Datasheet

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