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Chapter 11 Serial Interface 0, 1
XI - 42
Operation
11-3-5 UART Serial Interface
Serial 0, 1 can be used for duplex UART communication. Table 11-3-17 shows UART serial interface
functions.
Table 11-3-17 UART Serial Interface Functions
Serial Interface 0 Serial Interface 1
Communication style
SC0TIRQ(transmission) SC1TIRQ(transmission)
SC0RIRQ(reception) SC1RIRQ(reception)
TXD0(output, input) TXD1(output, input)
RXD0(input) RXD1(input)
Specification the first
transfer bit
Selection of parity bit
Continuous operation
Continuous operation
(with ATC)
(Standard 300 bps to 38.4 kbps)
(with baud rate timer)
Parity bit control
Frame selection
Maximum transfer rate
8 bits + 2 stops
300 kbps
even parity
7 bits + 1 stop
7 bits + 2 stops
8 bits + 1 stop
0 parity
1 parity
odd parity
MSB / LSB
UART(duplex)
Interrupt
Used pins