What: /sys/bus/iio/devices/iio:devic 593 What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_phase
814 KernelVersion: 3.4.0 594 KernelVersion: 3.4.0
815 Contact: linux-iio@vger.kernel.org 595 Contact: linux-iio@vger.kernel.org
816 Description: 596 Description:
817 Phase in radians of one freque 597 Phase in radians of one frequency/clock output Y
818 (out_altvoltageY) relative to 598 (out_altvoltageY) relative to another frequency/clock output
819 (out_altvoltageZ) of the devic 599 (out_altvoltageZ) of the device X. The number must always be
820 specified and unique if the ou 600 specified and unique if the output corresponds to a single
821 channel. 601 channel.
822 602
823 What: /sys/bus/iio/devices/iio:devic <<
824 Date: May 2012 <<
825 KernelVersion: 3.5 <<
826 Contact: Johan Hovold <jhovold@gmail.com <<
827 Description: <<
828 Set/get output current for cha <<
829 of scale and offset are millia <<
830 For some devices current chann <<
831 current supplied to elements u <<
832 of a different type. E.g. LED <<
833 <<
834 What: /sys/bus/iio/devices/iio:devic 603 What: /sys/bus/iio/devices/iio:deviceX/events
835 KernelVersion: 2.6.35 604 KernelVersion: 2.6.35
836 Contact: linux-iio@vger.kernel.org 605 Contact: linux-iio@vger.kernel.org
837 Description: 606 Description:
838 Configuration of which hardwar 607 Configuration of which hardware generated events are passed up
839 to user-space. 608 to user-space.
840 609
841 What: /sys/.../iio:deviceX/events/in 610 What: /sys/.../iio:deviceX/events/in_accel_x_thresh_rising_en
842 What: /sys/.../iio:deviceX/events/in 611 What: /sys/.../iio:deviceX/events/in_accel_x_thresh_falling_en
843 What: /sys/.../iio:deviceX/events/in 612 What: /sys/.../iio:deviceX/events/in_accel_y_thresh_rising_en
844 What: /sys/.../iio:deviceX/events/in 613 What: /sys/.../iio:deviceX/events/in_accel_y_thresh_falling_en
845 What: /sys/.../iio:deviceX/events/in 614 What: /sys/.../iio:deviceX/events/in_accel_z_thresh_rising_en
846 What: /sys/.../iio:deviceX/events/in 615 What: /sys/.../iio:deviceX/events/in_accel_z_thresh_falling_en
847 What: /sys/.../iio:deviceX/events/in 616 What: /sys/.../iio:deviceX/events/in_anglvel_x_thresh_rising_en
848 What: /sys/.../iio:deviceX/events/in 617 What: /sys/.../iio:deviceX/events/in_anglvel_x_thresh_falling_en
849 What: /sys/.../iio:deviceX/events/in 618 What: /sys/.../iio:deviceX/events/in_anglvel_y_thresh_rising_en
850 What: /sys/.../iio:deviceX/events/in 619 What: /sys/.../iio:deviceX/events/in_anglvel_y_thresh_falling_en
851 What: /sys/.../iio:deviceX/events/in 620 What: /sys/.../iio:deviceX/events/in_anglvel_z_thresh_rising_en
852 What: /sys/.../iio:deviceX/events/in 621 What: /sys/.../iio:deviceX/events/in_anglvel_z_thresh_falling_en
853 What: /sys/.../iio:deviceX/events/in 622 What: /sys/.../iio:deviceX/events/in_magn_x_thresh_rising_en
854 What: /sys/.../iio:deviceX/events/in 623 What: /sys/.../iio:deviceX/events/in_magn_x_thresh_falling_en
855 What: /sys/.../iio:deviceX/events/in 624 What: /sys/.../iio:deviceX/events/in_magn_y_thresh_rising_en
856 What: /sys/.../iio:deviceX/events/in 625 What: /sys/.../iio:deviceX/events/in_magn_y_thresh_falling_en
857 What: /sys/.../iio:deviceX/events/in 626 What: /sys/.../iio:deviceX/events/in_magn_z_thresh_rising_en
858 What: /sys/.../iio:deviceX/events/in 627 What: /sys/.../iio:deviceX/events/in_magn_z_thresh_falling_en
859 What: /sys/.../iio:deviceX/events/in 628 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_thresh_rising_en
860 What: /sys/.../iio:deviceX/events/in 629 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_thresh_falling_en
861 What: /sys/.../iio:deviceX/events/in 630 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_thresh_rising_en
862 What: /sys/.../iio:deviceX/events/in 631 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_thresh_falling_en
863 What: /sys/.../iio:deviceX/events/in 632 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_tilt_comp_thresh_rising_en
864 What: /sys/.../iio:deviceX/events/in 633 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_tilt_comp_thresh_falling_en
865 What: /sys/.../iio:deviceX/events/in 634 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_tilt_comp_thresh_rising_en
866 What: /sys/.../iio:deviceX/events/in 635 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_tilt_comp_thresh_falling_en
867 What: /sys/.../iio:deviceX/events/in 636 What: /sys/.../iio:deviceX/events/in_voltageY_supply_thresh_rising_en
868 What: /sys/.../iio:deviceX/events/in 637 What: /sys/.../iio:deviceX/events/in_voltageY_supply_thresh_falling_en
869 What: /sys/.../iio:deviceX/events/in 638 What: /sys/.../iio:deviceX/events/in_voltageY_thresh_rising_en
870 What: /sys/.../iio:deviceX/events/in 639 What: /sys/.../iio:deviceX/events/in_voltageY_thresh_falling_en
871 What: /sys/.../iio:deviceX/events/in 640 What: /sys/.../iio:deviceX/events/in_voltageY_thresh_either_en
872 What: /sys/.../iio:deviceX/events/in 641 What: /sys/.../iio:deviceX/events/in_tempY_thresh_rising_en
873 What: /sys/.../iio:deviceX/events/in 642 What: /sys/.../iio:deviceX/events/in_tempY_thresh_falling_en
874 What: /sys/.../iio:deviceX/events/in <<
875 What: /sys/.../iio:deviceX/events/in <<
876 KernelVersion: 2.6.37 643 KernelVersion: 2.6.37
877 Contact: linux-iio@vger.kernel.org 644 Contact: linux-iio@vger.kernel.org
878 Description: 645 Description:
879 Event generated when channel p 646 Event generated when channel passes a threshold in the specified
880 (_rising|_falling) direction. 647 (_rising|_falling) direction. If the direction is not specified,
881 then either the device will re 648 then either the device will report an event which ever direction
882 a single threshold value is pa 649 a single threshold value is passed in (e.g.
883 <type>[Y][_name]_<raw|input>_t 650 <type>[Y][_name]_<raw|input>_thresh_value) or
884 <type>[Y][_name]_<raw|input>_t 651 <type>[Y][_name]_<raw|input>_thresh_rising_value and
885 <type>[Y][_name]_<raw|input>_t 652 <type>[Y][_name]_<raw|input>_thresh_falling_value may take
886 different values, but the devi 653 different values, but the device can only enable both thresholds
887 or neither. 654 or neither.
888 <<
889 Note the driver will assume th 655 Note the driver will assume the last p events requested are
890 to be enabled where p is how m 656 to be enabled where p is how many it supports (which may vary
891 depending on the exact set req 657 depending on the exact set requested. So if you want to be
892 sure you have set what you thi 658 sure you have set what you think you have, check the contents of
893 these attributes after everyth 659 these attributes after everything is configured. Drivers may
894 have to buffer any parameters 660 have to buffer any parameters so that they are consistent when
895 a given event type is enabled 661 a given event type is enabled at a future point (and not those for
896 whatever event was previously 662 whatever event was previously enabled).
897 663
898 What: /sys/.../iio:deviceX/events/in 664 What: /sys/.../iio:deviceX/events/in_accel_x_roc_rising_en
899 What: /sys/.../iio:deviceX/events/in 665 What: /sys/.../iio:deviceX/events/in_accel_x_roc_falling_en
900 What: /sys/.../iio:deviceX/events/in 666 What: /sys/.../iio:deviceX/events/in_accel_y_roc_rising_en
901 What: /sys/.../iio:deviceX/events/in 667 What: /sys/.../iio:deviceX/events/in_accel_y_roc_falling_en
902 What: /sys/.../iio:deviceX/events/in 668 What: /sys/.../iio:deviceX/events/in_accel_z_roc_rising_en
903 What: /sys/.../iio:deviceX/events/in 669 What: /sys/.../iio:deviceX/events/in_accel_z_roc_falling_en
904 What: /sys/.../iio:deviceX/events/in 670 What: /sys/.../iio:deviceX/events/in_anglvel_x_roc_rising_en
905 What: /sys/.../iio:deviceX/events/in 671 What: /sys/.../iio:deviceX/events/in_anglvel_x_roc_falling_en
906 What: /sys/.../iio:deviceX/events/in 672 What: /sys/.../iio:deviceX/events/in_anglvel_y_roc_rising_en
907 What: /sys/.../iio:deviceX/events/in 673 What: /sys/.../iio:deviceX/events/in_anglvel_y_roc_falling_en
908 What: /sys/.../iio:deviceX/events/in 674 What: /sys/.../iio:deviceX/events/in_anglvel_z_roc_rising_en
909 What: /sys/.../iio:deviceX/events/in 675 What: /sys/.../iio:deviceX/events/in_anglvel_z_roc_falling_en
910 What: /sys/.../iio:deviceX/events/in 676 What: /sys/.../iio:deviceX/events/in_magn_x_roc_rising_en
911 What: /sys/.../iio:deviceX/events/in 677 What: /sys/.../iio:deviceX/events/in_magn_x_roc_falling_en
912 What: /sys/.../iio:deviceX/events/in 678 What: /sys/.../iio:deviceX/events/in_magn_y_roc_rising_en
913 What: /sys/.../iio:deviceX/events/in 679 What: /sys/.../iio:deviceX/events/in_magn_y_roc_falling_en
914 What: /sys/.../iio:deviceX/events/in 680 What: /sys/.../iio:deviceX/events/in_magn_z_roc_rising_en
915 What: /sys/.../iio:deviceX/events/in 681 What: /sys/.../iio:deviceX/events/in_magn_z_roc_falling_en
916 What: /sys/.../iio:deviceX/events/in 682 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_roc_rising_en
917 What: /sys/.../iio:deviceX/events/in 683 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_roc_falling_en
918 What: /sys/.../iio:deviceX/events/in 684 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_roc_rising_en
919 What: /sys/.../iio:deviceX/events/in 685 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_roc_falling_en
920 What: /sys/.../iio:deviceX/events/in 686 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_tilt_comp_roc_rising_en
921 What: /sys/.../iio:deviceX/events/in 687 What: /sys/.../iio:deviceX/events/in_rot_from_north_magnetic_tilt_comp_roc_falling_en
922 What: /sys/.../iio:deviceX/events/in 688 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_tilt_comp_roc_rising_en
923 What: /sys/.../iio:deviceX/events/in 689 What: /sys/.../iio:deviceX/events/in_rot_from_north_true_tilt_comp_roc_falling_en
924 What: /sys/.../iio:deviceX/events/in 690 What: /sys/.../iio:deviceX/events/in_voltageY_supply_roc_rising_en
925 What: /sys/.../iio:deviceX/events/in 691 What: /sys/.../iio:deviceX/events/in_voltageY_supply_roc_falling_en
926 What: /sys/.../iio:deviceX/events/in 692 What: /sys/.../iio:deviceX/events/in_voltageY_roc_rising_en
927 What: /sys/.../iio:deviceX/events/in 693 What: /sys/.../iio:deviceX/events/in_voltageY_roc_falling_en
928 What: /sys/.../iio:deviceX/events/in 694 What: /sys/.../iio:deviceX/events/in_tempY_roc_rising_en
929 What: /sys/.../iio:deviceX/events/in 695 What: /sys/.../iio:deviceX/events/in_tempY_roc_falling_en
930 KernelVersion: 2.6.37 696 KernelVersion: 2.6.37
931 Contact: linux-iio@vger.kernel.org 697 Contact: linux-iio@vger.kernel.org
932 Description: 698 Description:
933 Event generated when channel p 699 Event generated when channel passes a threshold on the rate of
934 change (1st differential) in t 700 change (1st differential) in the specified (_rising|_falling)
935 direction. If the direction is 701 direction. If the direction is not specified, then either the
936 device will report an event wh 702 device will report an event which ever direction a single
937 threshold value is passed in ( 703 threshold value is passed in (e.g.
938 <type>[Y][_name]_<raw|input>_r 704 <type>[Y][_name]_<raw|input>_roc_value) or
939 <type>[Y][_name]_<raw|input>_r 705 <type>[Y][_name]_<raw|input>_roc_rising_value and
940 <type>[Y][_name]_<raw|input>_r 706 <type>[Y][_name]_<raw|input>_roc_falling_value may take
941 different values, but the devi 707 different values, but the device can only enable both rate of
942 change thresholds or neither. 708 change thresholds or neither.
943 <<
944 Note the driver will assume th 709 Note the driver will assume the last p events requested are
945 to be enabled where p is howev 710 to be enabled where p is however many it supports (which may
946 vary depending on the exact se 711 vary depending on the exact set requested. So if you want to be
947 sure you have set what you thi 712 sure you have set what you think you have, check the contents of
948 these attributes after everyth 713 these attributes after everything is configured. Drivers may
949 have to buffer any parameters 714 have to buffer any parameters so that they are consistent when
950 a given event type is enabled 715 a given event type is enabled a future point (and not those for
951 whatever event was previously 716 whatever event was previously enabled).
