LAN91C95 Ver la hoja de datos (PDF) - SMSC -> Microchip

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LAN91C95

ISA/PCMCIA Full Duplex Single-Chip Ethernet and Modem Controller with RAM

SMSC -> Microchip 

TABLE OF CONTENTS

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

PIN CONFIGURATION.......................................................................................................................3

GENERAL DESCRIPTION .................................................................................................................4

OVERVIEW ........................................................................................................................................4

PIN REQUIREMENTS ........................................................................................................................7

DESCRIPTION OF PIN FUNCTIONS .................................................................................................9

BUFFER TYPES ..............................................................................................................................16

FUNCTIONAL DESCRIPTION..........................................................................................................20

MODEM INTERFACE ......................................................................................................................23

BUFFER MEMORY ..........................................................................................................................24

INTERRUPT STRUCTURE...............................................................................................................32

RESET LOGIC .................................................................................................................................33

POWERDOWN LOGIC.....................................................................................................................34

INTERNAL VS EXTERNAL ATTRIBUTE MEMORY MAP ................................................................40

PCMCIA CONFIGURATION REGISTERS: ADDRESS 8000-803EH................................................41

PCMCIA CONFIGURATION REGISTERS DESCRIPTION ...............................................................42

INTERNAL I/O SPACE MAP ............................................................................................................52

I/O REGISTERS DESCRIPTION ......................................................................................................53

THEORY OF OPERATION ...............................................................................................................83

MAGIC PACKET SUPPORT ............................................................................................................84

INTERNAL VS. EXTERNAL ATTRIBUTE MEMORY MAP ...............................................................93

FUNCTIONAL DESCRIPTION OF THE BLOCKS.............................................................................97

BOARD SETUP INFORMATION ....................................................................................................106

OPERATIONAL DESCRIPTION .....................................................................................................111

TIMING DIAGRAMS ......................................................................................................................115

Related Documentation

1. PCMCIA 5.0 standard (for multi-function extensions)

2. AT&T HSM288xCF Modem Chip Set Data Sheet - July 5, 1994, V.35 bis extension 1996

3. Rockwell ACL & ACFL series L39 based modem designer’s guide, 1994/95/97

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