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Table 11-8 SMR Settings and Serial Communication Formats
SMR Settings
Bit 7 Bit 6 Bit 2 Bit 5 Bit 3
C/A
CHR MP
PE
STOP Mode
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
1
1
0
1
0
0
0
0
1
0
0
1
0
1
0
1
0
0
1
0
1
1
0
0
1
—
0
0
0
1
—
1
0
1
1
—
0
0
1
1
—
1
1
—
—
—
—
Table 11-9 SMR and SCR Settings and SCI Clock Source Selection
SMR
SCR Settings
Bit 7 Bit 1
Bit 0
C/A
CKE1 CKE0
Mode
0
0
0
Asynchronous mode
0
0
1
0
1
0
0
1
1
1
0
0
Synchronous mode
1
0
1
1
1
0
1
1
1
SCI Communication Format
Multi-
Data
processor
Length
Bit
Asynchronous
8-bit data
Absent
mode
7-bit data
Asynchronous
8-bit data
Present
mode (multi-
processor
7-bit data
format)
Synchronous
8-bit data
Absent
mode
SCI Transmit/Receive Clock
Clock Source
SCK Pin Function
Internal
SCI does not use the SCK pin
Outputs a clock with frequency
matching the bit rate
Inputs a clock with frequency
External
16 times the bit rate
Internal
Outputs the serial clock
External
Inputs the serial clock
339
Stop
Parity
Bit
Bit
Length
Absent
1 bit
2 bits
Present
1 bit
2 bits
Absent
1 bit
2 bits
Present
1 bit
2 bits
Absent
1 bit
2 bits
1 bit
2 bits
None
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