Motorola 68HC12 Manuals

Table of Contents

• • 1

    Table of Contents

• 2

  1 Introduction

• 3

  2 Basic Programming Notes for the 68HC12

• 4

  3 D-Bug 12 Monitor Program

• 7

  4 68HC12 Hardware

  • 7

    A) Ports
  • 8

    B) A/D Converter
  • 12

    C) Timer Functions
    • 13

      I) Timer Output Compare
    • 15

      III) Timer Compare Force Register
    • 15

      IV) Input Capture

• 16

  5 Interrupt Service Routines

  • 16

    A) Overview
  • 17

    B) Interrupt Priority
  • 18

    C) Real Time Interrupt
  • 19

    D) Timer Overflow Interrupt
  • 20

    E) Pulse Accumulator Edge Triggered Interrupt
  • 22

    F) Pulse Accumulator Overflow Triggered Interrupt
  • 23

    G) Output Compare Interrupt
  • 24

    H) Input Capture Interrupt
  • 25

    I) A/D Converter Interrupt
  • 26

    J) IRQ Interrupt
  • 27

    K) Port H Key Wakeup Interrupt
  • 28

    L) Port J Key Wakeup Interrupt