MC68HC08AZ60 Datasheet, PDF (39/452 Pages) Motorola, Inc – Advance Information

Freescale Semiconductor, Inc.
ROM-2 Memory
ROM-2 Memory
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Functional Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
WAIT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
STOP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Introduction
This section describes the operation of the embedded ROM-2 memory.
Functional Description
NOTE:
The ROM-2 memory is an array of up to 29,488 bytes. The address
ranges for the user memory and the control register are:
• $0450–$04FF
• $0580–$05FF
• $0E00–$7FFF
A security feature prevents viewing of the ROM contents.¹
1-rom-2
MOTOROLA
1. No security feature is absolutely secure. However, Motorola’s strategy is to make reading or
copying the ROM difficult for unauthorized users.
MC68HC08AZ60 — Rev 1.0
ROM-2 Memory
39
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