Doable. Just don't block interrupts waiting (forever) for transfer complete or for free Tx buffer. Is there free Tx buffer? Then fill it and clear buffer flag. All buffers busy? Then postpone Tx and exit.
Edward
Doable. Just don't block interrupts waiting (forever) for transfer complete or for free Tx buffer. Is there free Tx buffer? Then fill it and clear buffer flag. All buffers busy? Then postpone Tx and exit.
Edward