USB97C102 datasheet(3/80 Pages) SMSC

3 / 80 page

SMSC DS – USB97C102

Page 3

Rev. 03/23/2000

TABLE OF CONTENTS

FEATURES ....................................................................................................................................................................... 1

GENERAL DESCRIPTION ............................................................................................................................................... 1

PIN CONFIGURATION ..................................................................................................................................................... 4

DESCRIPTION OF PIN FUNCTIONS............................................................................................................................... 5

BUFFER TYPE DESCRIPTIONS...................................................................................................................................... 7

CODE DEBUGGER INTERFACE................................................................................................................................ 7

FUNCTIONAL DESCRIPTION.......................................................................................................................................... 9

Serial Interface Engine (SIE) ......................................................................................................................................... 9

Micro Controller Unit (MCU) .......................................................................................................................................... 9

SIEDMA 9

Memory Management Unit (MMU) Register Description ............................................................................................... 9

ISADMA 9

Applications ................................................................................................................................................................... 9

Code Space................................................................................................................................................................. 12

Data Space.................................................................................................................................................................. 13

ISADMA Memory Map................................................................................................................................................. 15

MCU Block Register Summary .................................................................................................................................... 15

SGDMA Block Register Summary ............................................................................................................................... 16

MMU Block Register Summary ................................................................................................................................... 17

SIE Block Register Summary ...................................................................................................................................... 17

MCU REGISTER DESCRIPTION ................................................................................................................................... 19

MCU Runtime Registers.............................................................................................................................................. 19

FIFO Status Registers ................................................................................................................................................. 22

MCU ISA Interface Registers ...................................................................................................................................... 29

8237 (ISADMA) REGISTER DESCRIPTION .................................................................................................................. 31

Memory Map ............................................................................................................................................................... 31

Runtime Registers ....................................................................................................................................................... 33

MEMORY MANAGEMENT UNIT (MMU) REGISTER DESCRIPTION ........................................................................... 44

MMU Interface Registers............................................................................................................................................. 44

MMU Free Pages Register.............................................................................................................................................. 47

32 BYTE DEEP TX COMPLETION FIFO REGISTER .................................................................................................... 47

Tx FIFO POP Register .................................................................................................................................................... 49

SERIAL INTERFACE ENGINE (SIE) REGISTER DESCRIPTION ................................................................................. 52

Packet Header Definition............................................................................................................................................. 52

SIE Interface Registers................................................................................................................................................ 53

ALTERNATE ADDRESS ENDPOINT MAPPING............................................................................................................ 56

Multiple Endpoint Mapping .......................................................................................................................................... 56

USB HUB BLOCK ........................................................................................................................................................... 64

SIU System Interface Unit ........................................................................................................................................... 64

HIU Hub Interface Unit ................................................................................................................................................ 64

HUB Block Register Summary..................................................................................................................................... 65

Disconnecting the USB Hub from the USB function .................................................................................................... 67

USB97C100 Compatibility Mode ................................................................................................................................. 67

DC PARAMETERS ......................................................................................................................................................... 68

MAXIMUM GUARANTEED RATINGS ........................................................................................................................ 68

USB PARAMETERS ....................................................................................................................................................... 70

USB DC PARAMETERS ............................................................................................................................................. 70

USB AC PARAMETERS ............................................................................................................................................. 71

MECHANICAL OUTLINE ................................................................................................................................................ 80

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