h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 201

• Manufacturer Part Number: h8s-2628
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

9.9.2
PDDR is an 8-bit readable/writable register that stores output data for the port D pins.
9.9.3
PORTD is an 8-bit read-only register that shows port D pin states.
Note:
Bit
7
6
5
4
3
2
1
0
Bit
7
6
5
4
3
2
1
0
Bit Name
PD7DR
PD6DR
PD5DR
PD4DR
PD3DR
PD2DR
PD1DR
PD0DR
Bit Name
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
*
Port D Data Register (PDDR)
Port D Register (PORTD)
Determined by the states of pins PD7 to PD0.
Initial Value
0
0
0
0
0
0
0
0
Initial Value
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
Description
Output data for a pin is stored when the pin is
specified as a general purpose I/O port.
Description
If a port D read is performed while PDDDR bits are
set to 1, the PDDR values are read. If a port D read
is performed while PDDDR bits are cleared to 0, the
pin states are read.
Rev. 3.00 Oct 04, 2005 page 161 of 598
Section 9 I/O Ports
REJ09B0155-0300