HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 1202

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Appendix B Internal I/O Registers
RDR1—Receive Data Register 1
SCMR1—Smart Card Mode Register 1
Bit
Initial value
Read/Write
Rev.6.00 Sep. 27, 2007 Page 1172 of 1268
REJ09B0220-0600
Bit
Initial value
Read/Write
:
:
:
:
:
:
—
—
7
1
R
7
0
—
—
6
1
R
6
0
—
—
5
1
R
5
0
Smart Card Data Direction
0
1
—
—
Stores received serial data
4
1
TDR contents are transmitted LSB-first
Receive data is stored in RDR LSB-first
TDR contents are transmitted MSB-first
Receive data is stored in RDR MSB-first
SDIR
R
R/W
4
0
3
0
H'FF86 SCI1, Smart Card Interface 1
H'FF85 SCI1, Smart Card Interface 1
Smart Card Data Invert
0
1
SINV
R/W
R
3
0
2
0
TDR contents are transmitted as they are
Receive data is stored in RDR as it is
TDR contents are inverted before
being transmitted
Receive data is stored in RDR
in inverted form
Smart Card
Interface Mode Select
0
1
Smart card interface
function is disabled
Smart card interface
function is enabled
—
—
1
1
R
2
0
SMIF
R/W
0
0
R
1
0
R
0
0