Port 1; Overview; Register Configuration And Description - Hitachi H8/3664 Hardware Manual

9.2

Port 1

9.2.1

Overview

Port 1 is a 7-bit I/O port. Figure 9.1 shows its pin configuration.
9.2.2

Register Configuration and Description

Table 9.1 shows the port 1 register configuration.
Table 9.1 Port 1 Registers
Name
Port data register 1
Port control register 1
Port pull-up control register 1
Port mode register 1
140
Port 1
Figure 9.1 Port 1 Pin Configuration
Abbrev.
PDR1
PCR1
PUCR1
PMR1
P17/IRQ3/TRGV
P16/IRQ2
P15/IRQ1
P14/IRQ0
P12
P11
P10/TMOW
R/W Initial Value
R/W H'08
W H'00
R/W H'08
R/W H'0C
Address
H'FFD4
H'FFE4
H'FFD0
H'FFE0