TMS370CX2X Datasheet, PDF (31/60 Pages) Texas Instruments – 8-BIT MICROCONTROLLER

TMS370Cx2x
8-BIT MICROCONTROLLER
serial communications interface 1 (SCI1) (continued)
SPNS018C – FEBRUARY 1993 – REVISED FEBRUARY 1997
The SCI1 module control registers are listed in Table 16.
Table 16. Peripheral File Frame 5: SCI1 Module Control Registers^†
PF
P050
P051
BIT 7
STOP
BITS
—
P052 Bit 15
BIT 6
EVEN/ODD
PARITY
—
BIT 5
PARITY
ENABLE
SCI SW
RESET
BIT 4
ASYNC/
ISOSYNC
CLOCK
BIT 3
ADDRESS
IDLE WUP
TXWAKE
BIT 2
SCI
CHAR2
SLEEP
Baud Rate Select Register MSB
BIT 1
SCI
CHAR1
TXENA
P053 Bit 7
Baud Rate Select Register LSB
TX
P054 TXRDY
EMPTY
—
—
—
—
RX
P055 _ERROR
RXRDY
BRKDT
FE
OE
PE
P056
Reserved
P057
P058
Receive Data Buffer Register
Reserved
P059
Transmit Data Buffer Register
P05A
P05B
Reserved
P05C
P05D
—
—
—
—
SCICLK
DATA IN
SCICLK
DATA OUT
P05E
SCI TXD
DATA IN
SCI TXD
SCI TXD
DATA OUT FUNCTION
SCI TXD
DATA DIR
SCI RXD
DATA IN
SCI RXD
DATA OUT
P05F
SCI
STEST
SCI TX
PRIORITY
SCI RX
PRIORITY
SCI
ESPEN
—
—
† _{Privileged bits are shown in bold typeface.}
—
RXWAKE
SCICLK
FUNCTION
SCI RXD
FUNCTION
—
BIT 0
SCI
CHAR0
REG
SCICCR
RXENA SCICTL
Bit 8
Bit 0
SCI TX
INT ENA
SCI RX
INT ENA
BAUD
MSB
BAUD
LSB
TXCTL
RXCTL
RXBUF
TXBUF
SCICLK
DATA DIR
SCI RXD
DATA DIR
SCIPC1
SCIPC2
—
SCIPRI
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