HD6475348R Datasheet, PDF (436/487 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

TDR—Transmit Data Register
Bit
7
6
5
H'FEF3
4
3
2
SCI2
1
0
Initial value
Read/Write
1
1
1
1
1
1
1
1
R/W R/W R/W R/W R/W R/W R/W R/W
Note: Bit functions are the same as for SCI1.
SSR—Serial Status Register
H'FEF4
SCI2
Bit
7
6
5
4
3
2
1
0
TDRE RDRF ORER FER PER
Initial value
0
0
0
0
0
1
1
1
Read/Write R/(W)* R/(W)* R/(W)* R/(W)* R/(W)* —
—
—
Note: Bit functions are the same as for SCI1.
* Only writing of 0 to clear the flag is enabled.
RDR—Receive Data Register
H'FEF5
SCI2
Bit
7
6
5
4
3
2
1
0
Initial value
Read/Write
1
1
1
1
1
1
1
1
R/W R/W R/W R/W R/W R/W R/W R/W
Note: Bit functions are the same as for SCI1.
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