M16C62_N Datasheet, PDF (607/621 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY

Appendix 3 Setting register for pin function selected
Mitsubishi microcomputers
M16C / 62 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Pin name P22/A2(/D2/D1)
Function selection
A2/D1
A2/D2
A2
P22
P22
P22
I/O Multiplexed bus
I/O Multiplexed bus
O Address output
I Port input (No pulled high)
I Port input (Pulled high)
O Port output
Pin No.
70 (FP)
68 (GP)
Setting register
2,3E6h
X
X
X
X
X
4,3FCh
X
X
X
X
X
5,004h
0
1
X
1
0
4,004h
1
0
1
X
0
1,004h
X
X
X
X
X
0,004h
1
1
1
1
1
BYTE
L
L
H
H
X
0
0
X
X
0
0
X
0
1
X
X
0
0
X
1
X
X
X
0
0
X
2,3E6h Port P22 direction register
4,3FCh P20 to P23 pull-up control register
5,004h Multiplexed bus space select bit of processor mode register 0
4,004h Multiplexed bus space select bit of processor mode register 0
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
BYTE BYTE pin
Remarks Page
34
34
34
167
167
167
172
174
29
29
29
29
32
Pin name P21/A1(/D1/D0)
Function selection
A1/D0
A1/D1
A1
P21
P21
P21
I/O Multiplexed bus
I/O Multiplexed bus
O Address output
I Port input (No pulled high)
I Port input (Pulled high)
O Port output
Pin No.
71 (FP)
69 (GP)
Setting register
1,3E6h
X
X
X
X
X
4,3FCh
X
X
X
X
X
5,004h
0
1
X
1
0
4,004h
1
0
1
X
0
1,004h
X
X
X
X
X
0,004h
1
1
1
1
1
BYTE
L
L
H
H
X
0
0
X
X
0
0
X
0
1
X
X
0
0
X
1
X
X
X
0
0
X
1,3E6h Port P21 direction register
4,3FCh P20 to P23 pull-up control register
5,004h Multiplexed bus space select bit of processor mode register 0
4,004h Multiplexed bus space select bit of processor mode register 0
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
BYTE BYTE pin
Pin name P20/A0(/D0/-)
Function selection
A0/-
A0/D0
A0
P20
P20
P20
I/O Multiplexed bus
I/O Multiplexed bus
O Address output
I Port input (No pulled high)
I Port input (Pulled high)
O Port output
Pin No.
72 (FP)
70 (GP)
Setting register
0,3E6h
X
X
X
X
X
4,3FCh
X
X
X
X
X
5,004h
0
1
X
1
0
4,004h
1
0
1
X
0
1,004h
X
X
X
X
X
0,004h
1
1
1
1
1
BYTE
L
L
H
H
X
0
0
X
X
0
0
X
0
1
X
X
0
0
X
1
X
X
X
0
0
X
0,3E6h Port P20 direction register
4,3FCh P20 to P23 pull-up control register
5,004h Multiplexed bus space select bit of processor mode register 0
4,004h Multiplexed bus space select bit of processor mode register 0
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
BYTE BYTE pin
Remarks Page
34
34
34
167
167
167
172
174
29
29
29
29
32
Remarks Page
34
34
34
167
167
167
172
174
29
29
29
29
32
592