erase method
Erases the image in the inactive slot.
There is no need to call this before uploading an image, it will be overwritten automatically.
Implementation
Future<void> erase(Duration timeout) {
return execute(
Message(
op: Operation.write,
group: _imgGroup,
id: _imgCmdErase,
flags: 0,
data: CborMap({}),
),
timeout,
).unwrap();
}