952 717
953 What: /sys/.../events/in_capacitance <<
954 What: /sys/.../events/in_capacitance <<
955 KernelVersion: 5.13 <<
956 Contact: linux-iio@vger.kernel.org <<
957 Description: <<
958 Adaptive thresholds are simila <<
959 but the value is expressed as <<
960 provides a low frequency appro <<
961 Thus these detect if a rapid c <<
962 direction which crosses tracki <<
963 Tracking value calculation is <<
964 <<
965 What: /sys/.../in_capacitanceY_adapt <<
966 What: /sys/.../in_capacitanceY_adapt <<
967 KernelVersion: 5.11 <<
968 Contact: linux-iio@vger.kernel.org <<
969 Description: <<
970 When adaptive thresholds are u <<
971 may adjust too slowly to step <<
972 Thus these specify the time in <<
973 difference between the slow tr <<
974 signal is allowed to remain ou <<
975 event occurs in which the trac <<
976 to the raw signal, allowing sl <<
977 adaptive threshold event detec <<
978 <<
979 What: /sys/.../events/in_accel_thres 718 What: /sys/.../events/in_accel_thresh_rising_value
980 What: /sys/.../events/in_accel_thres 719 What: /sys/.../events/in_accel_thresh_falling_value
981 What: /sys/.../events/in_accel_x_raw 720 What: /sys/.../events/in_accel_x_raw_thresh_rising_value
982 What: /sys/.../events/in_accel_x_raw 721 What: /sys/.../events/in_accel_x_raw_thresh_falling_value
983 What: /sys/.../events/in_accel_y_raw 722 What: /sys/.../events/in_accel_y_raw_thresh_rising_value
984 What: /sys/.../events/in_accel_y_raw 723 What: /sys/.../events/in_accel_y_raw_thresh_falling_value
985 What: /sys/.../events/in_accel_z_raw 724 What: /sys/.../events/in_accel_z_raw_thresh_rising_value
986 What: /sys/.../events/in_accel_z_raw 725 What: /sys/.../events/in_accel_z_raw_thresh_falling_value
987 What: /sys/.../events/in_anglvel_x_r 726 What: /sys/.../events/in_anglvel_x_raw_thresh_rising_value
988 What: /sys/.../events/in_anglvel_x_r 727 What: /sys/.../events/in_anglvel_x_raw_thresh_falling_value
989 What: /sys/.../events/in_anglvel_y_r 728 What: /sys/.../events/in_anglvel_y_raw_thresh_rising_value
990 What: /sys/.../events/in_anglvel_y_r 729 What: /sys/.../events/in_anglvel_y_raw_thresh_falling_value
991 What: /sys/.../events/in_anglvel_z_r 730 What: /sys/.../events/in_anglvel_z_raw_thresh_rising_value
992 What: /sys/.../events/in_anglvel_z_r 731 What: /sys/.../events/in_anglvel_z_raw_thresh_falling_value
993 What: /sys/.../events/in_magn_x_raw_ 732 What: /sys/.../events/in_magn_x_raw_thresh_rising_value
994 What: /sys/.../events/in_magn_x_raw_ 733 What: /sys/.../events/in_magn_x_raw_thresh_falling_value
995 What: /sys/.../events/in_magn_y_raw_ 734 What: /sys/.../events/in_magn_y_raw_thresh_rising_value
996 What: /sys/.../events/in_magn_y_raw_ 735 What: /sys/.../events/in_magn_y_raw_thresh_falling_value
997 What: /sys/.../events/in_magn_z_raw_ 736 What: /sys/.../events/in_magn_z_raw_thresh_rising_value
998 What: /sys/.../events/in_magn_z_raw_ 737 What: /sys/.../events/in_magn_z_raw_thresh_falling_value
999 What: /sys/.../events/in_rot_from_no 738 What: /sys/.../events/in_rot_from_north_magnetic_raw_thresh_rising_value
1000 What: /sys/.../events/in_rot_from_n 739 What: /sys/.../events/in_rot_from_north_magnetic_raw_thresh_falling_value
1001 What: /sys/.../events/in_rot_from_n 740 What: /sys/.../events/in_rot_from_north_true_raw_thresh_rising_value
1002 What: /sys/.../events/in_rot_from_n 741 What: /sys/.../events/in_rot_from_north_true_raw_thresh_falling_value
1003 What: /sys/.../events/in_rot_from_n 742 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_raw_thresh_rising_value
1004 What: /sys/.../events/in_rot_from_n 743 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_raw_thresh_falling_value
1005 What: /sys/.../events/in_rot_from_n 744 What: /sys/.../events/in_rot_from_north_true_tilt_comp_raw_thresh_rising_value
1006 What: /sys/.../events/in_rot_from_n 745 What: /sys/.../events/in_rot_from_north_true_tilt_comp_raw_thresh_falling_value
1007 What: /sys/.../events/in_voltageY_s 746 What: /sys/.../events/in_voltageY_supply_raw_thresh_rising_value
1008 What: /sys/.../events/in_voltageY_s 747 What: /sys/.../events/in_voltageY_supply_raw_thresh_falling_value
1009 What: /sys/.../events/in_voltageY_r 748 What: /sys/.../events/in_voltageY_raw_thresh_rising_value
1010 What: /sys/.../events/in_voltageY_r 749 What: /sys/.../events/in_voltageY_raw_thresh_falling_value
1011 What: /sys/.../events/in_tempY_raw_ 750 What: /sys/.../events/in_tempY_raw_thresh_rising_value
1012 What: /sys/.../events/in_tempY_raw_ 751 What: /sys/.../events/in_tempY_raw_thresh_falling_value
1013 What: /sys/.../events/in_illuminanc 752 What: /sys/.../events/in_illuminance0_thresh_falling_value
1014 What: /sys/.../events/in_illuminanc !! 753 what: /sys/.../events/in_illuminance0_thresh_rising_value
1015 What: /sys/.../events/in_proximity0 !! 754 what: /sys/.../events/in_proximity0_thresh_falling_value
1016 What: /sys/.../events/in_proximity0 !! 755 what: /sys/.../events/in_proximity0_thresh_rising_value
1017 What: /sys/.../events/in_illuminanc 756 What: /sys/.../events/in_illuminance_thresh_rising_value
1018 What: /sys/.../events/in_illuminanc 757 What: /sys/.../events/in_illuminance_thresh_falling_value
1019 What: /sys/.../events/in_capacitanc <<
1020 What: /sys/.../events/in_capacitanc <<
1021 What: /sys/.../events/in_capacitanc <<
1022 What: /sys/.../events/in_capacitanc <<
1023 KernelVersion: 2.6.37 758 KernelVersion: 2.6.37
1024 Contact: linux-iio@vger.kernel.org 759 Contact: linux-iio@vger.kernel.org
1025 Description: 760 Description:
1026 Specifies the value of thresh 761 Specifies the value of threshold that the device is comparing
1027 against for the events enable 762 against for the events enabled by
1028 <type>Y[_name]_thresh[_rising 763 <type>Y[_name]_thresh[_rising|falling]_en.
1029 <<
1030 If separate attributes exist 764 If separate attributes exist for the two directions, but
1031 direction is not specified fo 765 direction is not specified for this attribute, then a single
1032 threshold value applies to bo 766 threshold value applies to both directions.
1033 <<
1034 The raw or input element of t 767 The raw or input element of the name indicates whether the
1035 value is in raw device units 768 value is in raw device units or in processed units (as _raw
1036 and _input do on sysfs direct 769 and _input do on sysfs direct channel read attributes).
1037 770
1038 What: /sys/.../events/in_accel_scal 771 What: /sys/.../events/in_accel_scale
1039 What: /sys/.../events/in_accel_peak 772 What: /sys/.../events/in_accel_peak_scale
1040 What: /sys/.../events/in_anglvel_sc 773 What: /sys/.../events/in_anglvel_scale
1041 What: /sys/.../events/in_magn_scale 774 What: /sys/.../events/in_magn_scale
1042 What: /sys/.../events/in_rot_from_n 775 What: /sys/.../events/in_rot_from_north_magnetic_scale
1043 What: /sys/.../events/in_rot_from_n 776 What: /sys/.../events/in_rot_from_north_true_scale
1044 What: /sys/.../events/in_voltage_sc 777 What: /sys/.../events/in_voltage_scale
1045 What: /sys/.../events/in_voltage_su 778 What: /sys/.../events/in_voltage_supply_scale
1046 What: /sys/.../events/in_temp_scale 779 What: /sys/.../events/in_temp_scale
1047 What: /sys/.../events/in_illuminanc 780 What: /sys/.../events/in_illuminance_scale
1048 What: /sys/.../events/in_proximity_ 781 What: /sys/.../events/in_proximity_scale
1049 KernelVersion: 3.21 782 KernelVersion: 3.21
1050 Contact: linux-iio@vger.kernel.org 783 Contact: linux-iio@vger.kernel.org
1051 Description: 784 Description:
1052 Specifies the conversion fact 785 Specifies the conversion factor from the standard units
1053 to device specific units used 786 to device specific units used to set the event trigger
1054 threshold. 787 threshold.
1055 788
1056 What: /sys/.../events/in_accel_x_th 789 What: /sys/.../events/in_accel_x_thresh_rising_hysteresis
1057 What: /sys/.../events/in_accel_x_th 790 What: /sys/.../events/in_accel_x_thresh_falling_hysteresis
1058 What: /sys/.../events/in_accel_x_th 791 What: /sys/.../events/in_accel_x_thresh_either_hysteresis
1059 What: /sys/.../events/in_accel_y_th 792 What: /sys/.../events/in_accel_y_thresh_rising_hysteresis
1060 What: /sys/.../events/in_accel_y_th 793 What: /sys/.../events/in_accel_y_thresh_falling_hysteresis
1061 What: /sys/.../events/in_accel_y_th 794 What: /sys/.../events/in_accel_y_thresh_either_hysteresis
1062 What: /sys/.../events/in_accel_z_th 795 What: /sys/.../events/in_accel_z_thresh_rising_hysteresis
1063 What: /sys/.../events/in_accel_z_th 796 What: /sys/.../events/in_accel_z_thresh_falling_hysteresis
1064 What: /sys/.../events/in_accel_z_th 797 What: /sys/.../events/in_accel_z_thresh_either_hysteresis
1065 What: /sys/.../events/in_anglvel_x_ 798 What: /sys/.../events/in_anglvel_x_thresh_rising_hysteresis
1066 What: /sys/.../events/in_anglvel_x_ 799 What: /sys/.../events/in_anglvel_x_thresh_falling_hysteresis
1067 What: /sys/.../events/in_anglvel_x_ 800 What: /sys/.../events/in_anglvel_x_thresh_either_hysteresis
1068 What: /sys/.../events/in_anglvel_y_ 801 What: /sys/.../events/in_anglvel_y_thresh_rising_hysteresis
1069 What: /sys/.../events/in_anglvel_y_ 802 What: /sys/.../events/in_anglvel_y_thresh_falling_hysteresis
1070 What: /sys/.../events/in_anglvel_y_ 803 What: /sys/.../events/in_anglvel_y_thresh_either_hysteresis
1071 What: /sys/.../events/in_anglvel_z_ 804 What: /sys/.../events/in_anglvel_z_thresh_rising_hysteresis
1072 What: /sys/.../events/in_anglvel_z_ 805 What: /sys/.../events/in_anglvel_z_thresh_falling_hysteresis
1073 What: /sys/.../events/in_anglvel_z_ 806 What: /sys/.../events/in_anglvel_z_thresh_either_hysteresis
1074 What: /sys/.../events/in_magn_x_thr 807 What: /sys/.../events/in_magn_x_thresh_rising_hysteresis
1075 What: /sys/.../events/in_magn_x_thr 808 What: /sys/.../events/in_magn_x_thresh_falling_hysteresis
1076 What: /sys/.../events/in_magn_x_thr 809 What: /sys/.../events/in_magn_x_thresh_either_hysteresis
1077 What: /sys/.../events/in_magn_y_thr 810 What: /sys/.../events/in_magn_y_thresh_rising_hysteresis
1078 What: /sys/.../events/in_magn_y_thr 811 What: /sys/.../events/in_magn_y_thresh_falling_hysteresis
1079 What: /sys/.../events/in_magn_y_thr 812 What: /sys/.../events/in_magn_y_thresh_either_hysteresis
1080 What: /sys/.../events/in_magn_z_thr 813 What: /sys/.../events/in_magn_z_thresh_rising_hysteresis
1081 What: /sys/.../events/in_magn_z_thr 814 What: /sys/.../events/in_magn_z_thresh_falling_hysteresis
1082 What: /sys/.../events/in_magn_z_thr 815 What: /sys/.../events/in_magn_z_thresh_either_hysteresis
1083 What: /sys/.../events/in_rot_from_n 816 What: /sys/.../events/in_rot_from_north_magnetic_thresh_rising_hysteresis
1084 What: /sys/.../events/in_rot_from_n 817 What: /sys/.../events/in_rot_from_north_magnetic_thresh_falling_hysteresis
1085 What: /sys/.../events/in_rot_from_n 818 What: /sys/.../events/in_rot_from_north_magnetic_thresh_either_hysteresis
1086 What: /sys/.../events/in_rot_from_n 819 What: /sys/.../events/in_rot_from_north_true_thresh_rising_hysteresis
1087 What: /sys/.../events/in_rot_from_n 820 What: /sys/.../events/in_rot_from_north_true_thresh_falling_hysteresis
1088 What: /sys/.../events/in_rot_from_n 821 What: /sys/.../events/in_rot_from_north_true_thresh_either_hysteresis
1089 What: /sys/.../events/in_rot_from_n 822 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_thresh_rising_hysteresis
1090 What: /sys/.../events/in_rot_from_n 823 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_thresh_falling_hysteresis
1091 What: /sys/.../events/in_rot_from_n 824 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_thresh_either_hysteresis
1092 What: /sys/.../events/in_rot_from_n 825 What: /sys/.../events/in_rot_from_north_true_tilt_comp_thresh_rising_hysteresis
1093 What: /sys/.../events/in_rot_from_n 826 What: /sys/.../events/in_rot_from_north_true_tilt_comp_thresh_falling_hysteresis
1094 What: /sys/.../events/in_rot_from_n 827 What: /sys/.../events/in_rot_from_north_true_tilt_comp_thresh_either_hysteresis
1095 What: /sys/.../events/in_voltageY_t 828 What: /sys/.../events/in_voltageY_thresh_rising_hysteresis
1096 What: /sys/.../events/in_voltageY_t 829 What: /sys/.../events/in_voltageY_thresh_falling_hysteresis
1097 What: /sys/.../events/in_voltageY_t 830 What: /sys/.../events/in_voltageY_thresh_either_hysteresis
1098 What: /sys/.../events/in_tempY_thre 831 What: /sys/.../events/in_tempY_thresh_rising_hysteresis
1099 What: /sys/.../events/in_tempY_thre 832 What: /sys/.../events/in_tempY_thresh_falling_hysteresis
1100 What: /sys/.../events/in_tempY_thre 833 What: /sys/.../events/in_tempY_thresh_either_hysteresis
1101 What: /sys/.../events/in_illuminanc 834 What: /sys/.../events/in_illuminance0_thresh_falling_hysteresis
1102 What: /sys/.../events/in_illuminanc !! 835 what: /sys/.../events/in_illuminance0_thresh_rising_hysteresis
1103 What: /sys/.../events/in_illuminanc !! 836 what: /sys/.../events/in_illuminance0_thresh_either_hysteresis
1104 What: /sys/.../events/in_proximity0 !! 837 what: /sys/.../events/in_proximity0_thresh_falling_hysteresis
1105 What: /sys/.../events/in_proximity0 !! 838 what: /sys/.../events/in_proximity0_thresh_rising_hysteresis
1106 What: /sys/.../events/in_proximity0 !! 839 what: /sys/.../events/in_proximity0_thresh_either_hysteresis
1107 KernelVersion: 3.13 840 KernelVersion: 3.13
1108 Contact: linux-iio@vger.kernel.org 841 Contact: linux-iio@vger.kernel.org
1109 Description: 842 Description:
1110 Specifies the hysteresis of t 843 Specifies the hysteresis of threshold that the device is comparing
1111 against for the events enable 844 against for the events enabled by
1112 <type>Y[_name]_thresh[_(risin 845 <type>Y[_name]_thresh[_(rising|falling)]_hysteresis.
1113 If separate attributes exist 846 If separate attributes exist for the two directions, but
1114 direction is not specified fo 847 direction is not specified for this attribute, then a single
1115 hysteresis value applies to b 848 hysteresis value applies to both directions.
1116 <<
1117 For falling events the hyster 849 For falling events the hysteresis is added to the _value attribute for
1118 this event to get the upper t 850 this event to get the upper threshold for when the event goes back to
1119 normal, for rising events the 851 normal, for rising events the hysteresis is subtracted from the _value
1120 attribute. E.g. if in_voltage 852 attribute. E.g. if in_voltage0_raw_thresh_rising_value is set to 1200
1121 and in_voltage0_raw_thresh_ri 853 and in_voltage0_raw_thresh_rising_hysteresis is set to 50. The event
1122 will get activated once in_vo 854 will get activated once in_voltage0_raw goes above 1200 and will become
1123 deactivated again once the va 855 deactivated again once the value falls below 1150.
