Function Sampling_fetchForward(struct Sampling_Handle *)

• Defined in File sampling.c

Function Documentation

int Sampling_fetchForward(struct Sampling_Handle *handle)

Reads data from sensor if watermark is set and forwards to USB en-bloc.

Sends start, stop, finished, aborted and overflow USB messages accordingly. Called by main().

Parameters:

handle – module internal state and device dependent pimpl

Returns:

• -EAGAIN if sampling is stopped

• -EOVERFLOW if FiFo OVL was detected

• ENODATA if all data was read (see sampling_startN(uint16_t))

• 0 otherwise