Motorola MCF5281 用户手册

Motorola

CONTENTS

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MOTOROLA

Contents

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MCF5282 Key Features...................................................................................... 1-1

Version 2 ColdFire Core................................................................................. 1-8

System Control Module................................................................................ 1-10

External Interface Module (EIM) ................................................................. 1-10

Chip Select.................................................................................................... 1-11

Power Management ...................................................................................... 1-11

General Input/Output Ports........................................................................... 1-11

Interrupt Controllers (INTC0/INTC1) .......................................................... 1-11

SDRAM Controller....................................................................................... 1-11

Test Access Port............................................................................................ 1-12

UART Modules............................................................................................. 1-12

DMA Timers (DTIM0-DTIM3) ................................................................... 1-13

General-Purpose Timers (GPTA/GPTB)...................................................... 1-13

Periodic Interrupt Timers (PIT0-PIT3)......................................................... 1-13

Software Watchdog Timer............................................................................ 1-14

Phase Locked Loop (PLL)............................................................................ 1-14

DMA Controller............................................................................................ 1-14

Reset.............................................................................................................. 1-14

MCF5282-Specific Features ............................................................................. 1-15

Fast Ethernet Controller (FEC)..................................................................... 1-15

FlexCAN....................................................................................................... 1-15

1.2.3

C Bus.......................................................................................................... 1-15

Queued Serial Peripheral Interface (QSPI)................................................... 1-15

Queued Analog-to-Digital Converter (QADC) ............................................ 1-15

ColdFire Core

Processor Pipelines ............................................................................................. 2-1

Processor Register Description........................................................................... 2-2

User Programming Model .............................................................................. 2-2

EMAC Programming Model ......................................................................... 2-5

2.2.3

Supervisor Programming Model..................................................................... 2-5