MC68HC908KX2 MOTOROLA [Motorola, Inc], MC68HC908KX2 Datasheet - Page 269

• Manufacturer Part Number: MC68HC908KX2
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

Technical Data — MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8
19.1 Contents
19.2 Introduction
MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8 — Rev. 1.0
MOTOROLA
19.2
19.3
19.4
19.4.1
19.4.2
19.4.3
19.4.4
19.5
19.5.1
19.5.2
19.6
19.6.1
19.6.2
19.6.3
19.6.4
19.6.5
This section describes the break (BRK) module. The break module can
generate a break interrupt that stops normal program flow at a defined
address to enter a background program.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Break Module Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Flag Protection During Break Interrupts . . . . . . . . . . . . . . . 272
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . .272
TIM1 and TIM2 During Break Interrupts . . . . . . . . . . . . . . . 272
COP During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . .272
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .272
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .273
Break Status and Control Register . . . . . . . . . . . . . . . . . . .273
Break Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Break Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Break Flag Control Register . . . . . . . . . . . . . . . . . . . . . . . . 276
Break Auxiliary Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
Break (BRK) Module
Section 19. Break (BRK) Module
Technical Data
269