| Johan Hovold | 9c8ea1b | 2012-05-21 14:18:06 +0200 | [diff] [blame] | 1 | What: /sys/.../events/in_illuminance0_thresh_either_en |
| 2 | Date: April 2012 |
| 3 | KernelVersion: 3.5 |
| 4 | Contact: Johan Hovold <jhovold@gmail.com> |
| 5 | Description: |
| 6 | Event generated when channel passes one of the four thresholds |
| 7 | in each direction (rising|falling) and a zone change occurs. |
| 8 | The corresponding light zone can be read from |
| 9 | in_illuminance0_zone. |
| 10 | |
| 11 | What: /sys/.../events/in_illuminance0_threshY_hysteresis |
| 12 | Date: May 2012 |
| 13 | KernelVersion: 3.5 |
| 14 | Contact: Johan Hovold <jhovold@gmail.com> |
| 15 | Description: |
| 16 | Get the hysteresis for thresholds Y, that is, |
| Johan Hovold | 9c8ea1b | 2012-05-21 14:18:06 +0200 | [diff] [blame] | 17 | threshY_hysteresis = threshY_raising - threshY_falling |
| 18 | |
| 19 | What: /sys/.../events/illuminance_threshY_falling_value |
| 20 | What: /sys/.../events/illuminance_threshY_raising_value |
| 21 | Date: April 2012 |
| 22 | KernelVersion: 3.5 |
| 23 | Contact: Johan Hovold <jhovold@gmail.com> |
| 24 | Description: |
| 25 | Specifies the value of threshold that the device is comparing |
| 26 | against for the events enabled by |
| 27 | in_illuminance0_thresh_either_en (0..255), where Y in 0..3. |
| 28 | |
| 29 | Note that threshY_falling must be less than or equal to |
| 30 | threshY_raising. |
| 31 | |
| 32 | These thresholds correspond to the eight zone-boundary |
| Peter Meerwald | 79e9b4e | 2012-06-15 19:25:24 +0200 | [diff] [blame] | 33 | registers (boundaryY_{low,high}) and define the five light |
| Johan Hovold | 9c8ea1b | 2012-05-21 14:18:06 +0200 | [diff] [blame] | 34 | zones. |
| 35 | |
| 36 | What: /sys/bus/iio/devices/iio:deviceX/in_illuminance0_zone |
| 37 | Date: April 2012 |
| 38 | KernelVersion: 3.5 |
| 39 | Contact: Johan Hovold <jhovold@gmail.com> |
| 40 | Description: |
| 41 | Get the current light zone (0..4) as defined by the |
| 42 | in_illuminance0_threshY_{falling,rising} thresholds. |
| 43 | |
| 44 | What: /sys/bus/iio/devices/iio:deviceX/out_currentY_raw |
| 45 | Date: May 2012 |
| 46 | KernelVersion: 3.5 |
| 47 | Contact: Johan Hovold <jhovold@gmail.com> |
| 48 | Description: |
| 49 | Get output current for channel Y (0..255), that is, |
| 50 | out_currentY_currentZ_raw, where Z is the current zone. |
| 51 | |
| 52 | What: /sys/bus/iio/devices/iio:deviceX/out_currentY_currentZ_raw |
| 53 | Date: May 2012 |
| 54 | KernelVersion: 3.5 |
| 55 | Contact: Johan Hovold <jhovold@gmail.com> |
| 56 | Description: |
| 57 | Set the output current for channel out_currentY when in zone |
| 58 | Z (0..255), where Y in 0..2 and Z in 0..4. |
| 59 | |
| 60 | These values correspond to the ALS-mapper target registers for |
| 61 | ALS-mapper Y + 1. |