1124 856
1125 What: /sys/.../events/in_accel_x_ra 857 What: /sys/.../events/in_accel_x_raw_roc_rising_value
1126 What: /sys/.../events/in_accel_x_ra 858 What: /sys/.../events/in_accel_x_raw_roc_falling_value
1127 What: /sys/.../events/in_accel_y_ra 859 What: /sys/.../events/in_accel_y_raw_roc_rising_value
1128 What: /sys/.../events/in_accel_y_ra 860 What: /sys/.../events/in_accel_y_raw_roc_falling_value
1129 What: /sys/.../events/in_accel_z_ra 861 What: /sys/.../events/in_accel_z_raw_roc_rising_value
1130 What: /sys/.../events/in_accel_z_ra 862 What: /sys/.../events/in_accel_z_raw_roc_falling_value
1131 What: /sys/.../events/in_anglvel_x_ 863 What: /sys/.../events/in_anglvel_x_raw_roc_rising_value
1132 What: /sys/.../events/in_anglvel_x_ 864 What: /sys/.../events/in_anglvel_x_raw_roc_falling_value
1133 What: /sys/.../events/in_anglvel_y_ 865 What: /sys/.../events/in_anglvel_y_raw_roc_rising_value
1134 What: /sys/.../events/in_anglvel_y_ 866 What: /sys/.../events/in_anglvel_y_raw_roc_falling_value
1135 What: /sys/.../events/in_anglvel_z_ 867 What: /sys/.../events/in_anglvel_z_raw_roc_rising_value
1136 What: /sys/.../events/in_anglvel_z_ 868 What: /sys/.../events/in_anglvel_z_raw_roc_falling_value
1137 What: /sys/.../events/in_magn_x_raw 869 What: /sys/.../events/in_magn_x_raw_roc_rising_value
1138 What: /sys/.../events/in_magn_x_raw 870 What: /sys/.../events/in_magn_x_raw_roc_falling_value
1139 What: /sys/.../events/in_magn_y_raw 871 What: /sys/.../events/in_magn_y_raw_roc_rising_value
1140 What: /sys/.../events/in_magn_y_raw 872 What: /sys/.../events/in_magn_y_raw_roc_falling_value
1141 What: /sys/.../events/in_magn_z_raw 873 What: /sys/.../events/in_magn_z_raw_roc_rising_value
1142 What: /sys/.../events/in_magn_z_raw 874 What: /sys/.../events/in_magn_z_raw_roc_falling_value
1143 What: /sys/.../events/in_rot_from_n 875 What: /sys/.../events/in_rot_from_north_magnetic_raw_roc_rising_value
1144 What: /sys/.../events/in_rot_from_n 876 What: /sys/.../events/in_rot_from_north_magnetic_raw_roc_falling_value
1145 What: /sys/.../events/in_rot_from_n 877 What: /sys/.../events/in_rot_from_north_true_raw_roc_rising_value
1146 What: /sys/.../events/in_rot_from_n 878 What: /sys/.../events/in_rot_from_north_true_raw_roc_falling_value
1147 What: /sys/.../events/in_rot_from_n 879 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_raw_roc_rising_value
1148 What: /sys/.../events/in_rot_from_n 880 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_raw_roc_falling_value
1149 What: /sys/.../events/in_rot_from_n 881 What: /sys/.../events/in_rot_from_north_true_tilt_comp_raw_roc_rising_value
1150 What: /sys/.../events/in_rot_from_n 882 What: /sys/.../events/in_rot_from_north_true_tilt_comp_raw_roc_falling_value
1151 What: /sys/.../events/in_voltageY_s 883 What: /sys/.../events/in_voltageY_supply_raw_roc_rising_value
1152 What: /sys/.../events/in_voltageY_s 884 What: /sys/.../events/in_voltageY_supply_raw_roc_falling_value
1153 What: /sys/.../events/in_voltageY_r 885 What: /sys/.../events/in_voltageY_raw_roc_rising_value
1154 What: /sys/.../events/in_voltageY_r 886 What: /sys/.../events/in_voltageY_raw_roc_falling_value
1155 What: /sys/.../events/in_tempY_raw_ 887 What: /sys/.../events/in_tempY_raw_roc_rising_value
1156 What: /sys/.../events/in_tempY_raw_ 888 What: /sys/.../events/in_tempY_raw_roc_falling_value
1157 KernelVersion: 2.6.37 889 KernelVersion: 2.6.37
1158 Contact: linux-iio@vger.kernel.org 890 Contact: linux-iio@vger.kernel.org
1159 Description: 891 Description:
1160 Specifies the value of rate o 892 Specifies the value of rate of change threshold that the
1161 device is comparing against f 893 device is comparing against for the events enabled by
1162 <type>[Y][_name]_roc[_rising| 894 <type>[Y][_name]_roc[_rising|falling]_en.
1163 <<
1164 If separate attributes exist 895 If separate attributes exist for the two directions,
1165 but direction is not specifie 896 but direction is not specified for this attribute,
1166 then a single threshold value 897 then a single threshold value applies to both directions.
1167 The raw or input element of t 898 The raw or input element of the name indicates whether the
1168 value is in raw device units 899 value is in raw device units or in processed units (as _raw
1169 and _input do on sysfs direct 900 and _input do on sysfs direct channel read attributes).
1170 901
1171 What: /sys/.../events/in_accel_x_th 902 What: /sys/.../events/in_accel_x_thresh_rising_period
1172 What: /sys/.../events/in_accel_x_th 903 What: /sys/.../events/in_accel_x_thresh_falling_period
1173 What: /sys/.../events/in_accel_x_ro 904 What: /sys/.../events/in_accel_x_roc_rising_period
1174 What: /sys/.../events/in_accel_x_ro 905 What: /sys/.../events/in_accel_x_roc_falling_period
1175 What: /sys/.../events/in_accel_y_th 906 What: /sys/.../events/in_accel_y_thresh_rising_period
1176 What: /sys/.../events/in_accel_y_th 907 What: /sys/.../events/in_accel_y_thresh_falling_period
1177 What: /sys/.../events/in_accel_y_ro 908 What: /sys/.../events/in_accel_y_roc_rising_period
1178 What: /sys/.../events/in_accel_y_ro 909 What: /sys/.../events/in_accel_y_roc_falling_period
1179 What: /sys/.../events/in_accel_z_th 910 What: /sys/.../events/in_accel_z_thresh_rising_period
1180 What: /sys/.../events/in_accel_z_th 911 What: /sys/.../events/in_accel_z_thresh_falling_period
1181 What: /sys/.../events/in_accel_z_ro 912 What: /sys/.../events/in_accel_z_roc_rising_period
1182 What: /sys/.../events/in_accel_z_ro 913 What: /sys/.../events/in_accel_z_roc_falling_period
1183 What: /sys/.../events/in_anglvel_x_ 914 What: /sys/.../events/in_anglvel_x_thresh_rising_period
1184 What: /sys/.../events/in_anglvel_x_ 915 What: /sys/.../events/in_anglvel_x_thresh_falling_period
1185 What: /sys/.../events/in_anglvel_x_ 916 What: /sys/.../events/in_anglvel_x_roc_rising_period
1186 What: /sys/.../events/in_anglvel_x_ 917 What: /sys/.../events/in_anglvel_x_roc_falling_period
1187 What: /sys/.../events/in_anglvel_y_ 918 What: /sys/.../events/in_anglvel_y_thresh_rising_period
1188 What: /sys/.../events/in_anglvel_y_ 919 What: /sys/.../events/in_anglvel_y_thresh_falling_period
1189 What: /sys/.../events/in_anglvel_y_ 920 What: /sys/.../events/in_anglvel_y_roc_rising_period
1190 What: /sys/.../events/in_anglvel_y_ 921 What: /sys/.../events/in_anglvel_y_roc_falling_period
1191 What: /sys/.../events/in_anglvel_z_ 922 What: /sys/.../events/in_anglvel_z_thresh_rising_period
1192 What: /sys/.../events/in_anglvel_z_ 923 What: /sys/.../events/in_anglvel_z_thresh_falling_period
1193 What: /sys/.../events/in_anglvel_z_ 924 What: /sys/.../events/in_anglvel_z_roc_rising_period
1194 What: /sys/.../events/in_anglvel_z_ 925 What: /sys/.../events/in_anglvel_z_roc_falling_period
1195 What: /sys/.../events/in_magn_x_thr 926 What: /sys/.../events/in_magn_x_thresh_rising_period
1196 What: /sys/.../events/in_magn_x_thr 927 What: /sys/.../events/in_magn_x_thresh_falling_period
1197 What: /sys/.../events/in_magn_x_roc 928 What: /sys/.../events/in_magn_x_roc_rising_period
1198 What: /sys/.../events/in_magn_x_roc 929 What: /sys/.../events/in_magn_x_roc_falling_period
1199 What: /sys/.../events/in_magn_y_thr 930 What: /sys/.../events/in_magn_y_thresh_rising_period
1200 What: /sys/.../events/in_magn_y_thr 931 What: /sys/.../events/in_magn_y_thresh_falling_period
1201 What: /sys/.../events/in_magn_y_roc 932 What: /sys/.../events/in_magn_y_roc_rising_period
1202 What: /sys/.../events/in_magn_y_roc 933 What: /sys/.../events/in_magn_y_roc_falling_period
1203 What: /sys/.../events/in_magn_z_thr 934 What: /sys/.../events/in_magn_z_thresh_rising_period
1204 What: /sys/.../events/in_magn_z_thr 935 What: /sys/.../events/in_magn_z_thresh_falling_period
1205 What: /sys/.../events/in_magn_z_roc 936 What: /sys/.../events/in_magn_z_roc_rising_period
1206 What: /sys/.../events/in_magn_z_roc 937 What: /sys/.../events/in_magn_z_roc_falling_period
1207 What: /sys/.../events/in_rot_from_n 938 What: /sys/.../events/in_rot_from_north_magnetic_thresh_rising_period
1208 What: /sys/.../events/in_rot_from_n 939 What: /sys/.../events/in_rot_from_north_magnetic_thresh_falling_period
1209 What: /sys/.../events/in_rot_from_n 940 What: /sys/.../events/in_rot_from_north_magnetic_roc_rising_period
1210 What: /sys/.../events/in_rot_from_n 941 What: /sys/.../events/in_rot_from_north_magnetic_roc_falling_period
1211 What: /sys/.../events/in_rot_from_n 942 What: /sys/.../events/in_rot_from_north_true_thresh_rising_period
1212 What: /sys/.../events/in_rot_from_n 943 What: /sys/.../events/in_rot_from_north_true_thresh_falling_period
1213 What: /sys/.../events/in_rot_from_n 944 What: /sys/.../events/in_rot_from_north_true_roc_rising_period
1214 What: /sys/.../events/in_rot_from_n 945 What: /sys/.../events/in_rot_from_north_true_roc_falling_period
1215 What: /sys/.../events/in_rot_from_n 946 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_thresh_rising_period
1216 What: /sys/.../events/in_rot_from_n 947 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_thresh_falling_period
1217 What: /sys/.../events/in_rot_from_n 948 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_roc_rising_period
1218 What: /sys/.../events/in_rot_from_n 949 What: /sys/.../events/in_rot_from_north_magnetic_tilt_comp_roc_falling_period
1219 What: /sys/.../events/in_rot_from_n 950 What: /sys/.../events/in_rot_from_north_true_tilt_comp_thresh_rising_period
1220 What: /sys/.../events/in_rot_from_n 951 What: /sys/.../events/in_rot_from_north_true_tilt_comp_thresh_falling_period
1221 What: /sys/.../events/in_rot_from_n 952 What: /sys/.../events/in_rot_from_north_true_tilt_comp_roc_rising_period
1222 What: /sys/.../events/in_rot_from_n 953 What: /sys/.../events/in_rot_from_north_true_tilt_comp_roc_falling_period
1223 What: /sys/.../events/in_voltageY_s 954 What: /sys/.../events/in_voltageY_supply_thresh_rising_period
1224 What: /sys/.../events/in_voltageY_s 955 What: /sys/.../events/in_voltageY_supply_thresh_falling_period
1225 What: /sys/.../events/in_voltageY_s 956 What: /sys/.../events/in_voltageY_supply_roc_rising_period
1226 What: /sys/.../events/in_voltageY_s 957 What: /sys/.../events/in_voltageY_supply_roc_falling_period
1227 What: /sys/.../events/in_voltageY_t 958 What: /sys/.../events/in_voltageY_thresh_rising_period
1228 What: /sys/.../events/in_voltageY_t 959 What: /sys/.../events/in_voltageY_thresh_falling_period
1229 What: /sys/.../events/in_voltageY_r 960 What: /sys/.../events/in_voltageY_roc_rising_period
1230 What: /sys/.../events/in_voltageY_r 961 What: /sys/.../events/in_voltageY_roc_falling_period
1231 What: /sys/.../events/in_tempY_thre 962 What: /sys/.../events/in_tempY_thresh_rising_period
1232 What: /sys/.../events/in_tempY_thre 963 What: /sys/.../events/in_tempY_thresh_falling_period
1233 What: /sys/.../events/in_tempY_roc_ 964 What: /sys/.../events/in_tempY_roc_rising_period
1234 What: /sys/.../events/in_tempY_roc_ 965 What: /sys/.../events/in_tempY_roc_falling_period
1235 What: /sys/.../events/in_accel_x&y& 966 What: /sys/.../events/in_accel_x&y&z_mag_falling_period
1236 What: /sys/.../events/in_intensity0 967 What: /sys/.../events/in_intensity0_thresh_period
1237 What: /sys/.../events/in_proximity0 968 What: /sys/.../events/in_proximity0_thresh_period
1238 What: /sys/.../events/in_activity_s 969 What: /sys/.../events/in_activity_still_thresh_rising_period
1239 What: /sys/.../events/in_activity_s 970 What: /sys/.../events/in_activity_still_thresh_falling_period
1240 What: /sys/.../events/in_activity_w 971 What: /sys/.../events/in_activity_walking_thresh_rising_period
1241 What: /sys/.../events/in_activity_w 972 What: /sys/.../events/in_activity_walking_thresh_falling_period
1242 What: /sys/.../events/in_activity_j 973 What: /sys/.../events/in_activity_jogging_thresh_rising_period
1243 What: /sys/.../events/in_activity_j 974 What: /sys/.../events/in_activity_jogging_thresh_falling_period
1244 What: /sys/.../events/in_activity_r 975 What: /sys/.../events/in_activity_running_thresh_rising_period
1245 What: /sys/.../events/in_activity_r 976 What: /sys/.../events/in_activity_running_thresh_falling_period
1246 What: /sys/.../events/in_illuminanc 977 What: /sys/.../events/in_illuminance_thresh_either_period
1247 KernelVersion: 2.6.37 978 KernelVersion: 2.6.37
1248 Contact: linux-iio@vger.kernel.org 979 Contact: linux-iio@vger.kernel.org
1249 Description: 980 Description:
1250 Period of time (in seconds) f 981 Period of time (in seconds) for which the condition must be
1251 met before an event is genera 982 met before an event is generated. If direction is not
1252 specified then this period ap 983 specified then this period applies to both directions.
1253 984
1254 What: /sys/.../events/in_accel_thre 985 What: /sys/.../events/in_accel_thresh_rising_low_pass_filter_3db
1255 What: /sys/.../events/in_anglvel_th 986 What: /sys/.../events/in_anglvel_thresh_rising_low_pass_filter_3db
1256 What: /sys/.../events/in_magn_thres 987 What: /sys/.../events/in_magn_thresh_rising_low_pass_filter_3db
1257 KernelVersion: 4.2 988 KernelVersion: 4.2
1258 Contact: linux-iio@vger.kernel.org 989 Contact: linux-iio@vger.kernel.org
1259 Description: 990 Description:
1260 If a low pass filter can be a 991 If a low pass filter can be applied to the event generation
1261 this property gives its 3db f 992 this property gives its 3db frequency in Hz.
1262 A value of zero disables the 993 A value of zero disables the filter.
1263 994
1264 What: /sys/.../events/in_accel_thre 995 What: /sys/.../events/in_accel_thresh_rising_high_pass_filter_3db
1265 What: /sys/.../events/in_anglvel_th 996 What: /sys/.../events/in_anglvel_thresh_rising_high_pass_filter_3db
1266 What: /sys/.../events/in_magn_thres 997 What: /sys/.../events/in_magn_thresh_rising_high_pass_filter_3db
1267 KernelVersion: 4.2 998 KernelVersion: 4.2
1268 Contact: linux-iio@vger.kernel.org 999 Contact: linux-iio@vger.kernel.org
1269 Description: 1000 Description:
1270 If a high pass filter can be 1001 If a high pass filter can be applied to the event generation
1271 this property gives its 3db f 1002 this property gives its 3db frequency in Hz.
