MC68HC08AZ32 Datasheet, PDF (125/424 Pages) Motorola, Inc – Advance Information

Freescale Semiconductor, Inc.
Break Module
Break Module
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Flag protection during break interrupts . . . . . . . . . . . . . . . . . . . . . 125
CPU during break interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
TIM and PIT during break interrupts . . . . . . . . . . . . . . . . . . . . . . . 126
COP during break interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Break module registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Break status and control register (BRKSCR) . . . . . . . . . . . . . . . . 127
Break address registers (BRKH and BRKL) . . . . . . . . . . . . . . . . . 128
Low-power modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Stop Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Introduction
This section describes the break module. The break module can
generate a break interrupt which stops normal program flow at a defined
address in order to begin execution of a background program.
1-brk
MOTOROLA
Break Module
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MC68HC08AZ32
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