CC2430
Peripherals
U0CSR (0x86) – USART 0 Control and Status
: USART
Bit
Name
Reset
R/W
Description
USART mode select
7
MODE
0
R/W
0
1
SPI mode
UART mode
6
5
4
3
2
1
0
RE
0
0
0
0
0
0
0
R/W
R/W
R/W0
R/W0
R/W0
R/W0
R
UART receiver enable
0
1
Receiver disabled
Receiver enabled
SLAVE
FE
SPI master or slave mode select
0
1
SPI master
SPI slave
UART framing error status
0
1
No framing error detected
Byte received with incorrect stop bit level
ERR
UART parity error status
0
1
No parity error detected
Byte received with parity error
RX_BYTE
TX_BYTE
ACTIVE
Receive byte status. UART mode and SPI slave mode
0
1
No byte received
Received byte ready
Transmit byte status. UART mode and SPI master mode
0
1
Byte not transmitted
Last byte written to Data Buffer register transmitted
USART transmit/receive active status
0
1
USART idle
USART busy in transmit or receive mode
CC2430 Data Sheet (rev. 2.1) SWRS036F
Page 147 of 211
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
