Hitachi HD6473867 Hardware Manual page 284

Table 10-11 shows the 12 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 0 0 0
0 0 0 1
0
0 1 0
0 0 1 1
0 1 0 0
0 1 0 1
0 1 1 0
0 1 1 1
1 0 0 0
1 0 0 1
1 0 1 0
1 0 1 1
1 1 0 0
1 1 0 1
1 1 1 0
1 1 1
1
Notation:
S: Start bit
STOP: Stop bit
P: Parity bit
MPB: Multiprocessor bit
Serial Data Transfer Format and Frame Length
1 2 3 4 5 6
S 8-bit data
S 8-bit data
S 8-bit data
S 8-bit data
S 8-bit data
S 8-bit data
S 5-bit data
S 5-bit data
S 7-bit data
S
7-bit data
S 7-bit data
S 7-bit data
S 7-bit data
S 7-bit data
S 5-bit data
S 5-bit data
7 8 9 10 11 12
STOP
STOP STOP
MPB
STOP
MPB
STOP STOP
P
STOP
P
STOP STOP
STOP
STOP STOP
STOP
STOP STOP
MPB
STOP
MPB STOP
STOP
P STOP
P
STOP STOP
P STOP
P STOP STOP
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