HD6433045 HITACHI [Hitachi Semiconductor], HD6433045 Datasheet - Page 817

• Manufacturer Part Number: HD6433045
• Description: Hitachi Single-Chip Microcomputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

PADR—Port A Data Register
PBDDR—Port B Data Direction Register
PBDR—Port B Data Register
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
PB DDR
PA
R/W
PB
R/W
7
W
0
0
7
0
7
7
7
7
PB DDR
R/W
R/W
PA
PB
6
W
0
6
0
0
6
6
6
6
PB DDR
PA
R/W
PB
R/W
5
W
0
0
5
0
5
5
5
5
Port B input/output select
0 Generic input
1 Generic output
Data for port A pins
PB DDR
Data for port B pins
810
R/W
R/W
PA
PB
4
W
0
4
0
0
4
4
4
4
PB DDR
R/W
R/W
PA
PB
3
W
0
0
3
0
3
3
3
3
PB DDR
H'D3
H'D4
H'D6
R/W
R/W
PA
PB
2
W
0
0
2
0
2
2
2
2
PB DDR
R/W
R/W
PA
PB
1
W
0
0
1
0
1
1
1
1
PB DDR
PA
R/W
PB
R/W
0
W
Port A
Port B
Port B
0
0
0
0
0
0
0
0