Texas Instruments TMS320C6201 Reference Manual page 327

Table 11–5. Serial Port Control Register (SPCR) Field Descriptions (Continued)
Name Function
RFULL Receive shift register (RSR) full error condition
RFULL = 0: Receiver is not in overrun condition.
RFULL = 1: DRR is not read, RBR is full, and RSR is full with a new element.
RRDY Receiver ready
RRDY = 0: Receiver is not ready.
RRDY = 1: Receiver is ready with data to be read from DRR.
XRDY Transmitter ready
XRDY = 0: The transmitter is not ready.
XRDY = 1: The transmitter is ready for data to be written to DXR.
RRST Receiver reset. This resets or enables the receiver.
RRST = 0: The serial port receiver is disabled and is in reset state.
RRST = 1: The serial port receiver is enabled.
XRST Transmitter reset. This resets or enables the transmitter.
XRST = 0: The serial port transmitter is disabled and is in reset state.
XRST = 1: The serial port transmitter is enabled.
DLB Digital loopback mode
DLB = 0: Digital loopback mode disabled
DLB = 1: Digital loopback mode enabled
RJUST Receive data sign-extension and justification mode
RJUST = 00b: Right-justify and zero-fill MSBs in DRR.
RJUST = 01b: Right-justify and sign-extend MSBs in DRR.
RJUST = 10b: Left-justify and zero-fill LSBs in DRR.
RJUST = 11b: Reserved
McBSP Interface Signals and Registers
Multichannel Buffered Serial Ports
Section
11.3.7.1
11.3.2
11.3.2
11.3.1
11.3.1
11.5.2.5
11.5.2.6
11.5.3.2
11.3.8
11-9