68HC08KL8 Datasheet, PDF (233/256 Pages) Freescale Semiconductor, Inc – General Release Specification

Freescale Semiconductor, Inc.
General Release Specification — MC68HC08KL8
Section 16. Break Module (BREAK)
16.1 Contents
16.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .233
16.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .234
16.4 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .234
16.4.1 Flag Protection During Break Interrupts . . . . . . . . . . . . . .236
16.4.2 CPU During Break Interrupts. . . . . . . . . . . . . . . . . . . . . . .236
16.4.3 TIM During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . .236
16.4.4 COP During Break Interrupts . . . . . . . . . . . . . . . . . . . . . .236
16.5 Break Module Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . .237
16.5.1 Break Status and Control Register . . . . . . . . . . . . . . . . . .237
16.5.2 Break Address Registers. . . . . . . . . . . . . . . . . . . . . . . . . .238
16.6 Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .238
16.6.1 Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .238
16.6.2 Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .238
16.2 Introduction
This section describes the break module. To enter a background
program, the break module can generate a break interrupt that stops
normal program flow at a defined address.
MC68HC08KL8 — Rev. 2.0
General Release Specification
Break Module (BREAK)
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