SH7014 Datasheet, PDF (699/754 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Appendix A On-Chip Supporting Module Registers
PFC
Port B Control Register 1 (PBCR1)
H'FFFF8398
H'FFFF8399
8/16/32
Bit
Item
15
14
13
12
11
10
9
8
Bit name
―
―
―
―
―
―
―
―
Initial value
0
0
0
0
0
0
0
0
R/W
R
R
R
R
R
R
R
R
Item
7
6
5
4
3
2
1
0
Bit name
―
―
―
―
PB9MD1 PB9MD0 PB8MD1 PB8MD0
Initial value
0
0
0
0
0
0
0
0
R/W
R
R
R
R
R/W
R/W
R/W
R/W
Bit
Name
3, 2 PB9 Mode 1, 0
(PB9MD1 and PB9MD0)
1, 0 PB8 Mode 1, 0
(PB8MD1 and PB8MD0)
Value
00
1
10
1
00
1
10
1
Description
General input/output (PB9)
(initial value)
Interrupt request input (IRQ7)
Address output (A21) (PB9 in single-chip mode)
Reserved
General input/output (PB8)
(initial value)
Interrupt request input (IRQ6)
Address output (A20) (PB8 in single-chip mode)
Wait state request input (WAIT)
(PB8 in single-chip mode)
Rev.5.00 Sep. 27, 2007 Page 665 of 716
REJ09B0398-0500