DART-6UL ADC: Difference between revisions

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{{PageHeader|DART-6UL - ADC}} {{DocImage|category1=DART-6UL|category2=Yocto}} __toc__
{{PageHeader|DART-6UL - ADC}} {{DocImage|category1=DART-6UL|category2=Yocto}} __toc__
ADC channel 0 is connected to the user button. It has pull-up to 3.3V. <br>Reading the ADC value will return 3000+ value in case of button released and 0+ in case of button pressed.
ADC channel 0 is connected to the user button. It has pull-up to 3.3V. <br>Reading the ADC value will return 3000+ value in case of button released and 0+ in case of button pressed.
<pre>$ cd /sys/devices/soc0/soc.0/2100000.aips-bus/2198000.adc/iio:device0
<pre>
$ cat in_voltage0_raw
# cd /sys/bus/iio/devices/iio:device0
# cat in_voltage0_raw
push the user button
push the user button
$ cat in_voltage0_raw
# cat in_voltage0_raw
</pre>
</pre>

Revision as of 13:47, 22 September 2016

DART-6UL - ADC

ADC channel 0 is connected to the user button. It has pull-up to 3.3V.
Reading the ADC value will return 3000+ value in case of button released and 0+ in case of button pressed.

# cd /sys/bus/iio/devices/iio:device0
# cat in_voltage0_raw
push the user button
# cat in_voltage0_raw