Datasheet

Rev.6.00 Oct.28.2004 page 317 of 1016
REJ09B0138-0600H
9.11 Port D
9.11.1 Overview
Port D is an 8-bit I/O port. Port D has a data bus I/O function, and the pin functions change according to the operating
mode. In the H8S/2352, port D pins are dedicated data bus pins.
Port D has a on-chip MOS input pull-up function that can be controlled by software (on-chip ROM version only).
Figure 9-19 shows the port D pin configuration.
PD
7
/D
15
PD
6
/D
14
PD
5
/D
13
PD
4
/D
12
PD
3
/D
11
PD
2
/D
10
PD
1
/D
9
PD
0
/D
8
Note: * Modes 6 and 7 are provided in the on-chip ROM version onl
y
.
Port D
D
15
D
14
D
13
D
12
D
11
D
10
D
9
D
8
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
Port D pins
Pin functions in modes 4 to 6*
PD
7
PD
6
PD
5
PD
4
PD
3
PD
2
PD
1
PD
0
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
(I/O)
Pin functions in mode 7*
Figure 9-19 Port D Pin Functions