tree f833e9e3e2fe6c6cde211dbdaff7578a72ecd98a
parent f82d95b680c9b1953a61f21f499a599089f31e83
author Kevin Zeng <zengk@google.com> 1616095328 -0700
committer CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com> 1620182216 +0000

pw_analog: Add analog::AnalogInput interface

Adds the pw_analog module with the pw::analog::AnalogInput interface for
sampling the ADC to get a voltage reading.

Testing:
Host test -- OK

Change-Id: Ief497da89e34eec6aa1be4c3f29c484a85a39cfb
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/38601
Commit-Queue: Kevin Zeng <zengk@google.com>
Reviewed-by: Ewout van Bekkum <ewout@google.com>