at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 303

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

AT91RM3400
• TXEMPTY: Transmitter Empty
0 = There are characters in either US_THR or the Transmit Shift Register, or the transmitter is disabled.
1 = There is at least one character in either US_THR or the Transmit Shift Register.
• ITERATION: Max number of Repetitions Reached
0 = Maximum number of repetitions has not been reached since the last RSIT.
1 = Maximum number of repetitions has been reached since the last RSIT.
• TXBUFE: Transmission Buffer Empty
0 = The signal Buffer Empty from the Transmit PDC channel is inactive.
1 = The signal Buffer Empty from the Transmit PDC channel is active.
• RXBUFF: Reception Buffer Full
0 = The signal Buffer Full from the Receive PDC channel is inactive.
1 = The signal Buffer Full from the Receive PDC channel is active.
• NACK: Non Acknowledge
0 = No Non Acknowledge has not been detected since the last RSTNACK.
1 = At least one Non Acknowledge has been detected since the last RSTNACK.
• RIIC: Ring Indicator Input Change Flag
0 = No input change has been detected on the RI pin since the last read of US_CSR.
1 = At least one input change has been detected on the RI pin since the last read of US_CSR.
• DSRIC: Data Set Ready Input Change Flag
0 = No input change has been detected on the DSR pin since the last read of US_CSR.
1 = At least one input change has been detected on the DSR pin since the last read of US_CSR.
• DCDIC: Data Carrier Detect Input Change Flag
0 = No input change has been detected on the DCD pin since the last read of US_CSR.
1 = At least one input change has been detected on the DCD pin since the last read of US_CSR.
• CTSIC: Clear to Send Input Change Flag
0 = No input change has been detected on the CTS pin since the last read of US_CSR.
1 = At least one input change has been detected on the CTS pin since the last read of US_CSR.
• RI: Image of RI Input
0 = RI is at 0.
1 = RI is at 1.
• DSR: Image of DSR Input
0 = DSR is at 0
1 = DSR is at 1.
• DCD: Image of DCD Input
0 = DCD is at 0.
1 = DCD is at 1.
• CTS: Image of CTS Input
0 = CTS is at 0.
1 = CTS is at 1.
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