h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 1114

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix B Internal I/O Register
PORT1—Port 1 Register
PORT2—Port 2 Register
PORT3—Port 3 Register
Rev. 5.00 Sep 22, 2005 page 1088 of 1136
REJ09B0257-0500
Bit
Initial value
Read/Write
Note: * Determined by state of pins P17 to P10.
Bit
Initial value
Read/Write
Note: * Determined by state of pins P27 to P20.
Bit
Initial value
Read/Write
Note: * Determined by state of pins P37 to P30.
P17
P27
P37
—*
—*
—*
R
R
R
7
7
7
P16
P26
P36
—*
—*
—*
R
R
R
6
6
6
P15
P25
P35
—*
—*
—*
R
R
R
5
5
5
State of the port 1 pins
State of the port 2 pins
State of the port 3 pins
P14
P24
P34
—*
—*
—*
R
R
R
4
4
4
H'FFB0
H'FFB1
H'FFB2
P13
P23
P33
—*
—*
—*
R
R
R
3
3
3
P12
P22
P32
—*
—*
—*
R
R
R
2
2
2
P11
P21
P31
—*
—*
—*
R
R
R
1
1
1
P10
P20
P30
—*
—*
—*
R
R
R
0
0
0
Port
Port
Port