A CAN interface that is able to transmit and receive frames.
Associated frame type.
Associated error type.
Puts a frame in the transmit buffer to be sent on the bus.
If the transmit buffer is full, this function will try to replace a pending
lower priority frame and return the frame that was replaced.
Err(WouldBlock) if the transmit buffer is full and no frame can be
- Frames of equal identifier shall be transmited in FIFO fashion when more than one transmit buffer is available.
- When replacing pending frames make sure the frame is not in the process of being send to the bus.
Returns a received frame if available.