pub type R = R<SRrs>;
Register SR reader
SR
struct R { /* private fields */ }
Bit 0 - Receive buffer not empty
Bit 1 - Transmit buffer empty
Bit 2 - Channel side
Bit 3 - Underrun flag
Bit 4 - CRC error flag
Bit 5 - Mode fault
Bit 6 - Overrun flag
Bit 7 - Busy flag