1272 A value of zero disables the 1003 A value of zero disables the filter.
1273 1004
1274 What: /sys/.../events/in_activity_s 1005 What: /sys/.../events/in_activity_still_thresh_rising_en
1275 What: /sys/.../events/in_activity_s 1006 What: /sys/.../events/in_activity_still_thresh_falling_en
1276 What: /sys/.../events/in_activity_w 1007 What: /sys/.../events/in_activity_walking_thresh_rising_en
1277 What: /sys/.../events/in_activity_w 1008 What: /sys/.../events/in_activity_walking_thresh_falling_en
1278 What: /sys/.../events/in_activity_j 1009 What: /sys/.../events/in_activity_jogging_thresh_rising_en
1279 What: /sys/.../events/in_activity_j 1010 What: /sys/.../events/in_activity_jogging_thresh_falling_en
1280 What: /sys/.../events/in_activity_r 1011 What: /sys/.../events/in_activity_running_thresh_rising_en
1281 What: /sys/.../events/in_activity_r 1012 What: /sys/.../events/in_activity_running_thresh_falling_en
1282 KernelVersion: 3.19 1013 KernelVersion: 3.19
1283 Contact: linux-iio@vger.kernel.org 1014 Contact: linux-iio@vger.kernel.org
1284 Description: 1015 Description:
1285 Enables or disables activity !! 1016 Enables or disables activitity events. Depending on direction
1286 an event is generated when se 1017 an event is generated when sensor ENTERS or LEAVES a given state.
1287 1018
1288 What: /sys/.../events/in_activity_s 1019 What: /sys/.../events/in_activity_still_thresh_rising_value
1289 What: /sys/.../events/in_activity_s 1020 What: /sys/.../events/in_activity_still_thresh_falling_value
1290 What: /sys/.../events/in_activity_w 1021 What: /sys/.../events/in_activity_walking_thresh_rising_value
1291 What: /sys/.../events/in_activity_w 1022 What: /sys/.../events/in_activity_walking_thresh_falling_value
1292 What: /sys/.../events/in_activity_j 1023 What: /sys/.../events/in_activity_jogging_thresh_rising_value
1293 What: /sys/.../events/in_activity_j 1024 What: /sys/.../events/in_activity_jogging_thresh_falling_value
1294 What: /sys/.../events/in_activity_r 1025 What: /sys/.../events/in_activity_running_thresh_rising_value
1295 What: /sys/.../events/in_activity_r 1026 What: /sys/.../events/in_activity_running_thresh_falling_value
1296 KernelVersion: 3.19 1027 KernelVersion: 3.19
1297 Contact: linux-iio@vger.kernel.org 1028 Contact: linux-iio@vger.kernel.org
1298 Description: 1029 Description:
1299 Confidence value (in units as 1030 Confidence value (in units as percentage) to be used
1300 for deciding when an event sh 1031 for deciding when an event should be generated. E.g for
1301 running: If the confidence va 1032 running: If the confidence value reported by the sensor
1302 is greater than in_activity_r 1033 is greater than in_activity_running_thresh_rising_value
1303 then the sensor ENTERS runnin 1034 then the sensor ENTERS running state. Conversely, if the
1304 confidence value reported by 1035 confidence value reported by the sensor is lower than
1305 in_activity_running_thresh_fa 1036 in_activity_running_thresh_falling_value then the sensor
1306 is LEAVING running state. 1037 is LEAVING running state.
1307 1038
1308 What: /sys/.../iio:deviceX/events/i 1039 What: /sys/.../iio:deviceX/events/in_accel_mag_en
1309 What: /sys/.../iio:deviceX/events/i 1040 What: /sys/.../iio:deviceX/events/in_accel_mag_rising_en
1310 What: /sys/.../iio:deviceX/events/i 1041 What: /sys/.../iio:deviceX/events/in_accel_mag_falling_en
1311 What: /sys/.../iio:deviceX/events/i 1042 What: /sys/.../iio:deviceX/events/in_accel_x_mag_en
1312 What: /sys/.../iio:deviceX/events/i 1043 What: /sys/.../iio:deviceX/events/in_accel_x_mag_rising_en
1313 What: /sys/.../iio:deviceX/events/i 1044 What: /sys/.../iio:deviceX/events/in_accel_x_mag_falling_en
1314 What: /sys/.../iio:deviceX/events/i 1045 What: /sys/.../iio:deviceX/events/in_accel_y_mag_en
1315 What: /sys/.../iio:deviceX/events/i 1046 What: /sys/.../iio:deviceX/events/in_accel_y_mag_rising_en
1316 What: /sys/.../iio:deviceX/events/i 1047 What: /sys/.../iio:deviceX/events/in_accel_y_mag_falling_en
1317 What: /sys/.../iio:deviceX/events/i 1048 What: /sys/.../iio:deviceX/events/in_accel_z_mag_en
1318 What: /sys/.../iio:deviceX/events/i 1049 What: /sys/.../iio:deviceX/events/in_accel_z_mag_rising_en
1319 What: /sys/.../iio:deviceX/events/i 1050 What: /sys/.../iio:deviceX/events/in_accel_z_mag_falling_en
1320 What: /sys/.../iio:deviceX/events/i 1051 What: /sys/.../iio:deviceX/events/in_accel_x&y&z_mag_rising_en
1321 What: /sys/.../iio:deviceX/events/i 1052 What: /sys/.../iio:deviceX/events/in_accel_x&y&z_mag_falling_en
1322 KernelVersion: 2.6.37 1053 KernelVersion: 2.6.37
1323 Contact: linux-iio@vger.kernel.org 1054 Contact: linux-iio@vger.kernel.org
1324 Description: 1055 Description:
1325 Similar to in_accel_x_thresh[ 1056 Similar to in_accel_x_thresh[_rising|_falling]_en, but here the
1326 magnitude of the channel is c 1057 magnitude of the channel is compared to the threshold, not its
1327 signed value. 1058 signed value.
1328 1059
1329 What: /sys/.../events/in_accel_raw_ 1060 What: /sys/.../events/in_accel_raw_mag_value
1330 What: /sys/.../events/in_accel_x_ra 1061 What: /sys/.../events/in_accel_x_raw_mag_rising_value
1331 What: /sys/.../events/in_accel_y_ra 1062 What: /sys/.../events/in_accel_y_raw_mag_rising_value
1332 What: /sys/.../events/in_accel_z_ra 1063 What: /sys/.../events/in_accel_z_raw_mag_rising_value
1333 KernelVersion: 2.6.37 1064 KernelVersion: 2.6.37
1334 Contact: linux-iio@vger.kernel.org 1065 Contact: linux-iio@vger.kernel.org
1335 Description: 1066 Description:
1336 The value to which the magnit 1067 The value to which the magnitude of the channel is compared. If
1337 number or direction is not sp 1068 number or direction is not specified, applies to all channels of
1338 this type. 1069 this type.
1339 1070
1340 What: /sys/.../iio:deviceX/events/i <<
1341 What: /sys/.../iio:deviceX/events/i <<
1342 What: /sys/.../iio:deviceX/events/i <<
1343 What: /sys/.../iio:deviceX/events/i <<
1344 What: /sys/.../iio:deviceX/events/i <<
1345 What: /sys/.../iio:deviceX/events/i <<
1346 KernelVersion: 5.18 <<
1347 Contact: linux-iio@vger.kernel.org <<
1348 Description: <<
1349 Similar to in_accel_mag[_y][_ <<
1350 value is relative to a refere <<
1351 includes the graviational acc <<
1352 <<
1353 What: /sys/.../iio:deviceX/events/i <<
1354 What: /sys/.../iio:deviceX/events/i <<
1355 What: /sys/.../iio:deviceX/events/i <<
1356 What: /sys/.../iio:deviceX/events/i <<
1357 What: /sys/.../iio:deviceX/events/i <<
1358 What: /sys/.../iio:deviceX/events/i <<
1359 KernelVersion: 5.18 <<
1360 Contact: linux-iio@vger.kernel.org <<
1361 Description: <<
1362 The value to which the refere <<
1363 compared. If the axis is not <<
1364 of this type. <<
1365 <<
1366 What: /sys/.../events/in_steps_chan 1071 What: /sys/.../events/in_steps_change_en
1367 KernelVersion: 4.0 1072 KernelVersion: 4.0
1368 Contact: linux-iio@vger.kernel.org 1073 Contact: linux-iio@vger.kernel.org
1369 Description: 1074 Description:
1370 Event generated when channel 1075 Event generated when channel passes a threshold on the absolute
1371 change in value. E.g. for ste 1076 change in value. E.g. for steps: a step change event is
1372 generated each time the user 1077 generated each time the user takes N steps, where N is set using
1373 in_steps_change_value. 1078 in_steps_change_value.
1374 1079
1375 What: /sys/.../events/in_steps_chan 1080 What: /sys/.../events/in_steps_change_value
1376 KernelVersion: 4.0 1081 KernelVersion: 4.0
1377 Contact: linux-iio@vger.kernel.org 1082 Contact: linux-iio@vger.kernel.org
1378 Description: 1083 Description:
1379 Specifies the value of change 1084 Specifies the value of change threshold that the
1380 device is comparing against f 1085 device is comparing against for the events enabled by
1381 <type>[Y][_name]_roc[_rising| 1086 <type>[Y][_name]_roc[_rising|falling|]_en. E.g. for steps:
1382 if set to 3, a step change ev 1087 if set to 3, a step change event will be generated every 3
1383 steps. 1088 steps.
1384 1089
1385 What: /sys/bus/iio/devices/iio:devi 1090 What: /sys/bus/iio/devices/iio:deviceX/trigger/current_trigger
1386 KernelVersion: 2.6.35 1091 KernelVersion: 2.6.35
1387 Contact: linux-iio@vger.kernel.org 1092 Contact: linux-iio@vger.kernel.org
1388 Description: 1093 Description:
1389 The name of the trigger sourc 1094 The name of the trigger source being used, as per string given
1390 in /sys/class/iio/triggerY/na 1095 in /sys/class/iio/triggerY/name.
1391 1096
1392 What: /sys/bus/iio/devices/iio:devi !! 1097 What: /sys/bus/iio/devices/iio:deviceX/buffer/length
1393 KernelVersion: 5.11 !! 1098 KernelVersion: 2.6.35
1394 Contact: linux-iio@vger.kernel.org 1099 Contact: linux-iio@vger.kernel.org
1395 Description: 1100 Description:
1396 Number of scans contained by 1101 Number of scans contained by the buffer.
1397 1102
1398 What: /sys/bus/iio/devices/iio:devi !! 1103 What: /sys/bus/iio/devices/iio:deviceX/buffer/enable
1399 KernelVersion: 5.11 !! 1104 KernelVersion: 2.6.35
1400 Contact: linux-iio@vger.kernel.org 1105 Contact: linux-iio@vger.kernel.org
1401 Description: 1106 Description:
1402 Actually start the buffer cap 1107 Actually start the buffer capture up. Will start trigger
1403 if first device and appropria 1108 if first device and appropriate.
1404 1109
1405 Note that it might be impossi !! 1110 What: /sys/bus/iio/devices/iio:deviceX/scan_elements
1406 (e.g.: events, scale, samplin !! 1111 KernelVersion: 2.6.37
1407 active buffer capture session <<
1408 <<
1409 What: /sys/bus/iio/devices/iio:devi <<
1410 KernelVersion: 5.11 <<
1411 Contact: linux-iio@vger.kernel.org 1112 Contact: linux-iio@vger.kernel.org
1412 Description: 1113 Description:
1413 Directory containing interfac 1114 Directory containing interfaces for elements that will be
1414 captured for a single trigger 1115 captured for a single triggered sample set in the buffer.
1415 1116
1416 Since kernel 5.11 the scan_el !! 1117 What: /sys/.../iio:deviceX/scan_elements/in_accel_x_en
1417 the bufferY directory, to be !! 1118 What: /sys/.../iio:deviceX/scan_elements/in_accel_y_en
1418 !! 1119 What: /sys/.../iio:deviceX/scan_elements/in_accel_z_en
1419 What: /sys/.../iio:deviceX/bufferY/ !! 1120 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_x_en
1420 What: /sys/.../iio:deviceX/bufferY/ !! 1121 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_y_en
1421 What: /sys/.../iio:deviceX/bufferY/ !! 1122 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_z_en
1422 What: /sys/.../iio:deviceX/bufferY/ !! 1123 What: /sys/.../iio:deviceX/scan_elements/in_magn_x_en
1423 What: /sys/.../iio:deviceX/bufferY/ !! 1124 What: /sys/.../iio:deviceX/scan_elements/in_magn_y_en
1424 What: /sys/.../iio:deviceX/bufferY/ !! 1125 What: /sys/.../iio:deviceX/scan_elements/in_magn_z_en
1425 What: /sys/.../iio:deviceX/bufferY/ !! 1126 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_magnetic_en
1426 What: /sys/.../iio:deviceX/bufferY/ !! 1127 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_true_en
1427 What: /sys/.../iio:deviceX/bufferY/ !! 1128 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_magnetic_tilt_comp_en
