HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 815

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

Bit
Initial value
Read/Write
Note:
P8DDR—Port 8 Data Direction Register
P7DR—Port 7 Data Register
P8DR—Port 8 Data Register
Bit
Initial value
Read/Write
Bit
Modes
1 to 4
Modes
5 to 7
*
Determined by pins P7 to P7 .
Initial value
Read/Write
Initial value
Read/Write
P7
—
R
7
—
—
*
7
7
1
—
—
—
7
1
1
P7
—
R
6
—
—
*
7
6
6
1
—
—
—
6
1
1
0
P7
—
R
5
Read the pin levels for port 7
—
—
*
5
5
1
Port 8 input/output select
0 Generic input
1
—
—
—
5
1
1
808
CS
P7
—
R
4
R/W
P8
*
4
4
0
output
4
P8 DDR
4
W
W
4
1
0
P7
—
R
3
R/W
P8
*
3
3
0
Data for port 8 pins
3
P8 DDR
3
W
W
3
0
0
H'CD
H'CE
H'CF
P7
—
R
2
R/W
P8
*
2
2
0
2
P8 DDR
Port 8 input/output se
2
W
W
0 Generic input
1 Generic output
2
0
0
P7
—
R
1
R/W
P8
*
1
1
0
1
P8 DDR
1
W
W
1
0
0
P7
—
R
0
R/W
P8
*
0
0
0
Port 8
Port 7
Port 8
0
P8 DD
0
W
W
0
0
0