AOM-DB3500 ADC Pin Header

From ESS-WIKI
Revision as of 03:11, 6 January 2026 by Xingxing.li (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

AOM-3821 has two ADC channels. According to the hardware specification, the user needs to modify the connection status of the jumper on the substrate, adjust it to position 2-3.

ADC PIN Header
Device Name ADC Port Pin
ADC1 J32(2-3)
ADC2 J29(2-3)

Test one ADC1 port.

# cat /sys/bus/iio/devices/iio\:device0/in_voltage3_raw
4089

Test one ADC2 port

# cat /sys/bus/iio/devices/iio\:device0/in_voltage4_raw
4095

The value collected by ADC is not a fixed value. The figures in the manual are for reference only.