1428 What: /sys/.../iio:deviceX/bufferY/ !! 1129 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_true_tilt_comp_en
1429 What: /sys/.../iio:deviceX/bufferY/ !! 1130 What: /sys/.../iio:deviceX/scan_elements/in_timestamp_en
1430 What: /sys/.../iio:deviceX/bufferY/ !! 1131 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_supply_en
1431 What: /sys/.../iio:deviceX/bufferY/ !! 1132 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_en
1432 What: /sys/.../iio:deviceX/bufferY/ !! 1133 What: /sys/.../iio:deviceX/scan_elements/in_voltageY-voltageZ_en
1433 What: /sys/.../iio:deviceX/bufferY/ !! 1134 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_i_en
1434 What: /sys/.../iio:deviceX/bufferY/ !! 1135 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_q_en
1435 What: /sys/.../iio:deviceX/bufferY/ !! 1136 What: /sys/.../iio:deviceX/scan_elements/in_voltage_i_en
1436 What: /sys/.../iio:deviceX/bufferY/ !! 1137 What: /sys/.../iio:deviceX/scan_elements/in_voltage_q_en
1437 What: /sys/.../iio:deviceX/bufferY/ !! 1138 What: /sys/.../iio:deviceX/scan_elements/in_incli_x_en
1438 What: /sys/.../iio:deviceX/bufferY/ !! 1139 What: /sys/.../iio:deviceX/scan_elements/in_incli_y_en
1439 What: /sys/.../iio:deviceX/bufferY/ !! 1140 What: /sys/.../iio:deviceX/scan_elements/in_pressureY_en
1440 What: /sys/.../iio:deviceX/bufferY/ !! 1141 What: /sys/.../iio:deviceX/scan_elements/in_pressure_en
1441 What: /sys/.../iio:deviceX/bufferY/ !! 1142 What: /sys/.../iio:deviceX/scan_elements/in_rot_quaternion_en
1442 What: /sys/.../iio:deviceX/bufferY/ !! 1143 What: /sys/.../iio:deviceX/scan_elements/in_proximity_en
1443 What: /sys/.../iio:deviceX/bufferY/ !! 1144 KernelVersion: 2.6.37
1444 What: /sys/.../iio:deviceX/bufferY/ <<
1445 What: /sys/.../iio:deviceX/bufferY/ <<
1446 What: /sys/.../iio:deviceX/bufferY/ <<
1447 What: /sys/.../iio:deviceX/bufferY/ <<
1448 What: /sys/.../iio:deviceX/bufferY/ <<
1449 What: /sys/.../iio:deviceX/bufferY/ <<
1450 What: /sys/.../iio:deviceX/bufferY/ <<
1451 What: /sys/.../iio:deviceX/bufferY/ <<
1452 KernelVersion: 5.11 <<
1453 Contact: linux-iio@vger.kernel.org 1145 Contact: linux-iio@vger.kernel.org
1454 Description: 1146 Description:
1455 Scan element control for trig 1147 Scan element control for triggered data capture.
1456 1148
1457 What: /sys/.../iio:deviceX/bufferY/ !! 1149 What: /sys/.../iio:deviceX/scan_elements/in_accel_type
1458 What: /sys/.../iio:deviceX/bufferY/ !! 1150 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_type
1459 What: /sys/.../iio:deviceX/bufferY/ !! 1151 What: /sys/.../iio:deviceX/scan_elements/in_magn_type
1460 What: /sys/.../iio:deviceX/bufferY/ !! 1152 What: /sys/.../iio:deviceX/scan_elements/in_incli_type
1461 What: /sys/.../iio:deviceX/bufferY/ !! 1153 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_type
1462 What: /sys/.../iio:deviceX/bufferY/ !! 1154 What: /sys/.../iio:deviceX/scan_elements/in_voltage_type
1463 What: /sys/.../iio:deviceX/bufferY/ !! 1155 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_supply_type
1464 What: /sys/.../iio:deviceX/bufferY/ !! 1156 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_i_type
1465 What: /sys/.../iio:deviceX/bufferY/ !! 1157 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_q_type
1466 What: /sys/.../iio:deviceX/bufferY/ !! 1158 What: /sys/.../iio:deviceX/scan_elements/in_voltage_i_type
1467 What: /sys/.../iio:deviceX/bufferY/ !! 1159 What: /sys/.../iio:deviceX/scan_elements/in_voltage_q_type
1468 What: /sys/.../iio:deviceX/bufferY/ !! 1160 What: /sys/.../iio:deviceX/scan_elements/in_timestamp_type
1469 What: /sys/.../iio:deviceX/bufferY/ !! 1161 What: /sys/.../iio:deviceX/scan_elements/in_pressureY_type
1470 What: /sys/.../iio:deviceX/bufferY/ !! 1162 What: /sys/.../iio:deviceX/scan_elements/in_pressure_type
1471 What: /sys/.../iio:deviceX/bufferY/ !! 1163 What: /sys/.../iio:deviceX/scan_elements/in_rot_quaternion_type
1472 What: /sys/.../iio:deviceX/bufferY/ !! 1164 What: /sys/.../iio:deviceX/scan_elements/in_proximity_type
1473 What: /sys/.../iio:deviceX/bufferY/ !! 1165 KernelVersion: 2.6.37
1474 What: /sys/.../iio:deviceX/bufferY/ <<
1475 KernelVersion: 5.11 <<
1476 Contact: linux-iio@vger.kernel.org 1166 Contact: linux-iio@vger.kernel.org
1477 Description: 1167 Description:
1478 Description of the scan eleme 1168 Description of the scan element data storage within the buffer
1479 and hence the form in which i 1169 and hence the form in which it is read from user-space.
1480 Form is [be|le]:[s|u]bits/sto 1170 Form is [be|le]:[s|u]bits/storagebits[>>shift].
1481 be or le specifies big or lit 1171 be or le specifies big or little endian. s or u specifies if
1482 signed (2's complement) or un 1172 signed (2's complement) or unsigned. bits is the number of bits
1483 of data and storagebits is th 1173 of data and storagebits is the space (after padding) that it
1484 occupies in the buffer. shift 1174 occupies in the buffer. shift if specified, is the shift that
1485 needs to be applied prior to 1175 needs to be applied prior to masking out unused bits. Some
1486 devices put their data in the 1176 devices put their data in the middle of the transferred elements
1487 with additional information o 1177 with additional information on both sides. Note that some
1488 devices will have additional 1178 devices will have additional information in the unused bits
1489 so to get a clean value, the 1179 so to get a clean value, the bits value must be used to mask
1490 the buffer output value appro 1180 the buffer output value appropriately. The storagebits value
1491 also specifies the data align 1181 also specifies the data alignment. So s48/64>>2 will be a
1492 signed 48 bit integer stored 1182 signed 48 bit integer stored in a 64 bit location aligned to
1493 a 64 bit boundary. To obtain 1183 a 64 bit boundary. To obtain the clean value, shift right 2
1494 and apply a mask to zero the 1184 and apply a mask to zero the top 16 bits of the result.
1495 For other storage combination 1185 For other storage combinations this attribute will be extended
1496 appropriately. 1186 appropriately.
1497 1187
1498 What: /sys/.../iio:deviceX/scan_ele 1188 What: /sys/.../iio:deviceX/scan_elements/in_accel_type_available
1499 KernelVersion: 2.6.37 1189 KernelVersion: 2.6.37
1500 Contact: linux-iio@vger.kernel.org 1190 Contact: linux-iio@vger.kernel.org
1501 Description: 1191 Description:
1502 If the type parameter can tak 1192 If the type parameter can take one of a small set of values,
1503 this attribute lists them. 1193 this attribute lists them.
1504 1194
1505 What: /sys/.../iio:deviceX/bufferY/ !! 1195 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_index
1506 What: /sys/.../iio:deviceX/bufferY/ !! 1196 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_supply_index
1507 What: /sys/.../iio:deviceX/bufferY/ !! 1197 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_i_index
1508 What: /sys/.../iio:deviceX/bufferY/ !! 1198 What: /sys/.../iio:deviceX/scan_elements/in_voltageY_q_index
1509 What: /sys/.../iio:deviceX/bufferY/ !! 1199 What: /sys/.../iio:deviceX/scan_elements/in_voltage_i_index
1510 What: /sys/.../iio:deviceX/bufferY/ !! 1200 What: /sys/.../iio:deviceX/scan_elements/in_voltage_q_index
1511 What: /sys/.../iio:deviceX/bufferY/ !! 1201 What: /sys/.../iio:deviceX/scan_elements/in_accel_x_index
1512 What: /sys/.../iio:deviceX/bufferY/ !! 1202 What: /sys/.../iio:deviceX/scan_elements/in_accel_y_index
1513 What: /sys/.../iio:deviceX/bufferY/ !! 1203 What: /sys/.../iio:deviceX/scan_elements/in_accel_z_index
1514 What: /sys/.../iio:deviceX/bufferY/ !! 1204 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_x_index
1515 What: /sys/.../iio:deviceX/bufferY/ !! 1205 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_y_index
1516 What: /sys/.../iio:deviceX/bufferY/ !! 1206 What: /sys/.../iio:deviceX/scan_elements/in_anglvel_z_index
1517 What: /sys/.../iio:deviceX/bufferY/ !! 1207 What: /sys/.../iio:deviceX/scan_elements/in_magn_x_index
1518 What: /sys/.../iio:deviceX/bufferY/ !! 1208 What: /sys/.../iio:deviceX/scan_elements/in_magn_y_index
1519 What: /sys/.../iio:deviceX/bufferY/ !! 1209 What: /sys/.../iio:deviceX/scan_elements/in_magn_z_index
1520 What: /sys/.../iio:deviceX/bufferY/ !! 1210 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_magnetic_index
1521 What: /sys/.../iio:deviceX/bufferY/ !! 1211 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_true_index
1522 What: /sys/.../iio:deviceX/bufferY/ !! 1212 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_magnetic_tilt_comp_index
1523 What: /sys/.../iio:deviceX/bufferY/ !! 1213 What: /sys/.../iio:deviceX/scan_elements/in_rot_from_north_true_tilt_comp_index
1524 What: /sys/.../iio:deviceX/bufferY/ !! 1214 What: /sys/.../iio:deviceX/scan_elements/in_incli_x_index
1525 What: /sys/.../iio:deviceX/bufferY/ !! 1215 What: /sys/.../iio:deviceX/scan_elements/in_incli_y_index
1526 What: /sys/.../iio:deviceX/bufferY/ !! 1216 What: /sys/.../iio:deviceX/scan_elements/in_timestamp_index
1527 What: /sys/.../iio:deviceX/bufferY/ !! 1217 What: /sys/.../iio:deviceX/scan_elements/in_pressureY_index
1528 What: /sys/.../iio:deviceX/bufferY/ !! 1218 What: /sys/.../iio:deviceX/scan_elements/in_pressure_index
1529 What: /sys/.../iio:deviceX/bufferY/ !! 1219 What: /sys/.../iio:deviceX/scan_elements/in_rot_quaternion_index
1530 What: /sys/.../iio:deviceX/bufferY/ !! 1220 What: /sys/.../iio:deviceX/scan_elements/in_proximity_index
1531 What: /sys/.../iio:deviceX/bufferY/ !! 1221 KernelVersion: 2.6.37
1532 What: /sys/.../iio:deviceX/bufferY/ <<
1533 What: /sys/.../iio:deviceX/bufferY/ <<
1534 What: /sys/.../iio:deviceX/bufferY/ <<
1535 What: /sys/.../iio:deviceX/bufferY/ <<
1536 What: /sys/.../iio:deviceX/bufferY/ <<
1537 KernelVersion: 5.11 <<
1538 Contact: linux-iio@vger.kernel.org 1222 Contact: linux-iio@vger.kernel.org
1539 Description: 1223 Description:
1540 A single positive integer spe 1224 A single positive integer specifying the position of this
1541 scan element in the buffer. N 1225 scan element in the buffer. Note these are not dependent on
1542 what is enabled and may not b 1226 what is enabled and may not be contiguous. Thus for user-space
1543 to establish the full layout 1227 to establish the full layout these must be used in conjunction
1544 with all _en attributes to es 1228 with all _en attributes to establish which channels are present,
1545 and the relevant _type attrib 1229 and the relevant _type attributes to establish the data storage
1546 format. 1230 format.
1547 1231
1548 What: /sys/.../iio:deviceX/in_activ 1232 What: /sys/.../iio:deviceX/in_activity_still_input
1549 What: /sys/.../iio:deviceX/in_activ 1233 What: /sys/.../iio:deviceX/in_activity_walking_input
1550 What: /sys/.../iio:deviceX/in_activ 1234 What: /sys/.../iio:deviceX/in_activity_jogging_input
1551 What: /sys/.../iio:deviceX/in_activ 1235 What: /sys/.../iio:deviceX/in_activity_running_input
1552 KernelVersion: 3.19 1236 KernelVersion: 3.19
1553 Contact: linux-iio@vger.kernel.org 1237 Contact: linux-iio@vger.kernel.org
1554 Description: 1238 Description:
1555 This attribute is used to rea 1239 This attribute is used to read the confidence for an activity
1556 expressed in units as percent 1240 expressed in units as percentage.
1557 1241
1558 What: /sys/.../iio:deviceX/in_anglv 1242 What: /sys/.../iio:deviceX/in_anglvel_z_quadrature_correction_raw
1559 KernelVersion: 2.6.38 1243 KernelVersion: 2.6.38
1560 Contact: linux-iio@vger.kernel.org 1244 Contact: linux-iio@vger.kernel.org
1561 Description: 1245 Description:
1562 This attribute is used to rea 1246 This attribute is used to read the amount of quadrature error
1563 present in the device at a gi 1247 present in the device at a given time.
1564 1248
1565 What: /sys/.../iio:deviceX/in_accel 1249 What: /sys/.../iio:deviceX/in_accelX_power_mode
1566 KernelVersion: 3.11 1250 KernelVersion: 3.11
1567 Contact: linux-iio@vger.kernel.org 1251 Contact: linux-iio@vger.kernel.org
1568 Description: 1252 Description:
1569 Specifies the chip power mode 1253 Specifies the chip power mode.
1570 low_noise: reduce noise level 1254 low_noise: reduce noise level from ADC,
1571 low_power: enable low current 1255 low_power: enable low current consumption.
1572 For a list of available outpu 1256 For a list of available output power modes read
1573 in_accel_power_mode_available 1257 in_accel_power_mode_available.
1574 1258
1575 What: /sys/.../iio:deviceX/in_energ 1259 What: /sys/.../iio:deviceX/in_energy_input
1576 What: /sys/.../iio:deviceX/in_energ 1260 What: /sys/.../iio:deviceX/in_energy_raw
1577 KernelVersion: 4.0 1261 KernelVersion: 4.0
1578 Contact: linux-iio@vger.kernel.org 1262 Contact: linux-iio@vger.kernel.org
1579 Description: 1263 Description:
1580 This attribute is used to rea 1264 This attribute is used to read the energy value reported by the
1581 device (e.g.: human activity 1265 device (e.g.: human activity sensors report energy burnt by the
1582 user). Units after applicatio 1266 user). Units after application of scale are Joules.
1583 1267
1584 What: /sys/.../iio:deviceX/in_dista 1268 What: /sys/.../iio:deviceX/in_distance_input
1585 What: /sys/.../iio:deviceX/in_dista 1269 What: /sys/.../iio:deviceX/in_distance_raw
1586 KernelVersion: 4.0 1270 KernelVersion: 4.0
1587 Contact: linux-iio@vger.kernel.org 1271 Contact: linux-iio@vger.kernel.org
1588 Description: 1272 Description:
1589 This attribute is used to rea 1273 This attribute is used to read the measured distance to an object
1590 or the distance covered by th 1274 or the distance covered by the user since the last reboot while
1591 activated. Units after applic 1275 activated. Units after application of scale are meters.
1592 1276
1593 What: /sys/bus/iio/devices/iio:devi 1277 What: /sys/bus/iio/devices/iio:deviceX/store_eeprom
1594 KernelVersion: 3.4.0 1278 KernelVersion: 3.4.0
1595 Contact: linux-iio@vger.kernel.org 1279 Contact: linux-iio@vger.kernel.org
1596 Description: 1280 Description:
1597 Writing '1' stores the curren 1281 Writing '1' stores the current device configuration into
1598 on-chip EEPROM. After power-u 1282 on-chip EEPROM. After power-up or chip reset the device will
1599 automatically load the saved 1283 automatically load the saved configuration.
1600 1284
1601 What: /sys/.../iio:deviceX/in_proxi 1285 What: /sys/.../iio:deviceX/in_proximity_raw
1602 What: /sys/.../iio:deviceX/in_proxi 1286 What: /sys/.../iio:deviceX/in_proximity_input
1603 What: /sys/.../iio:deviceX/in_proxi 1287 What: /sys/.../iio:deviceX/in_proximityY_raw
1604 KernelVersion: 3.4 1288 KernelVersion: 3.4
1605 Contact: linux-iio@vger.kernel.org 1289 Contact: linux-iio@vger.kernel.org
1606 Description: 1290 Description:
1607 Proximity measurement indicat 1291 Proximity measurement indicating that some
1608 object is near the sensor, us 1292 object is near the sensor, usually by observing
1609 reflectivity of infrared or u 1293 reflectivity of infrared or ultrasound emitted.
1610 <<
1611 Often these sensors are unit 1294 Often these sensors are unit less and as such conversion
1612 to SI units is not possible. 1295 to SI units is not possible. Higher proximity measurements
1613 indicate closer objects, and 1296 indicate closer objects, and vice versa. Units after
1614 application of scale and offs 1297 application of scale and offset are meters.
1615 1298
1616 What: /sys/.../iio:deviceX/in_illum 1299 What: /sys/.../iio:deviceX/in_illuminance_input
1617 What: /sys/.../iio:deviceX/in_illum 1300 What: /sys/.../iio:deviceX/in_illuminance_raw
1618 What: /sys/.../iio:deviceX/in_illum 1301 What: /sys/.../iio:deviceX/in_illuminanceY_input
1619 What: /sys/.../iio:deviceX/in_illum 1302 What: /sys/.../iio:deviceX/in_illuminanceY_raw
1620 What: /sys/.../iio:deviceX/in_illum 1303 What: /sys/.../iio:deviceX/in_illuminanceY_mean_raw
1621 What: /sys/.../iio:deviceX/in_illum 1304 What: /sys/.../iio:deviceX/in_illuminance_ir_raw
1622 What: /sys/.../iio:deviceX/in_illum 1305 What: /sys/.../iio:deviceX/in_illuminance_clear_raw
1623 KernelVersion: 3.4 1306 KernelVersion: 3.4
1624 Contact: linux-iio@vger.kernel.org 1307 Contact: linux-iio@vger.kernel.org
1625 Description: 1308 Description:
1626 Illuminance measurement, unit 1309 Illuminance measurement, units after application of scale
1627 and offset are lux. 1310 and offset are lux.
