NEC PD17062 User Manual
Page 193
193
µ
PD17062
Table 15-2 Relationship between Each Port (Pin) and Port Register
Note Nothing is mapped to b
0
of 72H. When b
0
is read, 0 is always read.
Port0A
(P0A)
Port0B
(P0B)
Port0C
(P0C)
Port0D
(P0D)
Port1A
(P1A)
Port1B
(P1B)
Port1C
(P1C)
P0A
3
P0A
2
P0A
1
P0A
0
P0B
3
P0B
2
P0B
1
P0B
0
P0C
3
P0C
2
P0C
1
P0C
0
P0D
3
P0D
2
P0D
1
P0D
0
P1A
3
P1A
2
P1A
1
P1A
0
P1B
3
P1B
2
P1B
1
P1B
0
P1C
3
P1C
2
P1C
1
b
3
b
2
b
1
b
0
b
3
b
2
b
1
b
0
b
3
b
2
b
1
b
0
b
3
b
2
b
1
b
0
b
3
b
2
b
1
b
0
b
3
b
2
b
1
b
0
b
3
b
2
b
1
b
0
P0A3
P0A2
P0A1
P0A0
P0B3
P0B2
P0B1
P0B0
P0C3
P0C2
P0C1
P0C0
P0D3
P0D2
P0D1
P0D0
P1A3
P1A2
P1A1
P1A0
P1B3
P1B2
P1B1
P1B0
P1C3
P1C2
P1C1
70H
71H
72H
73H
70H
71H
72H
P0A
P0B
P0C
P0D
P1A
P1B
P1C
BANK0
BANK2
BANK1
Port
Symbol
I/O
Pin
Data setting method
Port register (data memory)
Bank
Address
Symbol
Bit symbol
(reserved word)
I/O
(bit I/O)
I/O
(bit I/O)
Output
Input
Output
I/O
(bit I/O)
I/O
(group I/O)
No target pins
Note