Emory, Nterconnect, Figure 6-1 – Maxim Integrated High-Speed Microcontroller User Manual

Page 80: Shows the program, Access are shown in, Figure 6-2

High-Speed Microcontroller User’s Guide

Rev: 062210

80 of 176

Figure 6-1. Program Memory Interface

Figure 6-2. Program Memory Signals

DS80C320

PSEN

ALE

74F373

LATCH

LBS ADDRESS

DATA BUS

MSB ADDRESS

PORT 2

(8)

(7)

27C256

32kB X 8

EPROM

(8)

DATA

PORT 0

ALE

PSEN

PORT 2

XTAL1

LSB

ADDR

SINGLE CYCLE

MSB

ADDRESS