1 What: /sys/bus/iio/devices/iio:devic 1 What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_sensing_mode
2 Date: August 2015 2 Date: August 2015
3 KernelVersion: 4.2.0 3 KernelVersion: 4.2.0
4 Contact: source@cogentembedded.com 4 Contact: source@cogentembedded.com
5 Description: 5 Description:
6 Program sensor type for thresh 6 Program sensor type for threshold detector inputs.
7 Could be either "GND-Open" or 7 Could be either "GND-Open" or "Supply-Open" mode. Y is a
8 threshold detector input chann 8 threshold detector input channel. Channels 0..7, 8..15, 16..23
9 and 24..31 has common sensor t 9 and 24..31 has common sensor types.
10 10
11 What: /sys/bus/iio/devices/iio:devic 11 What: /sys/bus/iio/devices/iio:deviceX/events/in_voltageY_thresh_falling_value
12 Date: August 2015 12 Date: August 2015
13 KernelVersion: 4.2.0 13 KernelVersion: 4.2.0
14 Contact: source@cogentembedded.com 14 Contact: source@cogentembedded.com
15 Description: 15 Description:
16 Channel Y low voltage threshol 16 Channel Y low voltage threshold. If sensor input voltage goes lower then
17 this value then the threshold 17 this value then the threshold falling event is pushed.
18 Depending on in_voltageY_sensi 18 Depending on in_voltageY_sensing_mode the low voltage threshold
19 is separately set for "GND-Ope 19 is separately set for "GND-Open" and "Supply-Open" modes.
20 Channels 0..31 have common low 20 Channels 0..31 have common low threshold values, but could have different
21 sensing_modes. 21 sensing_modes.
22 <<
23 The low voltage threshold rang 22 The low voltage threshold range is between 2..21V.
24 Hysteresis between low and hig 23 Hysteresis between low and high thresholds can not be lower then 2 and
25 can not be odd. 24 can not be odd.
26 <<
27 If falling threshold results h 25 If falling threshold results hysteresis to odd value then rising
28 threshold is automatically sub 26 threshold is automatically subtracted by one.
29 27
30 What: /sys/bus/iio/devices/iio:devic 28 What: /sys/bus/iio/devices/iio:deviceX/events/in_voltageY_thresh_rising_value
31 Date: August 2015 29 Date: August 2015
32 KernelVersion: 4.2.0 30 KernelVersion: 4.2.0
33 Contact: source@cogentembedded.com 31 Contact: source@cogentembedded.com
34 Description: 32 Description:
35 Channel Y high voltage thresho 33 Channel Y high voltage threshold. If sensor input voltage goes higher then
36 this value then the threshold 34 this value then the threshold rising event is pushed.
37 Depending on in_voltageY_sensi 35 Depending on in_voltageY_sensing_mode the high voltage threshold
38 is separately set for "GND-Ope 36 is separately set for "GND-Open" and "Supply-Open" modes.
39 <<
40 Channels 0..31 have common hig 37 Channels 0..31 have common high threshold values, but could have different
41 sensing_modes. 38 sensing_modes.
42 <<
43 The high voltage threshold ran 39 The high voltage threshold range is between 3..22V.
44 Hysteresis between low and hig 40 Hysteresis between low and high thresholds can not be lower then 2 and
45 can not be odd. 41 can not be odd.
46 <<
47 If rising threshold results hy 42 If rising threshold results hysteresis to odd value then falling
48 threshold is automatically app 43 threshold is automatically appended by one.
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.