1628 1311
1629 What: /sys/.../iio:deviceX/in_inten 1312 What: /sys/.../iio:deviceX/in_intensityY_raw
1630 What: /sys/.../iio:deviceX/in_inten 1313 What: /sys/.../iio:deviceX/in_intensityY_ir_raw
1631 What: /sys/.../iio:deviceX/in_inten 1314 What: /sys/.../iio:deviceX/in_intensityY_both_raw
1632 What: /sys/.../iio:deviceX/in_inten 1315 What: /sys/.../iio:deviceX/in_intensityY_uv_raw
1633 What: /sys/.../iio:deviceX/in_inten <<
1634 What: /sys/.../iio:deviceX/in_inten <<
1635 What: /sys/.../iio:deviceX/in_inten 1316 What: /sys/.../iio:deviceX/in_intensityY_duv_raw
1636 KernelVersion: 3.4 1317 KernelVersion: 3.4
1637 Contact: linux-iio@vger.kernel.org 1318 Contact: linux-iio@vger.kernel.org
1638 Description: 1319 Description:
1639 Unit-less light intensity. Mo 1320 Unit-less light intensity. Modifiers both and ir indicate
1640 that measurements contain vis 1321 that measurements contain visible and infrared light
1641 components or just infrared l 1322 components or just infrared light, respectively. Modifier
1642 uv indicates that measurement 1323 uv indicates that measurements contain ultraviolet light
1643 components. Modifiers uva, uv !! 1324 components. Modifier duv indicates that measurements
1644 measurements contain A, B or !! 1325 contain deep ultraviolet light components.
1645 components respectively. <<
1646 1326
1647 What: /sys/.../iio:deviceX/in_uvind 1327 What: /sys/.../iio:deviceX/in_uvindex_input
1648 KernelVersion: 4.6 1328 KernelVersion: 4.6
1649 Contact: linux-iio@vger.kernel.org 1329 Contact: linux-iio@vger.kernel.org
1650 Description: 1330 Description:
1651 UV light intensity index meas 1331 UV light intensity index measuring the human skin's response to
1652 different wavelength of sunli 1332 different wavelength of sunlight weighted according to the
1653 standardised CIE Erythemal Ac 1333 standardised CIE Erythemal Action Spectrum. UV index values range
1654 from 0 (low) to >=11 (extreme 1334 from 0 (low) to >=11 (extreme).
1655 1335
1656 What: /sys/.../iio:deviceX/in_inten <<
1657 What: /sys/.../iio:deviceX/in_inten 1336 What: /sys/.../iio:deviceX/in_intensity_red_integration_time
1658 What: /sys/.../iio:deviceX/in_inten 1337 What: /sys/.../iio:deviceX/in_intensity_green_integration_time
1659 What: /sys/.../iio:deviceX/in_inten 1338 What: /sys/.../iio:deviceX/in_intensity_blue_integration_time
1660 What: /sys/.../iio:deviceX/in_inten 1339 What: /sys/.../iio:deviceX/in_intensity_clear_integration_time
1661 What: /sys/.../iio:deviceX/in_illum 1340 What: /sys/.../iio:deviceX/in_illuminance_integration_time
1662 KernelVersion: 3.12 1341 KernelVersion: 3.12
1663 Contact: linux-iio@vger.kernel.org 1342 Contact: linux-iio@vger.kernel.org
1664 Description: 1343 Description:
1665 This attribute is used to get 1344 This attribute is used to get/set the integration time in
1666 seconds. If shared across all !! 1345 seconds.
1667 <type>_integration_time is us <<
1668 1346
1669 What: /sys/.../iio:deviceX/in_veloc 1347 What: /sys/.../iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_integration_time
1670 KernelVersion: 4.0 1348 KernelVersion: 4.0
1671 Contact: linux-iio@vger.kernel.org 1349 Contact: linux-iio@vger.kernel.org
1672 Description: 1350 Description:
1673 Number of seconds in which to 1351 Number of seconds in which to compute speed.
1674 1352
1675 What: /sys/bus/iio/devices/iio:devi 1353 What: /sys/bus/iio/devices/iio:deviceX/in_rot_quaternion_raw
1676 KernelVersion: 3.15 1354 KernelVersion: 3.15
1677 Contact: linux-iio@vger.kernel.org 1355 Contact: linux-iio@vger.kernel.org
1678 Description: 1356 Description:
1679 Raw value of quaternion compo 1357 Raw value of quaternion components using a format
1680 x y z w. Here x, y, and z com 1358 x y z w. Here x, y, and z component represents the axis about
1681 which a rotation will occur a 1359 which a rotation will occur and w component represents the
1682 amount of rotation. 1360 amount of rotation.
1683 1361
1684 What: /sys/bus/iio/devices/iio:devi 1362 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_magnetic_tilt_comp_raw
1685 What: /sys/bus/iio/devices/iio:devi 1363 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_true_tilt_comp_raw
1686 What: /sys/bus/iio/devices/iio:devi 1364 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_magnetic_raw
1687 What: /sys/bus/iio/devices/iio:devi 1365 What: /sys/bus/iio/devices/iio:deviceX/in_rot_from_north_true_raw
1688 KernelVersion: 3.15 1366 KernelVersion: 3.15
1689 Contact: linux-iio@vger.kernel.org 1367 Contact: linux-iio@vger.kernel.org
1690 Description: 1368 Description:
1691 Raw value of rotation from tr 1369 Raw value of rotation from true/magnetic north measured with
1692 or without compensation from 1370 or without compensation from tilt sensors.
1693 1371
1694 What: /sys/bus/iio/devices/iio:devi 1372 What: /sys/bus/iio/devices/iio:deviceX/in_currentX_raw
1695 What: /sys/bus/iio/devices/iio:devi 1373 What: /sys/bus/iio/devices/iio:deviceX/in_currentX_i_raw
1696 What: /sys/bus/iio/devices/iio:devi 1374 What: /sys/bus/iio/devices/iio:deviceX/in_currentX_q_raw
1697 KernelVersion: 3.18 1375 KernelVersion: 3.18
1698 Contact: linux-iio@vger.kernel.org 1376 Contact: linux-iio@vger.kernel.org
1699 Description: 1377 Description:
1700 Raw current measurement from 1378 Raw current measurement from channel X. Units are in milliamps
1701 after application of scale an 1379 after application of scale and offset. If no offset or scale is
1702 present, output should be con 1380 present, output should be considered as processed with the
1703 unit in milliamps. 1381 unit in milliamps.
1704 1382
1705 Channels with 'i' and 'q' mod 1383 Channels with 'i' and 'q' modifiers always exist in pairs and both
1706 channels refer to the same si 1384 channels refer to the same signal. The 'i' channel contains the in-phase
1707 component of the signal while 1385 component of the signal while the 'q' channel contains the quadrature
1708 component. 1386 component.
1709 1387
1710 What: /sys/.../iio:deviceX/in_energ 1388 What: /sys/.../iio:deviceX/in_energy_en
1711 What: /sys/.../iio:deviceX/in_dista 1389 What: /sys/.../iio:deviceX/in_distance_en
1712 What: /sys/.../iio:deviceX/in_veloc 1390 What: /sys/.../iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_en
1713 What: /sys/.../iio:deviceX/in_steps 1391 What: /sys/.../iio:deviceX/in_steps_en
1714 KernelVersion: 3.19 1392 KernelVersion: 3.19
1715 Contact: linux-iio@vger.kernel.org 1393 Contact: linux-iio@vger.kernel.org
1716 Description: 1394 Description:
1717 Activates a device feature th 1395 Activates a device feature that runs in firmware/hardware.
1718 E.g. for steps: the pedometer 1396 E.g. for steps: the pedometer saves power while not used;
1719 when activated, it will count 1397 when activated, it will count the steps taken by the user in
1720 firmware and export them thro 1398 firmware and export them through in_steps_input.
1721 1399
1722 What: /sys/.../iio:deviceX/in_steps 1400 What: /sys/.../iio:deviceX/in_steps_input
1723 KernelVersion: 3.19 1401 KernelVersion: 3.19
1724 Contact: linux-iio@vger.kernel.org 1402 Contact: linux-iio@vger.kernel.org
1725 Description: 1403 Description:
1726 This attribute is used to rea 1404 This attribute is used to read the number of steps taken by the user
1727 since the last reboot while a 1405 since the last reboot while activated.
1728 1406
1729 What: /sys/.../iio:deviceX/in_veloc 1407 What: /sys/.../iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_input
1730 What: /sys/.../iio:deviceX/in_veloc 1408 What: /sys/.../iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_raw
1731 KernelVersion: 3.19 1409 KernelVersion: 3.19
1732 Contact: linux-iio@vger.kernel.org 1410 Contact: linux-iio@vger.kernel.org
1733 Description: 1411 Description:
1734 This attribute is used to rea 1412 This attribute is used to read the current speed value of the
1735 user (which is the norm or ma 1413 user (which is the norm or magnitude of the velocity vector).
1736 Units after application of sc 1414 Units after application of scale are m/s.
1737 1415
1738 What: /sys/.../iio:deviceX/in_steps 1416 What: /sys/.../iio:deviceX/in_steps_debounce_count
1739 KernelVersion: 4.0 1417 KernelVersion: 4.0
1740 Contact: linux-iio@vger.kernel.org 1418 Contact: linux-iio@vger.kernel.org
1741 Description: 1419 Description:
1742 Specifies the number of steps 1420 Specifies the number of steps that must occur within
1743 in_steps_filter_debounce_time 1421 in_steps_filter_debounce_time for the pedometer to decide the
1744 consumer is making steps. 1422 consumer is making steps.
1745 1423
1746 What: /sys/.../iio:deviceX/in_steps 1424 What: /sys/.../iio:deviceX/in_steps_debounce_time
1747 KernelVersion: 4.0 1425 KernelVersion: 4.0
1748 Contact: linux-iio@vger.kernel.org 1426 Contact: linux-iio@vger.kernel.org
1749 Description: 1427 Description:
1750 Specifies number of seconds i 1428 Specifies number of seconds in which we compute the steps
1751 that occur in order to decide 1429 that occur in order to decide if the consumer is making steps.
1752 1430
1753 What: /sys/bus/iio/devices/iio:devi !! 1431 What: /sys/bus/iio/devices/iio:deviceX/buffer/watermark
1754 KernelVersion: 5.11 !! 1432 KernelVersion: 4.2
1755 Contact: linux-iio@vger.kernel.org 1433 Contact: linux-iio@vger.kernel.org
1756 Description: 1434 Description:
1757 A single positive integer spe 1435 A single positive integer specifying the maximum number of scan
1758 elements to wait for. 1436 elements to wait for.
1759 <<
1760 Poll will block until the wat 1437 Poll will block until the watermark is reached.
1761 <<
1762 Blocking read will wait until 1438 Blocking read will wait until the minimum between the requested
1763 read amount or the low water 1439 read amount or the low water mark is available.
1764 <<
1765 Non-blocking read will retrie 1440 Non-blocking read will retrieve the available samples from the
1766 buffer even if there are less 1441 buffer even if there are less samples then watermark level. This
1767 allows the application to blo 1442 allows the application to block on poll with a timeout and read
1768 the available samples after t 1443 the available samples after the timeout expires and thus have a
1769 maximum delay guarantee. 1444 maximum delay guarantee.
1770 1445
1771 What: /sys/bus/iio/devices/iio:devi !! 1446 What: /sys/bus/iio/devices/iio:deviceX/buffer/data_available
1772 KernelVersion: 5.11 !! 1447 KernelVersion: 4.16
1773 Contact: linux-iio@vger.kernel.org 1448 Contact: linux-iio@vger.kernel.org
1774 Description: 1449 Description:
1775 A read-only value indicating 1450 A read-only value indicating the bytes of data available in the
1776 buffer. In the case of an out 1451 buffer. In the case of an output buffer, this indicates the
1777 amount of empty space availab 1452 amount of empty space available to write data to. In the case of
1778 an input buffer, this indicat 1453 an input buffer, this indicates the amount of data available for
1779 reading. 1454 reading.
1780 1455
1781 What: /sys/bus/iio/devices/iio:devi 1456 What: /sys/bus/iio/devices/iio:deviceX/buffer/hwfifo_enabled
1782 KernelVersion: 4.2 1457 KernelVersion: 4.2
1783 Contact: linux-iio@vger.kernel.org 1458 Contact: linux-iio@vger.kernel.org
1784 Description: 1459 Description:
1785 A read-only boolean value tha 1460 A read-only boolean value that indicates if the hardware fifo is
1786 currently enabled or disabled 1461 currently enabled or disabled. If the device does not have a
1787 hardware fifo this entry is n 1462 hardware fifo this entry is not present.
1788 The hardware fifo is enabled 1463 The hardware fifo is enabled when the buffer is enabled if the
1789 current hardware fifo waterma 1464 current hardware fifo watermark level is set and other current
1790 device settings allows it (e. 1465 device settings allows it (e.g. if a trigger is set that samples
1791 data differently that the har 1466 data differently that the hardware fifo does then hardware fifo
1792 will not enabled). 1467 will not enabled).
1793 <<
1794 If the hardware fifo is enabl 1468 If the hardware fifo is enabled and the level of the hardware
1795 fifo reaches the hardware fif 1469 fifo reaches the hardware fifo watermark level the device will
1796 flush its hardware fifo to th 1470 flush its hardware fifo to the device buffer. Doing a non
1797 blocking read on the device w 1471 blocking read on the device when no samples are present in the
1798 device buffer will also force 1472 device buffer will also force a flush.
1799 <<
1800 When the hardware fifo is ena 1473 When the hardware fifo is enabled there is no need to use a
1801 trigger to use buffer mode si 1474 trigger to use buffer mode since the watermark settings
1802 guarantees that the hardware 1475 guarantees that the hardware fifo is flushed to the device
1803 buffer. 1476 buffer.
1804 1477
1805 What: /sys/bus/iio/devices/iio:devi 1478 What: /sys/bus/iio/devices/iio:device*/buffer/hwfifo_timeout
1806 KernelVersion: 4.12 1479 KernelVersion: 4.12
1807 Contact: linux-iio@vger.kernel.org 1480 Contact: linux-iio@vger.kernel.org
1808 Description: 1481 Description:
1809 A read/write property to prov 1482 A read/write property to provide capability to delay reporting of
1810 samples till a timeout is rea 1483 samples till a timeout is reached. This allows host processors to
1811 sleep, while the sensor is st 1484 sleep, while the sensor is storing samples in its internal fifo.
1812 The maximum timeout in second 1485 The maximum timeout in seconds can be specified by setting
1813 hwfifo_timeout.The current de 1486 hwfifo_timeout.The current delay can be read by reading
1814 hwfifo_timeout. A value of 0 1487 hwfifo_timeout. A value of 0 means that there is no timeout.
1815 1488
1816 What: /sys/bus/iio/devices/iio:devi 1489 What: /sys/bus/iio/devices/iio:deviceX/buffer/hwfifo_watermark
1817 KernelVersion: 4.2 1490 KernelVersion: 4.2
1818 Contact: linux-iio@vger.kernel.org 1491 Contact: linux-iio@vger.kernel.org
1819 Description: 1492 Description:
1820 Read-only entry that contains 1493 Read-only entry that contains a single integer specifying the
1821 current watermark level for t 1494 current watermark level for the hardware fifo. If the device
1822 does not have a hardware fifo 1495 does not have a hardware fifo this entry is not present.
