Motorola MPC8260 User Manual

Page 24

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xxiv

MPC8260 PowerQUICC II UserÕs Manual

MOTOROLA

CONTENTS

Paragraph
Number

Title

Page

Number

Chapter 27

Multi-Channel Controllers (MCCs)

27.1

Features...............................................................................................................27-1

27.2

MCC Data Structure Organization .....................................................................27-2

27.3

Global MCC Parameters.....................................................................................27-3

27.4

Channel Extra Parameters ..................................................................................27-5

27.5

Super-Channel Table ..........................................................................................27-5

27.6

Channel-Specific HDLC Parameters..................................................................27-8

27.6.1

Internal Transmitter State (TSTATE) ............................................................27-9

27.6.2

Interrupt Mask (INTMSK) .............................................................................27-9

27.6.3

Channel Mode Register (CHAMR)..............................................................27-10

27.6.4

Internal Receiver State (RSTATE)...............................................................27-11

27.7

Channel-Specific Transparent Parameters........................................................27-12

27.7.1

Channel Mode Register (CHAMR)ÑTransparent Mode ............................27-13

27.8

MCC Configuration Registers (MCCFx) .........................................................27-15

27.9

MCC Commands ..............................................................................................27-16

27.10

MCC Exceptions...............................................................................................27-17

27.10.1

MCC Event Register (MCCE)/Mask Register (MCCM) .............................27-18

27.10.1.1

Interrupt Table Entry ................................................................................27-19

27.11

MCC Buffer Descriptors ..................................................................................27-21

27.11.1

Receive Buffer Descriptor (RxBD) ..............................................................27-21

27.11.2

Transmit Buffer Descriptor (TxBD).............................................................27-23

27.12

MCC Initialization and Start/Stop Sequence....................................................27-24

27.12.1

Single-Channel Initialization........................................................................27-25

27.12.2

Super Channel Initialization .........................................................................27-26

27.13

MCC Latency and Performance .......................................................................27-26

Chapter 28

Fast Communications Controllers (FCCs)

28.1

Overview ............................................................................................................28-2

28.2

General FCC Mode Registers (GFMRx)............................................................28-3

28.3

FCC Protocol-Specific Mode Registers (FPSMRx)...........................................28-7

28.4

FCC Data Synchronization Registers (FDSRx) .................................................28-7

28.5

FCC Transmit-on-Demand Registers (FTODRx) ..............................................28-7

28.6

FCC Buffer Descriptors......................................................................................28-8

28.7

FCC Parameter RAM .......................................................................................28-10

28.7.1

FCC Function Code Registers (FCRx).........................................................28-13

28.8

Interrupts from the FCCs..................................................................................28-13

28.8.1

FCC Event Registers (FCCEx).....................................................................28-14

28.8.2

FCC Mask Registers (FCCMx) ....................................................................28-14

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