LAN83C175 Datasheet, PDF (2/92 Pages) SMSC Corporation – Ethernet CARDBUS Integrated Controller With Modem Support

TABLE OF CONTENTS
FEATURES ........................................................................................................................................1
GENERAL DESCRIPTION .................................................................................................................3
PIN CONFIGURATION.......................................................................................................................5
DESCRIPTION OF PIN FUNCTIONS .................................................................................................6
FUNCTIONAL DESCRIPTION............................................................................................................9
DMA OPERATION............................................................................................................................11
TRANSMIT DMA ..............................................................................................................................11
RECEIVE DMA.................................................................................................................................17
TRANSMIT/RECEIVE ARBITRATION FOR CARDBUS BUS...............................................................25
BIG/LITTLE ENDIAN SUPPORT.......................................................................................................25
MAC OPERATION................................................................................................................................28
MAC RECEIVER ..................................................................................................................................28
MAC TRANSMITTER........................................................................................................................30
MII MANAGEMENT INTERFACE......................................................................................................32
EEPROM INTERFACE .....................................................................................................................32
POWER DOWN MODE ....................................................................................................................34
JUMPER OPTIONS ..........................................................................................................................34
SOFT RESET...................................................................................................................................34
CONFIGURATION ...........................................................................................................................35
MAPPING OF ROM AND CONTROL FUNCTIONS .........................................................................................35
REGISTER MAP/CONTROL REGISTER DECODE..........................................................................................37
REGISTER DESCRIPTIONS/CONTROL REGISTERS .....................................................................38
MODEM AND EXTERNAL FLASH RAM INTERFACE AND CONTROL ...........................................64
MODEM REGISTERS MAP .............................................................................................................64
MODEM REGISTERS BITS DESCRIPTION ...................................................................................................65
PHYSICAL CONNECTION ........................................................................................................................68
MODEM AND RAM ACCESS TIMING.........................................................................................................68
OPERATIONAL DESCRIPTION .......................................................................................................69
MAXIMUM GUARANTEED RATINGS...........................................................................................................69
DC ELECTRICAL CHARACTERISTICS........................................................................................................69
TIMING DIAGRAMS ........................................................................................................................71
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