1823 The watermark level for the h 1496 The watermark level for the hardware fifo is set by the driver
1824 based on the value set by the 1497 based on the value set by the user in buffer/watermark but
1825 taking into account hardware 1498 taking into account hardware limitations (e.g. most hardware
1826 buffers are limited to 32-64 1499 buffers are limited to 32-64 samples, some hardware buffers
1827 watermarks are fixed or have 1500 watermarks are fixed or have minimum levels). A value of 0
1828 means that the hardware water 1501 means that the hardware watermark is unset.
1829 1502
1830 What: /sys/bus/iio/devices/iio:devi 1503 What: /sys/bus/iio/devices/iio:deviceX/buffer/hwfifo_watermark_min
1831 KernelVersion: 4.2 1504 KernelVersion: 4.2
1832 Contact: linux-iio@vger.kernel.org 1505 Contact: linux-iio@vger.kernel.org
1833 Description: 1506 Description:
1834 A single positive integer spe 1507 A single positive integer specifying the minimum watermark level
1835 for the hardware fifo of this 1508 for the hardware fifo of this device. If the device does not
1836 have a hardware fifo this ent 1509 have a hardware fifo this entry is not present.
1837 <<
1838 If the user sets buffer/water 1510 If the user sets buffer/watermark to a value less than this one,
1839 then the hardware watermark w 1511 then the hardware watermark will remain unset.
1840 1512
1841 What: /sys/bus/iio/devices/iio:devic 1513 What: /sys/bus/iio/devices/iio:deviceX/buffer/hwfifo_watermark_max
1842 KernelVersion: 4.2 1514 KernelVersion: 4.2
1843 Contact: linux-iio@vger.kernel.org 1515 Contact: linux-iio@vger.kernel.org
1844 Description: 1516 Description:
1845 A single positive integer spe 1517 A single positive integer specifying the maximum watermark level
1846 for the hardware fifo of this 1518 for the hardware fifo of this device. If the device does not
1847 have a hardware fifo this ent 1519 have a hardware fifo this entry is not present.
1848 <<
1849 If the user sets buffer/water 1520 If the user sets buffer/watermark to a value greater than this
1850 one, then the hardware waterm 1521 one, then the hardware watermark will be capped at this value.
1851 1522
1852 What: /sys/bus/iio/devices/iio:devic 1523 What: /sys/bus/iio/devices/iio:deviceX/buffer/hwfifo_watermark_available
1853 KernelVersion: 4.2 1524 KernelVersion: 4.2
1854 Contact: linux-iio@vger.kernel.org 1525 Contact: linux-iio@vger.kernel.org
1855 Description: 1526 Description:
1856 A list of positive integers s 1527 A list of positive integers specifying the available watermark
1857 levels for the hardware fifo. 1528 levels for the hardware fifo. This entry is optional and if it
1858 is not present it means that 1529 is not present it means that all the values between
1859 hwfifo_watermark_min and hwfi 1530 hwfifo_watermark_min and hwfifo_watermark_max are supported.
1860 <<
1861 If the user sets buffer/water 1531 If the user sets buffer/watermark to a value greater than
1862 hwfifo_watermak_min but not e 1532 hwfifo_watermak_min but not equal to any of the values in this
1863 list, the driver will chose a 1533 list, the driver will chose an appropriate value for the
1864 hardware fifo watermark level 1534 hardware fifo watermark level.
1865 1535
1866 What: /sys/bus/iio/devices/iio:devi 1536 What: /sys/bus/iio/devices/iio:deviceX/in_temp_calibemissivity
1867 What: /sys/bus/iio/devices/iio:devi 1537 What: /sys/bus/iio/devices/iio:deviceX/in_tempX_calibemissivity
1868 What: /sys/bus/iio/devices/iio:devi 1538 What: /sys/bus/iio/devices/iio:deviceX/in_temp_object_calibemissivity
1869 What: /sys/bus/iio/devices/iio:devi 1539 What: /sys/bus/iio/devices/iio:deviceX/in_tempX_object_calibemissivity
1870 KernelVersion: 4.1 1540 KernelVersion: 4.1
1871 Contact: linux-iio@vger.kernel.org 1541 Contact: linux-iio@vger.kernel.org
1872 Description: 1542 Description:
1873 The emissivity ratio of the s 1543 The emissivity ratio of the surface in the field of view of the
1874 contactless temperature senso 1544 contactless temperature sensor. Emissivity varies from 0 to 1,
1875 with 1 being the emissivity o 1545 with 1 being the emissivity of a black body.
1876 1546
1877 What: /sys/bus/iio/devices/iio:devi 1547 What: /sys/bus/iio/devices/iio:deviceX/in_magn_x_oversampling_ratio
1878 What: /sys/bus/iio/devices/iio:devi 1548 What: /sys/bus/iio/devices/iio:deviceX/in_magn_y_oversampling_ratio
1879 What: /sys/bus/iio/devices/iio:devi 1549 What: /sys/bus/iio/devices/iio:deviceX/in_magn_z_oversampling_ratio
1880 KernelVersion: 4.2 1550 KernelVersion: 4.2
1881 Contact: linux-iio@vger.kernel.org 1551 Contact: linux-iio@vger.kernel.org
1882 Description: 1552 Description:
1883 Hardware applied number of me 1553 Hardware applied number of measurements for acquiring one
1884 data point. The HW will do <t 1554 data point. The HW will do <type>[_name]_oversampling_ratio
1885 measurements and return the a 1555 measurements and return the average value as output data. Each
1886 value resulted from <type>[_n 1556 value resulted from <type>[_name]_oversampling_ratio measurements
1887 is considered as one sample f 1557 is considered as one sample for <type>[_name]_sampling_frequency.
1888 1558
1889 What: /sys/bus/iio/devices/iio:devi 1559 What: /sys/bus/iio/devices/iio:deviceX/in_concentration_raw
1890 What: /sys/bus/iio/devices/iio:devi 1560 What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_raw
1891 What: /sys/bus/iio/devices/iio:devi 1561 What: /sys/bus/iio/devices/iio:deviceX/in_concentration_co2_raw
1892 What: /sys/bus/iio/devices/iio:devi 1562 What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_co2_raw
1893 What: /sys/bus/iio/devices/iio:devi 1563 What: /sys/bus/iio/devices/iio:deviceX/in_concentration_ethanol_raw
1894 What: /sys/bus/iio/devices/iio:devi 1564 What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_ethanol_raw
1895 What: /sys/bus/iio/devices/iio:devi 1565 What: /sys/bus/iio/devices/iio:deviceX/in_concentration_h2_raw
1896 What: /sys/bus/iio/devices/iio:devi 1566 What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_h2_raw
1897 What: /sys/bus/iio/devices/iio:devi <<
1898 What: /sys/bus/iio/devices/iio:devi <<
1899 What: /sys/bus/iio/devices/iio:devi 1567 What: /sys/bus/iio/devices/iio:deviceX/in_concentration_voc_raw
1900 What: /sys/bus/iio/devices/iio:devi 1568 What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_voc_raw
1901 KernelVersion: 4.3 1569 KernelVersion: 4.3
1902 Contact: linux-iio@vger.kernel.org 1570 Contact: linux-iio@vger.kernel.org
1903 Description: 1571 Description:
1904 Raw (unscaled no offset etc.) !! 1572 Raw (unscaled no offset etc.) percentage reading of a substance.
1905 after application of scale an <<
1906 1573
1907 What: /sys/bus/iio/devices/iio:devi 1574 What: /sys/bus/iio/devices/iio:deviceX/in_resistance_raw
1908 What: /sys/bus/iio/devices/iio:devi 1575 What: /sys/bus/iio/devices/iio:deviceX/in_resistanceX_raw
1909 What: /sys/bus/iio/devices/iio:devi 1576 What: /sys/bus/iio/devices/iio:deviceX/out_resistance_raw
1910 What: /sys/bus/iio/devices/iio:devi 1577 What: /sys/bus/iio/devices/iio:deviceX/out_resistanceX_raw
1911 KernelVersion: 4.3 1578 KernelVersion: 4.3
1912 Contact: linux-iio@vger.kernel.org 1579 Contact: linux-iio@vger.kernel.org
1913 Description: 1580 Description:
1914 Raw (unscaled no offset etc.) !! 1581 Raw (unscaled no offset etc.) resistance reading that can be processed
1915 Units after application of sc !! 1582 into an ohm value.
1916 1583
1917 What: /sys/bus/iio/devices/iio:devi 1584 What: /sys/bus/iio/devices/iio:deviceX/heater_enable
1918 KernelVersion: 4.1.0 1585 KernelVersion: 4.1.0
1919 Contact: linux-iio@vger.kernel.org 1586 Contact: linux-iio@vger.kernel.org
1920 Description: 1587 Description:
1921 '1' (enable) or '0' (disable) 1588 '1' (enable) or '0' (disable) specifying the enable
1922 of heater function. Same read !! 1589 of heater function. Same reading values apply
1923 <<
1924 This ABI is especially applic 1590 This ABI is especially applicable for humidity sensors
1925 to heatup the device and get 1591 to heatup the device and get rid of any condensation
1926 in some humidity environment 1592 in some humidity environment
1927 1593
1928 What: /sys/bus/iio/devices/iio:devi 1594 What: /sys/bus/iio/devices/iio:deviceX/in_ph_raw
1929 KernelVersion: 4.5 1595 KernelVersion: 4.5
1930 Contact: linux-iio@vger.kernel.org 1596 Contact: linux-iio@vger.kernel.org
1931 Description: 1597 Description:
1932 Raw (unscaled no offset etc.) 1598 Raw (unscaled no offset etc.) pH reading of a substance as a negative
1933 base-10 logarithm of hydrodiu 1599 base-10 logarithm of hydrodium ions in a litre of water.
1934 1600
1935 What: /sys/bus/iio/devices/iio:devi 1601 What: /sys/bus/iio/devices/iio:deviceX/mount_matrix
1936 What: /sys/bus/iio/devices/iio:devi 1602 What: /sys/bus/iio/devices/iio:deviceX/in_mount_matrix
1937 What: /sys/bus/iio/devices/iio:devi 1603 What: /sys/bus/iio/devices/iio:deviceX/out_mount_matrix
1938 What: /sys/bus/iio/devices/iio:devi 1604 What: /sys/bus/iio/devices/iio:deviceX/in_anglvel_mount_matrix
1939 What: /sys/bus/iio/devices/iio:devi 1605 What: /sys/bus/iio/devices/iio:deviceX/in_accel_mount_matrix
1940 KernelVersion: 4.6 1606 KernelVersion: 4.6
1941 Contact: linux-iio@vger.kernel.org 1607 Contact: linux-iio@vger.kernel.org
1942 Description: 1608 Description:
1943 Mounting matrix for IIO senso 1609 Mounting matrix for IIO sensors. This is a rotation matrix which
1944 informs userspace about senso 1610 informs userspace about sensor chip's placement relative to the
1945 main hardware it is mounted o 1611 main hardware it is mounted on.
1946 <<
1947 Main hardware placement is de 1612 Main hardware placement is defined according to the local
1948 reference frame related to th 1613 reference frame related to the physical quantity the sensor
1949 measures. 1614 measures.
1950 <<
1951 Given that the rotation matri 1615 Given that the rotation matrix is defined in a board specific
1952 way (platform data and / or d 1616 way (platform data and / or device-tree), the main hardware
1953 reference frame definition is 1617 reference frame definition is left to the implementor's choice
1954 (see below for a magnetometer 1618 (see below for a magnetometer example).
1955 <<
1956 Applications should apply thi 1619 Applications should apply this rotation matrix to samples so
1957 that when main hardware refer 1620 that when main hardware reference frame is aligned onto local
1958 reference frame, then sensor 1621 reference frame, then sensor chip reference frame is also
1959 perfectly aligned with it. 1622 perfectly aligned with it.
1960 <<
1961 Matrix is a 3x3 unitary matri 1623 Matrix is a 3x3 unitary matrix and typically looks like
1962 [0, 1, 0; 1, 0, 0; 0, 0, -1]. 1624 [0, 1, 0; 1, 0, 0; 0, 0, -1]. Identity matrix
1963 [1, 0, 0; 0, 1, 0; 0, 0, 1] m 1625 [1, 0, 0; 0, 1, 0; 0, 0, 1] means sensor chip and main hardware
1964 are perfectly aligned with ea 1626 are perfectly aligned with each other.
1965 1627
1966 For example, a mounting matri 1628 For example, a mounting matrix for a magnetometer sensor informs
1967 userspace about sensor chip's 1629 userspace about sensor chip's ORIENTATION relative to the main
1968 hardware. 1630 hardware.
1969 <<
1970 More specifically, main hardw 1631 More specifically, main hardware orientation is defined with
1971 respect to the LOCAL EARTH GE 1632 respect to the LOCAL EARTH GEOMAGNETIC REFERENCE FRAME where :
1972 <<
1973 * Y is in the ground plane an 1633 * Y is in the ground plane and positive towards magnetic North ;
1974 * X is in the ground plane, p 1634 * X is in the ground plane, perpendicular to the North axis and
1975 positive towards the East ; 1635 positive towards the East ;
1976 * Z is perpendicular to the g 1636 * Z is perpendicular to the ground plane and positive upwards.
1977 1637
1978 An implementor might consider 1638 An implementor might consider that for a hand-held device, a
1979 'natural' orientation would b 1639 'natural' orientation would be 'front facing camera at the top'.
1980 The main hardware reference f 1640 The main hardware reference frame could then be described as :
1981 <<
1982 * Y is in the plane of the sc 1641 * Y is in the plane of the screen and is positive towards the
1983 top of the screen ; 1642 top of the screen ;
1984 * X is in the plane of the sc 1643 * X is in the plane of the screen, perpendicular to Y axis, and
1985 positive towards the right 1644 positive towards the right hand side of the screen ;
1986 * Z is perpendicular to the s 1645 * Z is perpendicular to the screen plane and positive out of the
1987 screen. 1646 screen.
1988 <<
1989 Another example for a quadrot 1647 Another example for a quadrotor UAV might be :
1990 <<
1991 * Y is in the plane of the pr 1648 * Y is in the plane of the propellers and positive towards the
1992 front-view camera; 1649 front-view camera;
1993 * X is in the plane of the pr 1650 * X is in the plane of the propellers, perpendicular to Y axis,
1994 and positive towards the st 1651 and positive towards the starboard side of the UAV ;
1995 * Z is perpendicular to prope 1652 * Z is perpendicular to propellers plane and positive upwards.
1996 1653
1997 What: /sys/bus/iio/devices/iio:devi 1654 What: /sys/bus/iio/devices/iio:deviceX/in_electricalconductivity_raw
1998 KernelVersion: 4.8 1655 KernelVersion: 4.8
1999 Contact: linux-iio@vger.kernel.org 1656 Contact: linux-iio@vger.kernel.org
2000 Description: 1657 Description:
2001 Raw (unscaled no offset etc.) !! 1658 Raw (unscaled no offset etc.) electric conductivity reading that
2002 Units after application of sc !! 1659 can be processed to siemens per meter.
2003 meter. <<
2004 1660
2005 What: /sys/bus/iio/devices/iio:devi 1661 What: /sys/bus/iio/devices/iio:deviceX/in_countY_raw
2006 KernelVersion: 4.10 1662 KernelVersion: 4.10
2007 Contact: linux-iio@vger.kernel.org 1663 Contact: linux-iio@vger.kernel.org
2008 Description: 1664 Description:
2009 This interface is deprecated; 1665 This interface is deprecated; please use the Counter subsystem.
2010 1666
2011 Raw counter device counts fro 1667 Raw counter device counts from channel Y. For quadrature
2012 counters, multiplication by a 1668 counters, multiplication by an available [Y]_scale results in
2013 the counts of a single quadra 1669 the counts of a single quadrature signal phase from channel Y.
