HD6413007F20 Datasheet, PDF (740/798 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Appendix B Internal I/O Registers
RDR⎯Receive Data Register
H'FFFB5
SCI0
Bit
7
6
5
4
3
2
1
0
Initial value
0
0
0
0
0
Read/Write
R
R
R
R
R
0
0
0
R
R
R
Serial receive data
SCMR⎯Smart Card Mode Register
Bit
7
6
5
4
⎯
⎯
⎯
⎯
Initial value
1
1
1
1
Read/Write
⎯
⎯
⎯
⎯
H'FFFB6
3
2
1
SDIR SINV
⎯
0
0
1
R/W
R/W
⎯
0
SMIF
0
R/W
SCI0
Smart card interface mode select
0 ^{Smart card interface function}
is disabled
(Initial value)
1 ^{Smart card interface function}
is enabled
Smart card data invert
Unmodified TDR contents are transmitted
0
Receive data is stored unmodified in RDR
(Initial value)
Inverted TDR contents are transmitted
1
Received data are inverted before storage in RDR
Smart card data transfer direction
TDR contents are transmitted LSB-first
0
Receive data is stored LSB-first in RDR
(Initial value)
TDR contents are transmitted MSB-first
1
Receive data is stored MSB-first in RDR
Rev.5.00 Sep. 12, 2007 Page 710 of 764
REJ09B0396-0500