TITLE
    DECChip 21140 OPENSTEP Driver Overview
Article ID:
Created:
Modified: 		72247
12/16/98
12/16/98
TOPIC

    This article discusses a device driver for OPENSTEP versions 4.0 through 4.2.

DISCUSSION

    Driver: DECchip21140 Network
    Last Update: December 18, 1997

    Availability Information

    A version of this driver is on the OPENSTEP CD-ROM
    No updated versions of this driver are available

    Driver Name / Installer .pkg: DECchip21140NetworkDriver
    Driver Type: Networking
    Driver Scope: Generic-Chipset
    Supported Components: DEC DECchip21140
    PC Bus / Interface Supported by Driver*: PCI

    General Overview notes: This driver supports 10Mb/s and 100Mb/sec adapters based on DECchip21140.

    Supported Products / Add-on Adapters:
    Cogent EM100 Fast Ethernet Adapter
    Cogent EM110 Fast Ethernet 10/100 Adapter
    SMC 9332 Fast Ethernet 10/100 Adapter
    DEC DE500 Fast EtherWORKS PCI 10/100
    Cogent EM110-T4 Fast Ethernet 10/100/BNC Adapter


    Special Features of Driver / Driver Notes:
    This device driver provides information in the Configure application's help panel. Choose Info>Help from the Configure menu and scroll down to find this device driver's help topic.

    Networking Driver Details

    Network Type*: 100 Base T4, 100 Base TX, EtherNet
    Speed*: 10 Mb/s, 100 Mb/s
    Access Mode*: Bus Master DMA
    Buffer Size*: NA
    Supported Connectors*: BNC, UTP

    Known Problems

    Newer versions of the Cogent EM110 that use the DECchip21140A need to have the following line added to the Instance table in order for them to determine their ethernet address:

    "Address Offset" = "20";


    Driver Version Notes

    3.32 - Added support for Cogent EM110-T4 adapters.
    4.00 - Released on OPENSTEP 4.0 User CD-ROM

    * - Indicates information that is inclusive of the entire capability of this driver. Not all devices supported by this driver may include all features listed.

Document Information
Product Area: Apple Software
Category: OPENSTEP
Sub Category: Drivers

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