Hitachi H8/3032 Series Hardware Manual page 536

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PADR—Port A Data Register
Bit 7
PA PA
7
Initial value 0
Read/Write R/W R/W
PBDDR—Port B Data Direction Register
Bit 7
PB DDR PB DDR
7 6
Initial value 0
Read/Write W W
PBDR—Port B Data Register
Bit 7
PB PB
7
Initial value 0
Read/Write R/W R/W
6 5 4 3
PA PA PA
6 5 4
0 0 0 0
R/W R/W R/W
Data for port A pins
6 5 4 3
PB DDR PB DDR PB DDR
5 4 3
0 0 0 0
W W W
Port B input/output select
0 Generic input
1 Generic output
6 5 4 3
PB PB PB
6 5 4
0 0 0 0
R/W R/W R/W
Data for port B pins
521
H'D3 Port A
2 1 0
PA PA PA
3 2 1 0
0 0 0
R/W R/W R/W
H'D4 Port B
2 1 0
PB DDR PB DDR PB DDR
2 1 0
0 0 0
W W W
H'D6 Port B
2 1 0
PB PB PB
3 2 1 0
0 0 0
R/W R/W R/W