2014 1670
2015 What: /sys/bus/iio/devices/iio:devi 1671 What: /sys/bus/iio/devices/iio:deviceX/in_indexY_raw
2016 KernelVersion: 4.10 1672 KernelVersion: 4.10
2017 Contact: linux-iio@vger.kernel.org 1673 Contact: linux-iio@vger.kernel.org
2018 Description: 1674 Description:
2019 This interface is deprecated; 1675 This interface is deprecated; please use the Counter subsystem.
2020 1676
2021 Raw counter device index valu 1677 Raw counter device index value from channel Y. This attribute
2022 provides an absolute position 1678 provides an absolute positional reference (e.g. a pulse once per
2023 revolution) which may be used 1679 revolution) which may be used to home positional systems as
2024 required. 1680 required.
2025 1681
2026 What: /sys/bus/iio/devices/iio:devi 1682 What: /sys/bus/iio/devices/iio:deviceX/in_count_count_direction_available
2027 KernelVersion: 4.12 1683 KernelVersion: 4.12
2028 Contact: linux-iio@vger.kernel.org 1684 Contact: linux-iio@vger.kernel.org
2029 Description: 1685 Description:
2030 This interface is deprecated; 1686 This interface is deprecated; please use the Counter subsystem.
2031 1687
2032 A list of possible counting d 1688 A list of possible counting directions which are:
2033 <<
2034 - "up" : counter device is i 1689 - "up" : counter device is increasing.
2035 - "down": counter device is d 1690 - "down": counter device is decreasing.
2036 1691
2037 What: /sys/bus/iio/devices/iio:devi 1692 What: /sys/bus/iio/devices/iio:deviceX/in_countY_count_direction
2038 KernelVersion: 4.12 1693 KernelVersion: 4.12
2039 Contact: linux-iio@vger.kernel.org 1694 Contact: linux-iio@vger.kernel.org
2040 Description: 1695 Description:
2041 This interface is deprecated; 1696 This interface is deprecated; please use the Counter subsystem.
2042 1697
2043 Raw counter device counters d 1698 Raw counter device counters direction for channel Y.
2044 1699
2045 What: /sys/bus/iio/devices/iio:devi <<
2046 What: /sys/bus/iio/devices/iio:devi <<
2047 KernelVersion: 5.8 <<
2048 Contact: linux-iio@vger.kernel.org <<
2049 Description: <<
2050 Optional symbolic label to a <<
2051 If a label is defined for thi <<
2052 specific attributes. This is <<
2053 better identify an individual <<
2054 <<
2055 What: /sys/bus/iio/devices/iio:devi 1700 What: /sys/bus/iio/devices/iio:deviceX/in_phaseY_raw
2056 KernelVersion: 4.18 1701 KernelVersion: 4.18
2057 Contact: linux-iio@vger.kernel.org 1702 Contact: linux-iio@vger.kernel.org
2058 Description: 1703 Description:
2059 Raw (unscaled) phase differen !! 1704 Raw (unscaled) phase difference reading from channel Y
2060 Units after application of sc !! 1705 that can be processed to radians.
2061 1706
2062 What: /sys/bus/iio/devices/iio:devi 1707 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm1_input
2063 What: /sys/bus/iio/devices/iio:devi 1708 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm1_input
2064 What: /sys/bus/iio/devices/iio:devi 1709 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm2p5_input
2065 What: /sys/bus/iio/devices/iio:devi 1710 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm2p5_input
2066 What: /sys/bus/iio/devices/iio:devi 1711 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm4_input
2067 What: /sys/bus/iio/devices/iio:devi 1712 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm4_input
2068 What: /sys/bus/iio/devices/iio:devi 1713 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentration_pm10_input
2069 What: /sys/bus/iio/devices/iio:devi 1714 What: /sys/bus/iio/devices/iio:deviceX/in_massconcentrationY_pm10_input
2070 KernelVersion: 4.22 1715 KernelVersion: 4.22
2071 Contact: linux-iio@vger.kernel.org 1716 Contact: linux-iio@vger.kernel.org
2072 Description: 1717 Description:
2073 Mass concentration reading of 1718 Mass concentration reading of particulate matter in ug / m3.
2074 pmX consists of particles wit 1719 pmX consists of particles with aerodynamic diameter less or
2075 equal to X micrometers. 1720 equal to X micrometers.
2076 1721
2077 What: /sys/bus/iio/devices/iio:devi 1722 What: /sys/bus/iio/devices/iio:deviceX/events/in_illuminance_period_available
2078 Date: November 2019 1723 Date: November 2019
2079 KernelVersion: 5.4 1724 KernelVersion: 5.4
2080 Contact: linux-iio@vger.kernel.org 1725 Contact: linux-iio@vger.kernel.org
2081 Description: 1726 Description:
2082 List of valid periods (in sec 1727 List of valid periods (in seconds) for which the light intensity
2083 must be above the threshold l 1728 must be above the threshold level before interrupt is asserted.
2084 1729
2085 What: /sys/bus/iio/devices/iio:devi 1730 What: /sys/bus/iio/devices/iio:deviceX/in_filter_notch_center_frequency
2086 KernelVersion: 5.5 1731 KernelVersion: 5.5
2087 Contact: linux-iio@vger.kernel.org 1732 Contact: linux-iio@vger.kernel.org
2088 Description: 1733 Description:
2089 Center frequency in Hz for a 1734 Center frequency in Hz for a notch filter. Used i.e. for line
2090 noise suppression. 1735 noise suppression.
2091 1736
2092 What: /sys/bus/iio/devices/iio:devi 1737 What: /sys/bus/iio/devices/iio:deviceX/in_temp_thermocouple_type
2093 KernelVersion: 5.5 1738 KernelVersion: 5.5
2094 Contact: linux-iio@vger.kernel.org 1739 Contact: linux-iio@vger.kernel.org
2095 Description: 1740 Description:
2096 One of the following thermoco 1741 One of the following thermocouple types: B, E, J, K, N, R, S, T.
2097 <<
2098 What: /sys/bus/iio/devices/iio:devi <<
2099 What: /sys/bus/iio/devices/iio:devi <<
2100 KernelVersion: 5.10 <<
2101 Contact: linux-iio@vger.kernel.org <<
2102 Description: <<
2103 Calibrated ambient temperatur <<
2104 calculation in milli degrees <<
2105 <<
2106 What: /sys/bus/iio/devices/iio:devi <<
2107 What: /sys/bus/iio/devices/iio:devi <<
2108 What: /sys/bus/iio/devices/iio:devi <<
2109 KernelVersion: 5.10 <<
2110 Contact: linux-iio@vger.kernel.org <<
2111 Description: <<
2112 Unscaled light intensity acco <<
2113 Units after application of sc <<
2114 <<
2115 What: /sys/bus/iio/devices/iio:devi <<
2116 KernelVersion: 5.12 <<
2117 Contact: linux-iio@vger.kernel.org <<
2118 Description: <<
2119 Optional symbolic label for c <<
2120 For Intel hid hinge sensor, t <<
2121 hinge, keyboard, screen. It m <<
2122 each correspond respectively <<
2123 and screen angle. <<
2124 <<
2125 What: /sys/bus/iio/devices/iio:devi <<
2126 What: /sys/bus/iio/devices/iio:devi <<
2127 KernelVersion: 5.12 <<
2128 Contact: linux-iio@vger.kernel.org <<
2129 Description: <<
2130 Specify the percent for light <<
2131 absolute value that a data fi <<
2132 is generated. Units are a per <<
2133 <<
2134 What: /sys/bus/iio/devices/iio:devi <<
2135 Date: June 2020 <<
2136 KernelVersion: 5.8 <<
2137 Contact: linux-iio@vger.kernel.org <<
2138 Description: <<
2139 Some sensors have the ability <<
2140 runtime. For example, it may <<
2141 contaminant build-up in a mea <<
2142 element deterioration that wo <<
2143 <<
2144 Writing 1 or 0 to this attrib <<
2145 deactivate this auto calibrat <<
2146 <<
2147 Upon reading, the current sta <<
2148 <<
2149 What: /sys/bus/iio/devices/iio:devi <<
2150 Date: June 2020 <<
2151 KernelVersion: 5.8 <<
2152 Contact: linux-iio@vger.kernel.org <<
2153 Description: <<
2154 Some sensors have the ability <<
2155 a known measurement value, pe <<
2156 reference device. <<
2157 <<
2158 Writing a value to this funct <<
2159 change. For the scd30 the val <<
2160 [400 1 2000]. <<
2161 <<
2162 Note for the scd30 that a val <<
2163 it is has been written. Until <<
2164 should be ignored. As for the <<
2165 immediately if the manual cal <<
2166 <<
2167 What: /sys/bus/iio/devices/iio:devi <<
2168 KernelVersion: 5.15 <<
2169 Contact: linux-iio@vger.kernel.org <<
2170 Description: <<
2171 Available range for the force <<
2172 <<
2173 - a range specified as "[min <<
2174 <<
2175 What: /sys/bus/iio/devices/iio:devi <<
2176 What: /sys/bus/iio/devices/iio:devi <<
2177 What: /sys/bus/iio/devices/iio:devi <<
2178 KernelVersion: 5.20 <<
2179 Contact: linux-iio@vger.kernel.org <<
2180 Description: <<
2181 Some devices have separate co <<
2182 individual channels. If multi <<
2183 then the sampling_frequency o <<
2184 per channel sampling frequenc <<
2185 <<
2186 What: /sys/.../events/in_accel_gest <<
2187 What: /sys/.../events/in_accel_gest <<
2188 KernelVersion: 6.1 <<
2189 Contact: linux-iio@vger.kernel.org <<
2190 Description: <<
2191 Device generates an event on <<
2192 <<
2193 What: /sys/.../events/in_accel_gest <<
2194 What: /sys/.../events/in_accel_gest <<
2195 KernelVersion: 6.1 <<
2196 Contact: linux-iio@vger.kernel.org <<
2197 Description: <<
2198 Specifies the threshold value <<
2199 against to generate the tap g <<
2200 threshold value increases the <<
2201 Units and the exact meaning o <<
2202 <<
2203 What: /sys/.../events/in_accel_gest <<
2204 KernelVersion: 6.1 <<
2205 Contact: linux-iio@vger.kernel.org <<
2206 Description: <<
2207 Lists all available threshold <<
2208 modify the sensitivity of the <<
2209 <<
2210 What: /sys/.../events/in_accel_gest <<
2211 What: /sys/.../events/in_accel_gest <<
2212 KernelVersion: 6.1 <<
2213 Contact: linux-iio@vger.kernel.org <<
2214 Description: <<
2215 Specifies the timeout value i <<
2216 to not to look for another ta <<
2217 occurred. Basically the minim <<
2218 single-tap's or two double-ta <<
2219 <<
2220 What: /sys/.../events/in_accel_gest <<
2221 KernelVersion: 6.1 <<
2222 Contact: linux-iio@vger.kernel.org <<
2223 Description: <<
2224 Lists all available tap reset <<
2225 <<
2226 What: /sys/.../events/in_accel_gest <<
2227 KernelVersion: 6.1 <<
2228 Contact: linux-iio@vger.kernel.org <<
2229 Description: <<
2230 Specifies the minimum quiet t <<
2231 taps of a double tap. <<
2232 <<
2233 What: /sys/.../events/in_accel_gest <<
2234 KernelVersion: 6.1 <<
2235 Contact: linux-iio@vger.kernel.org <<
2236 Description: <<
2237 Lists all available delay val <<
2238 tap. Units in seconds. <<
2239 <<
2240 What: /sys/.../events/in_accel_gest <<
2241 KernelVersion: 6.1 <<
2242 Contact: linux-iio@vger.kernel.org <<
2243 Description: <<
2244 Specifies the maximum time di <<
2245 and lower peak of tap to cons <<
2246 Units in seconds. <<
2247 <<
2248 What: /sys/.../events/in_accel_gest <<
2249 KernelVersion: 6.1 <<
2250 Contact: linux-iio@vger.kernel.org <<
2251 Description: <<
2252 Lists all available time valu <<
2253 peak. Units in seconds. <<
2254 <<
2255 What: /sys/bus/iio/devices/iio:devi <<
2256 What: /sys/bus/iio/devices/iio:devi <<
2257 What: /sys/bus/iio/devices/iio:devi <<
2258 KernelVersion: 6.1 <<
2259 Contact: linux-iio@vger.kernel.org <<
2260 Description: <<
2261 Raw (unscaled) euler angles r <<
2262 application of scale are deg. <<
2263 <<
2264 What: /sys/bus/iio/devices/iio:devi <<
2265 KernelVersion: 6.1 <<
2266 Contact: linux-iio@vger.kernel.org <<
2267 Description: <<
2268 An example format is 16-bytes <<
2269 representing the sensor uniqu <<
2270 <<
2271 What: /sys/.../events/in_proximity_ <<
2272 KernelVersion: 6.6 <<
2273 Contact: linux-iio@vger.kernel.org <<
2274 Description: <<
2275 A running period of time (in <<
2276 in_proximity_thresh_either_ru <<
2277 must occur before an event is <<
2278 specified then this period ap <<
2279 <<
2280 What: /sys/.../events/in_proximity_ <<
2281 KernelVersion: 6.6 <<
2282 Contact: linux-iio@vger.kernel.org <<
2283 Description: <<
2284 Number of conditions that mus <<
2285 period, before an event is ge <<
2286 <<
2287 What: /sys/bus/iio/devices/iio:devi <<
2288 KernelVersion: 6.7 <<
2289 Contact: linux-iio@vger.kernel.org <<
2290 Description: <<
2291 Represents light color temper <<
2292 temperature in Kelvin. <<
2293 <<
2294 What: /sys/bus/iio/devices/iio:devi <<
2295 What: /sys/bus/iio/devices/iio:devi <<
2296 KernelVersion: 6.7 <<
2297 Contact: linux-iio@vger.kernel.org <<
2298 Description: <<
2299 The x and y light color coord <<
2300 diagram. <<
2301 <<
2302 What: /sys/bus/iio/devices/iio:devi <<
2303 What: /sys/bus/iio/devices/iio:devi <<
2304 What: /sys/bus/iio/devices/iio:devi <<
2305 What: /sys/bus/iio/devices/iio:devi <<
2306 What: /sys/bus/iio/devices/iio:devi <<
2307 What: /sys/bus/iio/devices/iio:devi <<
2308 What: /sys/bus/iio/devices/iio:devi <<
2309 KernelVersion: 6.7 <<
2310 Contact: linux-iio@vger.kernel.org <<
2311 Description: <<
2312 Optional symbolic label to a <<
2313 If a label is defined for thi <<
2314 specific attributes. This is <<
2315 better identify an individual <<
2316 <<
2317 What: /sys/.../events/in_accel_gest <<
2318 KernelVersion: 6.7 <<
2319 Contact: linux-iio@vger.kernel.org <<
2320 Description: <<
2321 Enable tap gesture confirmati <<
2322 <<
2323 What: /sys/.../events/in_accel_gest <<
2324 KernelVersion: 6.7 <<
2325 Contact: linux-iio@vger.kernel.org <<
2326 Description: <<
2327 Timeout value in seconds for <<
2328 <<
2329 What: /sys/.../events/in_accel_gest <<
2330 KernelVersion: 6.7 <<
2331 Contact: linux-iio@vger.kernel.org <<
2332 Description: <<
2333 List of available timeout val <<
2334 <<
2335 What: /sys/.../iio:deviceX/in_shunt <<
2336 What: /sys/.../iio:deviceX/in_curre <<
2337 What: /sys/.../iio:deviceX/in_power <<
2338 KernelVersion: 6.10 <<
2339 Contact: linux-iio@vger.kernel.org <<
2340 Description: <<
2341 The value of current sense re <<
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