Asynchronous Serial Interface (Uart ); Configuration - Toshiba TLCS-870/C Series Manual

11. Asynchronous Serial interface (UART )

11.1 Configuration

UART control register 1
INTTXD
INTRXD
fc/13 A
B
fc/26
C
fc/52
fc/104 D
E
fc/208
fc/416 F
G
INTTC5
H
fc/96
Figure 11-1 UART (Asynchronous Serial Interface)
Transmit data buffer
UARTCR1 TDBUF
3 2
Shift register
Transmit/receive clock
S
Counter
Y
Baud rate generator
2
2 4
UARTSR
UART status register UART control register 2
Page 121
TMP86PM29BUG
Receive data buffer
RDBUF
Shift register
Parity bit
Stop bit
Noise rejection
RXD
circuit
TXD
Y
6
fc/2
M A
P 7
fc/2
B
X
8
fc/2
C
S
2
UARTCR2
MPX: Multiplexer