Define AVR_CTLREQ_VREF_GET

Define Documentation

AVR_CTLREQ_VREF_GET

Request to interrogate the VREF

controller and obtain a reference value.

The index shall be set to the required source (one of

VREF::Source

enum values)

For Internal references, data shall be set to the required channel, as an unsigned integer.

On return, data is set to the reference value as a double. Except for VCC, all values are relative to VCC.