HD6473032F16 Datasheet, PDF (786/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Appendix B Internal I/O Register
TDR—Transmit Data Register
H'BB
SCI1
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 SCI0.
SSR—Serial Status Register
H'BC
SCI1
Bit
Initial value
Read/Write
7
TDRE
1
R/(W)*
6
RDRF
0
R/(W)*
5
ORER
0
R/(W)*
4
FER
0
R/(W)*
3
PER
0
R/(W)*
2
TEND
1
R
1
MPB
0
R
0
MPBT
0
R/W
Notes: Bit functions are the same as for SCI0.
* Only 0 can be written, to clear the flag.
RDR—Receive Data Register
H'BD
SCI1
Bit
7
6
5
4
3
2
1
0
Initial value
0
0
0
0
0
0
0
0
Read/Write
R
R
R
R
R
R
R
R
Note: Bit functions are the same as for SCI0.
Rev. 3.00 Mar 21, 2006 page 756 of 814
REJ09B0302-0300