Motorola MC68HC908AB32 User Manual

Input/Output (I/O) Ports
Introduction
MC68HC908AB32 — Rev. 1.0 Technical Data
MOTOROLA Input/Output (I/O) Ports 313
$0008
Port E Data Register
(PTE)
Read:
PTE7 PTE6 PTE5 PTE4 PTE3 PTE2 PTE1 PTE0
Write:
Reset: Unaffected by reset
$0009
Port F Data Register
(PTF)
Read:
PTF7 PTF6 PTF5 PTF4 PTF3 PTF2 PTF1 PTF0
Write:
Reset: Unaffected by reset
$000A
Port G Data Register
(PTG)
Read: 00000
PTG2 PTG1 PTG0
Write:
Reset: Unaffected by reset
$000B
Port H Data Register
(PTH)
Read: 000000
PTH1 PTH0
Write:
Reset: Unaffected by reset
$000C
Data Direction Register E
(DDRE)
Read:
DDRE7 DDRE6 DDRE5 DDRE4 DDRE3 DDRE2 DDRE1 DDRE0
Write:
Reset: 00000000
$000D
Data Direction Register F
(DDRF)
Read:
DDRF7 DDRF6 DDRF5 DDRF4 DDRF3 DDRF2 DDRF1 DDRF0
Write:
Reset: 00000000
$000E
Data Direction Register G
(DDRG)
Read: 00000
DDRG2 DDRG1 DDRG0
Write:
Reset: 00000000
$000F
Data Direction Register H
(DDRH)
Read: 000000
DDRH1 DDRH0
Write:
Reset: 00000000
$003D
Port D Input Pullup Enable
Register
(PTDPUE)
Read:
PTDPUE7 PTDPUE6 PTDPUE5 PTDPUE4 PTDPUE3 PTDPUE2 PTDPUE1 PTDPUE0
Write:
Reset: 00000000
$003E
Port F Input Pullup Enable
Register
(PTFPUE)
Read:
PTFPUE7 PTFPUE6 PTFPUE5 PTFPUE4 PTFPUE3 PTFPUE2 PTFPUE1 PTFPUE0
Write:
Reset: 00000000
Addr. Register Name Bit 7 654321Bit 0
Figure 17-1. I/O Port Register Summary

Motorola MC68HC908AB32 Specifications

General

Brand	Motorola
Model	MC68HC908AB32
Category	Controller
Language	English