RCRTxCP
#define RCRTxCP 0 /* Receive clock = RTxC pin */
#define RCRTxCP 0 /* Receive clock = RTxC pin */
#define RCRTxCP 0 /* Receive clock = RTxC pin */
#define RCRTxCP 0 /* Receive clock = RTxC pin */
#define RCRTxCP 0 /* Receive clock = RTxC pin */