Hitachi H8S/2646 Hardware Manual page 1091

SCR2—Serial Control Register 2
Bit 7
TIE
Initial value 0
Read/Write R/W
TDR2—Transmit Data Register 2
Bit 7
Initial value 1
Read/Write R/W
6 5
RIE TE
0 0
R/W R/W
Operate in the same way as for the normal SCI.
6 5
1 1
R/W R/W
H'FF8A
4 3
RE MPIE
0 0
R/W R/W
Clock Enable 1 and 0
SCMR SMR SCR Setting
SMIF C/A, GM
CKE1
0
1 0
1
H'FF8B
4 3
1 1
R/W R/W
Store serial transmit data
SCI2, Smart Card Interface 2
2 1
TEIE CKE1
0 0
R/W R/W
SCK Pin Function
CKE0
See the SCI
0 0
Operates as port I/O pin
1
Outputs clock as SCK
output pin
0
Operates as SCK output
pin, with output fixed low
1
Outputs clock as SCK
output pin
1 0
Operates as SCK output
pin, with output fixed high
1
Outputs clock as SCK
output pin
SCI2, Smart Card Interface 2
2 1
1 1
R/W R/W
0
CKE0
0
R/W
0
1
R/W
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