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