Hitachi F-ZTAT H8/3039 Series Hardware Manual page 364

Table 11-8 SMR Settings and Serial Communication Formats
SMR Settings
Bit 7 Bit 6 Bit 2
C/A CHR MP
0 0 0
0 0 0
0 0 0
0 0 0
0 1 0
0 1 0
0 1 0
0 1 0
0 0 1
0 0 1
0 1 1
0 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
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
Bit 5 Bit 3
PE STOP Mode
0 0 Asynchronous 8-bit data Absent
0 1 mode
1 0
1 1
0 0
0 1
1 0
1 1
— 0 Asynchronous 8-bit data Present
— 1 mode ( mu l t i -
— 0 p r o c e s s or
— 1 f or ma t )
— — S y n c h r o no us
mode
Mode
Asynchronous mode
Synchronous mode
SCI Communication Format
Multi-
Data processor
Lengt h Bit
7-bit data
7-bit data
8-bit data Absent
SCI Communication Format
Cl ock Sour ce SCK Pin Function
Internal SCI does not use the SCK pin
Outputs a clock with frequency
matching the bit rate
External Inputs a clock with frequency
16 times the bit rate
Internal Outputs the serial clock
External Inputs the serial clock
Stop
Parity Bit
Bit Lengt h
Absent 1 bit
2 bits
Pr es ent 1 bit
2 bits
Absent 1 bit
2 bits
Pr es ent 1 bit
2 bits
Absent 1 bit
2 bits
1 bit
2 bits
None
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