h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 987

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

P1DDR—Port 1 Data Direction Register
P2DDR—Port 2 Data Direction Register
P1DR—Port 1 Data Register
P2DR—Port 2 Data Register
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
P27DDR
P17DDR
P17DR
P27DR
R/W
R/W
W
W
7
0
7
0
7
0
7
0
P26DDR
P16DDR
P16DR
P26DR
R/W
R/W
W
W
6
0
6
0
6
0
6
0
Specification of input or output for port 2 pins
Specification of input or output for port 1 pins
P25DDR
P15DDR
P15DR
P25DR
R/W
R/W
W
W
5
0
5
0
5
0
5
0
Output data for port 1 pins
Output data for port 2 pins
P24DDR
P14DDR
P14DR
P24DR
R/W
R/W
W
W
4
0
4
0
4
0
4
0
Rev. 4.00 Jun 06, 2006 page 933 of 1004
P23DDR
P13DDR
P13DR
P23DR
H'FFB0
H'FFB1
H'FFB2
H'FFB3
R/W
R/W
W
W
3
0
3
0
3
0
3
0
Appendix B Internal I/O Registers
P22DDR
P12DDR
P12DR
P22DR
R/W
R/W
W
W
2
0
2
0
2
0
2
0
P21DDR
P11DDR
P11DR
P21DR
R/W
R/W
W
REJ09B0301-0400
W
1
0
1
0
1
0
1
0
P20DDR
P10DDR
P10DR
P20DR
R/W
R/W
W
W
0
0
0
0
0
0
0
0
Port 1
Port 2
Port 1
Port 2