Port 1; Overview; Register Configuration And Description - Renesas H8 Series Hardware Manual

8.2

Port 1

8.2.1

Overview

Port 1 is a 4-bit I/O port. Figure 8.1 shows its pin configuration.
Note: * Pin 16 and the associated function are not implemented on the H8/38124 Group.
8.2.2

Register Configuration and Description

Table 8.2 shows the port 1 register configuration.
Table 8.2 Port 1 Registers
Name
Port data register 1
Port control register 1
Port pull-up control register 1
Port mode register 1
Port mode register 2
Port 1
Figure 8.1 Port 1 Pin Configuration
Abbr.
PDR1
PCR1
PUCR1
PMR1
PMR2
P1 /IRQ /TMIF
7 3
*
P1
6
P1 /IRQ /ADTRG
4 4
P1 /TMIG
3
R/W Initial Value
R/W —
W —
R/W —
R/W —
R/W H'D8
Rev. 7.00 Mar 10, 2005 page 195 of 652
Section 8 I/O Ports
Address
H'FFD4
H'FFE4
H'FFE0
H'FFC8
H'FFC9
REJ09B0042-0700