MC68HC08AZ60 Datasheet, PDF (135/452 Pages) Motorola, Inc – Advance Information

Freescale Semiconductor, Inc.
Break Module
Break Module
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Functional Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Flag Protection During Break Interrupts . . . . . . . . . . . . . . . . . . . . 137
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
TIM During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
COP During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Stop Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Break Module Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139
Break Status and Control Register . . . . . . . . . . . . . . . . . . . . . . . . 139
Break Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Introduction
The break module can generate a break interrupt that stops normal
program flow at a defined address to enter a background program.
Features
• Accessible I/O Registers during Break Interrupts
• CPU-Generated Break Interrupts
• Software-Generated Break Interrupts
• COP Disabling during Break Interrupts
1-brk
MOTOROLA
MC68HC08AZ60 — Rev 1.0
Break Module
135
For More Information On This Product,
Go to: www.freescale.com