| Age | Commit message (Collapse) | Author | |
|---|---|---|---|
| 2016-11-13 | iio: dpot-dac: DAC driver based on a digital potentiometer | Peter Rosin | |
| It is assumed that the dpot is used as a voltage divider between the current dpot wiper setting and the maximum resistance of the dpot. The divided voltage is provided by a vref regulator. .------. .-----------. | | | vref |--' .---. | regulator |--. | | '-----------' | | d | | | p | | | o | wiper | | t |<---------+ | | | | '---' dac output voltage | | '------+------------+ Signed-off-by: Peter Rosin <peda@axentia.se> Signed-off-by: Jonathan Cameron <jic23@kernel.org> | |||
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