SPAKMC331CFV16 데이터 시트보기 (PDF) - Motorola => Freescale

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SPAKMC331CFV16

highly-integrated 32-bit microcontroller, 16MHz

Motorola => Freescale 

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TABLE OF CONTENTS

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Title

Page

5.2.1

Data Registers ........................................................................................ 5-4

5.2.2

Address Registers .................................................................................. 5-5

5.2.3

Program Counter .................................................................................... 5-6

5.2.4

Control Registers .................................................................................... 5-6

5.2.4.1

Status Register ............................................................................... 5-6

5.2.4.2

Alternate Function Code Registers ................................................ 5-6

5.2.5

Vector Base Register (VBR) ................................................................... 5-7

5.3 Memory Organization ..................................................................................... 5-7

5.4 Virtual Memory ............................................................................................... 5-9

5.5 Addressing Modes .......................................................................................... 5-9

5.6 Processing States .......................................................................................... 5-9

5.7 Privilege Levels ............................................................................................ 5-10

5.8 Instructions ................................................................................................... 5-10

5.8.1

M68000 Family Compatibility ............................................................... 5-14

5.8.2

Special Control Instructions .................................................................. 5-14

5.8.2.1

Low Power Stop (LPSTOP) ......................................................... 5-14

5.8.2.2

Table Lookup and Interpolate (TBL) ............................................ 5-14

5.9 Exception Processing ................................................................................... 5-14

5.9.1

Exception Vectors ................................................................................ 5-15

5.9.2

Types of Exceptions ............................................................................. 5-16

5.9.3

Exception Processing Sequence .......................................................... 5-17

5.10 Development Support ................................................................................... 5-17

5.10.1

M68000 Family Development Support ................................................. 5-17

5.10.2

Background Debugging Mode .............................................................. 5-18

5.10.2.1

Enabling BDM .............................................................................. 5-19

5.10.2.2

BDM Sources ............................................................................... 5-19

5.10.2.3

Entering BDM ............................................................................... 5-20

5.10.2.4

BDM Commands .......................................................................... 5-21

5.10.2.5

Background Mode Registers ........................................................ 5-21

5.10.2.6

Returning from BDM .................................................................... 5-22

5.10.2.7

Serial Interface ............................................................................. 5-22

5.10.2.8

Recommended BDM Connection ................................................. 5-24

5.10.3

Deterministic Opcode Tracking ............................................................ 5-24

5.10.4

On-Chip Breakpoint Hardware ............................................................. 5-25

5.11 Loop Mode Instruction Execution ................................................................. 5-25

SECTION 6QUEUED SERIAL MODULE

6.1 General ........................................................................................................... 6-1

6.2 QSM Registers and Address Map .................................................................. 6-2

6.2.1

QSM Global Registers ............................................................................ 6-2

6.2.1.1

Low-Power Stop Operation ............................................................ 6-2

MOTOROLA

vi

MC68331

USER’S MANUAL

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