Datasheet

Appendix B Internal I/O Registers
Rev. 4.00 Jun 06, 2006 page 916 of 1004
REJ09B0301-0400
RDR1—Receive Data Register 1 H'FF8D SCI1
RDR2—Receive Data Register 2 H'FFA5 SCI2
RDR0—Receive Data Register 0 H'FFDD SCI0
7
0
R
6
0
R
5
0
R
4
0
R
3
0
R
0
0
R
2
0
R
1
0
R
Bit
Initial value
Read/Write
Stores serial receive data
TDR1—Transmit Data Register 1 H'FF8B SCI1
TDR2—Transmit Data Register 2 H'FFA3 SCI2
TDR0—Transmit Data Register 0
H'FFDB SCI0
7
1
R/W
6
1
R/W
5
1
R/W
4
1
R/W
3
1
R/W
0
1
R/W
2
1
R/W
1
1
R/W
Bit
Initial value
Read/Write
Stores serial transmit data