SH7014 Datasheet, PDF (698/754 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Appendix A On-Chip Supporting Module Registers
Bit
Name
2
PA1 Mode (PA1MD)
0
PA0 Mode (PA0MD)
PFC
Value
0
1
0
1
Description
General input/output (PA1)
Transmit data output (TxD0)
General input/output (PA0)
Receive data input (RxD0)
(initial value)
(initial value)
Port B I/O Register (PBIOR)
H'FFFF8394
H'FFFF8395
8/16/32
Item
Bit name
Initial value
R/W
Item
Bit name
Initial value
R/W
Note: *
15
14
13
―
―
―
0
0
0
R
R
R
7
6
5
PB7IOR PB6IOR PB5IOR
0
0
0
R/W
R/W
R/W
Reserved bit on the SH7014.
Bit
12
11
―
―
0
0
R
R
4
3
PB4IOR PB3IOR
0
0
R/W
R/W
10
―
0
R
2
PB2IOR
0
R/W
9
PB9IOR
0
R/W
1
PB1IOR*
0
R/W
8
PB8IOR
0
R/W
0
PB0IOR*
0
R/W
Rev.5.00 Sep. 27, 2007 Page 664 of 716
REJ09B0398-0500