ETHERNET CONTROLLER. 82595FX Datasheet

82595FX Datasheet PDF, Equivalent


Part Number

82595FX

Description

ISA BUS HIGH INTEGRATION ETHERNET CONTROLLER

Manufacture

Intel Corporation

Total Page 30 Pages
PDF Download
Download 82595FX Datasheet


82595FX Datasheet
82595FX
ISA BUS HIGH INTEGRATION
ETHERNET CONTROLLER
Y Optimal Integration for Lowest Cost
Solution
Glueless 8-Bit 16-Bit ISA Bus
Interface
Provides Fully 802 3 Compliant AUI
and TPE Serial Interface
Local SRAM Support up to 64 Kbytes
Integrated ISA Bus Data
Transceivers
FLASH EPROM Boot Support up to
1 Mbyte for Diskless Workstations
Hardware and Software Portable
between Motherboard and Adapter
Card Solutions
Y High Performance Networking
Functions
Advanced Concurrent Processing of
Receive and Transmit Functions
16-Bit 32-Bit IO Accesses to Local
SRAM with Zero Added Wait-States
Ring Buffer Structure for Continuous
Frame Reception and Transmit
Chaining
Automatic Retransmission on
Collision
Automatically Corrects TPE Polarity
Switching Problems
Auto Negotiation Manual Full Duplex
Support
Y Low Power CHMOS IV Technology
Y Ease of Use
Auto-Negotiation of Full Duplex
Functionality
Fully Compatible with ISA Plug and
Play Specification
EEPROM Interface to Support
Jumperless Designs
Software Structures Optimized to
Reduce Processing Steps
Automatically Maps into Unused PC
IO Locations to Help Eliminate LAN
Setup Problems
All Software Structures Contained in
One 16-Byte IO Space
JTAG Port for Reduced Board
Testing Times
Automatic or Manual Switching
between TPE and AUI Ports
Supports Eight IRQs
Y Power Management
Advanced Power Management
Support by Power Down and Sleep
Mode
Both SL Compatible SMOUT Input
and Non-SL Software Parameter for
Power Down Mode
Y 160-Lead QFP Package Provides
Smallest Available Form Factor
Y 100% Backwards Software Compatible
to 82595TX
Figure 1 82595FX Block Diagram
281732 – 1
Other brands and names are the property of their respective owners
Information in this document is provided in connection with Intel products Intel assumes no liability whatsoever including infringement of any patent or
copyright for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products Intel retains the right to make
changes to these specifications at any time without notice Microcomputer Products may have minor variations to this specification known as errata
COPYRIGHT INTEL CORPORATION 1996
November 1995
Order Number 281732-001

82595FX Datasheet
82595FX
ISA Bus High Integration ETHERNET Controller
CONTENTS
PAGE
1 0 INTRODUCTION
1 1 82595FX Overview
1 2 Power Management
1 3 Auto-Negotiation
1 4 Compliance to Industry
Standards
1 4 1 Bus Interface ISA IEEE
P996
1 4 2 ETHERNET Twisted Pair
Ethernet Interface IEEE 802 3
Specification
5
5
5
5
6
6
6
2 0 82595FX PIN DEFINITIONS
2 1 ISA Bus Interface
2 2 Local Memory Interface
2 3 Miscellaneous Control
2 4 JTAG Control
2 5 Serial Interface
2 6 Serial Interface LEDs
2 7 Power and Ground
2 8 Reserved Pins
2 9 82595FX Pin Summary
6
6
8
9
9
9
10
11
11
12
3 0 82595FX INTERNAL
ARCHITECTURE OVERVIEW
3 1 System Interface Overview
3 1 1 Concurrent Processing
Functionality
3 2 Local Memory Interface
3 3 CSMA CD Unit
3 4 Serial Interface
13
13
13
13
14
14
4 0 ACCESSING THE 82595FX
4 1 82595FX Register Map
4 1 1 IO Bank 0
4 1 2 IO Bank 1
4 1 3 IO Bank 2
4 2 Writing to the 82595FX
4 3 Reading from the 82595FX
14
14
15
16
17
17
18
CONTENTS
4 4 Local SRAM Accesses
4 4 1 Writing to Local Memory
4 4 2 Reading from Local
Memory
4 5 Serial EEPROM Interface
4 6 Boot EPROM FLASH Interface
PAGE
18
18
18
19
20
5 0 COMMAND AND STATUS
INTERFACE
5 1 Command OP Code Field
5 2 ABORT (Bit 5)
5 3 Pointer Field (Bits 6 and 7)
5 4 82595FX Status Interface
20
20
20
20
22
6 0 INITIALIZATION
22
7 0 FRAME TRANSMISSION
7 1 82595FX XMT Block Memory
Format
7 2 XMT Chaining
7 3 Automatic Retransmission on
Collision
23
23
25
28
8 0 FRAME RECEPTION
8 1 82595FX RCV Memory
Structure
8 2 RCV Ring Buffer Operation
28
28
31
9 0 SERIAL INTERFACE
32
10 0 APPLICATION NOTES
10 1 Bus Interface
10 2 Local Memory Interface
10 3 EEPROM Interface (ISA Only)
10 4 Serial Interface
10 4 1 AUI Circuit
10 4 2 TPE Circuit
10 4 3 LED Circuit
33
33
33
33
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34
2


Features Datasheet pdf 82595FX ISA BUS HIGH INTEGRATION ETHERNE T CONTROLLER Y Optimal Integration for Lowest Cost Solution Glueless 8-Bit 16 -Bit ISA Bus Interface Provides Fully 8 02 3 Compliant AUI and TPE Serial Inter face Local SRAM Support up to 64 Kbytes Integrated ISA Bus Data Transceivers F LASH EPROM Boot Support up to 1 Mbyte f or Diskless Workstations Hardware and S oftware Portable between Motherboard an d Adapter Card Solutions High Performan ce Networking Functions Advanced Concur rent Processing of Receive and Transmit Functions 16-Bit 32-Bit IO Accesses to Local SRAM with Zero Added Wait-States Ring Buffer Structure for Continuous F rame Reception and Transmit Chaining Au tomatic Retransmission on Collision Aut omatically Corrects TPE Polarity Switch ing Problems Auto Negotiation Manual Fu ll Duplex Support Low Power CHMOS IV Te chnology Y Y Ease of Use Auto-Negoti ation of Full Duplex Functionality Full y Compatible with ISA Plug and Play Spe cification EEPROM Interface to Support Jumperless Designs Softw.
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