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What: /sys/class/als/.../illuminance
Date: Sep. 2009
KernelVersion: 2.6.32
Contact: Zhang Rui <rui.zhang@intel.com>
Description: Current Ambient Light Illuminance reported by
native ALS driver
Unit: lux (lumens per square meter)
RO
What: /sys/class/als/.../exposure_time[n]
Date: Dec. 2009
KernelVersion: 2.6.32
Contact: Jonathan Cameron <jic23@cam.ac.uk>
Description: Sensor exposure time. In some devices this
corresponds to the combined time needed to
to internally read several different sensors.
Unit: microseconds
RW
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