AM79C961AKCW datasheet(11/206 Pages) AMD

No de pièce	AM79C961AKCW

Description	PCnet??ISA II Jumperless, Full Duplex Single-Chip Ethernet Controller for ISA

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Fabricant	AMD [Advanced Micro Devices]

Site Internet	http://www.amd.com

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11 / 206 page

Am79C961A

11

Layout Recommendations for Reducing Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . .185

DECOUPLING LOW-PASS R/C FILTER DESIGN

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Digital Decoupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .185

Analog Decoupling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .185

AVSS1 and AVDD3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .185

AVSS2 and AVDD2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .185

AVSS2 and AVDD2/AVDD4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .186

Sample Plug and Play Configuration Record . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .187

SAMPLE CONFIGURATION FILE

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Alternative Method for Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .189

Introduction of the Look-Ahead Packet Processing (LAPP) Concept . . . . . . . . . .191

Outline of the LAPP Flow: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .191

SETUP: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .192

FLOW: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .192

LAPP Enable Software Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .194

LAPP Enable Rules for Parsing of Descriptors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .194

Some Examples of LAPP Descriptor Interaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .195

Buffer Size Tuning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .196

Some Characteristics of the XXC56 Serial EEPROMs . . . . . . . . . . . . . . . . . . . . . . .201

SWITCHING CHARACTERISTICS OF A TYPICAL XXC56 SERIAL EEPROM INTERFACE . . . .201

INSTRUCTION SET FOR THE XXC56 SERIES OF EEPROMS

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Am79C961A PCnet-ISA II Silicon Errata Report . . . . . . . . . . . . . . . . . . . . . . . . . . . .203

AM79C961A REV FD SILICON STATUS

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