TMP86F809NG Datasheet, PDF (113/200 Pages) Toshiba Semiconductor – 8 Bit Microcontroller

10. Asynchronous Serial interface (UART )
10.1 Configuration
TMP86F809NG
UART control register 1 Transmit data buffer
UARTCR1
TDBUF
32
2
INTTXD
Shift register
Receive data buffer
RDBUF
Shift register
Parity bit
Stop bit
Noise rejection
circuit
RXD
INTRXD
TXD
fc/13
fc/26
fc/52
fc/104
fc/208
fc/416
INTTC3
fc/96
Transmit/receive clock
S
A
B
C
DY
E
F
G
H
Counter
Baud rate generator
Y
MA
PB
XC
S
fc/2⁶
fc/2⁷
fc/2⁸
2
4
2
UARTSR
UARTCR2
UART status register UART control register 2
MPX: Multiplexer
Figure 10-1 UART (Asynchronous Serial Interface)
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