HD6433802H Datasheet, PDF (264/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

Table 10.11 shows the 16 data transfer formats that can be set in asynchronous mode. The format
is selected by the settings in the serial mode register (SMR).
Table 10.11 Data Transfer Formats (Asynchronous Mode)
SMR
CHR PE MP STOP
0 000
Serial Data Transfer Format and Frame Length
1 2 3 4 5 6 7 8 9 10 11 12
S
8-bit data
STOP
0 001
S
8-bit data
STOP STOP
0 010
S
0 011
S
0 100
S
0 101
S
0 110
S
0 111
S
1 000
S
1 001
S
1 010
S
1 011
S
1 100
S
1 101
S
8-bit data
8-bit data
MPB STOP
MPB STOP STOP
8-bit data
8-bit data
P STOP
P STOP STOP
5-bit data STOP
5-bit data STOP STOP
7-bit data
STOP
7-bit data
STOP STOP
7-bit data
MPB STOP
7-bit data
7-bit data
7-bit data
MPB STOP STOP
P STOP
P STOP STOP
1 110
S
5-bit data P STOP
1 111
S
5-bit data P STOP STOP
Notation:
S:
Start bit
STOP: Stop bit
P:
Parity bit
MPB: Multiprocessor bit
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