Digital Equipment 21140A User Manual Download Page 1

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Digital Semiconductor 21140A
10/100BASE–TX Evaluation Board

User’s Guide

Order Number: EC–QN7QC–TE

Revision/Update Information:

This preliminary document supersedes the

Digital Semiconductor 21140A
10/100BASE–TX Evaluation Board
User’s Guide (EC–QN7QB–TE).

Digital Equipment Corporation
Maynard, Massachusetts

Summary of Contents for 21140A

Page 1: ...n Board User s Guide Order Number EC QN7QC TE Revision Update Information This preliminary document supersedes the Digital Semiconductor 21140A 10 100BASE TX Evaluation Board User s Guide EC QN7QB TE...

Page 2: ...igital Digital Semiconductor and the DIGITAL logo are trademarks of Digital Equipment Corporation Digital Semiconductor is a Digital Equipment Corporation business Maxim is a registered trademark of M...

Page 3: ...of this equipment in a residential area may cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference Addition...

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Page 5: ...t Contents and Installation 2 1 System Requirements 2 1 2 2 Kit Contents 2 2 2 2 1 Using the Documentation 2 3 2 2 2 Unpacking the Hardware Design Package 2 3 2 3 Installation Procedure 2 4 A Technica...

Page 6: ...ram 1 4 1 3 EB140A TX LEDs and Connectors 1 5 1 4 General Purpose Port Bit Mapping 1 7 Tables 1 1 EB140A TX LED and Connector Descriptions 1 6 1 2 General Purpose Port Bit Descriptions 1 8 2 1 Guideli...

Page 7: ...cument is intended for developers who are evaluating the functionality of the 21140A and who use the EB140A TX to design systems based on the 21140A Content Overview This manual contains the following...

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Page 9: ...10BASE T and 100BASE TX PCI bus master adapter board that demonstrates the functionality of the 21140A With the EB140A TX installed in a personal computer PC you can evaluate the hardware PCI protocol...

Page 10: ...n Onboard unique Ethernet address MicroWire ROM Onboard boot ROM Full JTAG support Full autonegotiation support Jumperless board fully software controlled including network bit rate selection LEDs for...

Page 11: ...supply power for the 21140A This enables the EB140A TX to operate in systems that have only a 5 volt power supply The EB140A TX can operate in PCI systems with either a 5 volt or 3 3 volt signaling en...

Page 12: ...ROM interface supporting a ROM size of 64KB to 256KB ROM Direct MicroWire interface 4 pins to a serial ROM port for storing the Ethernet address and the card configuration and control data Figure 1 2...

Page 13: ...EDs and connectors for the EB140A TX and Table 1 1 describes the components Figure 1 3 EB140A TX LEDs and Connectors 4 RJ45 Network Connector 3 1 Link Status LED Receive LED 2 LJ 04836 AI5 Transmit LE...

Page 14: ...ossible and Transmit LED Indicates the transmit activity for the 10BASE T and 100BASE TX network connection Receive LED Indicates the receive activity for the 10BASE T and 100BASE TX network connectio...

Page 15: ...scribes the bit operations For detailed information about the general purpose port refer to the Digital Semiconductor 21140A PCI Fast Ethernet LAN Controller Hardware Reference Manual Figure 1 4 Gener...

Page 16: ...High 1 1 Reserved Output 2 Reserved Output 3 Reserved Output 4 Reserved Output 5 DP83840 indication to the 21140A that a packet is being transmitted Input Low 0 6 DP83840 indication to the 21140A that...

Page 17: ...1 6 EB140A TX Dimensions The physical dimensions of the EB140A TX are as follows Height 8 6 cm 3 4 in Width 13 9 cm 5 5 in Preliminary Subject to Change July 1996 1 9...

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Page 19: ...stem Requirements To use the EB140A TX you need the following A PCI based PC with master mode operation allowed that is compliant with PCI local bus specification revisions 2 0 and 2 1 A PCI master mo...

Page 20: ...les Board schematics including MD and UA Gerber files Vendor parts list Driver executables including Novell NetWare client server NDIS2 DOS OS 2 A twisted pair TP loopback connector The following docu...

Page 21: ...les that are on the hardware design package diskette The files with an EXE extension have been compressed using PKZIP Version 2 04g and converted to self extracting archives using ZIP2EXE Table 2 2 Ha...

Page 22: ...ure 1 3 The driver and PHY will automatically change speed to match the communications media speed 6 Replace the PC system box cover 7 Remove any diskettes from the PC disk drive 8 Turn on the power t...

Page 23: ...Web Internet site 1 800 332 2717 1 508 628 4760 http www digital com info semiconductor A 2 Ordering Digital Semiconductor Products To order the Digital Semiconductor 21140A PCI Fast Ethernet LAN Con...

Page 24: ...hird Party Literature You can order the following third party literature directly from the vendor Title Vendor PCI Local Bus Specification Revisions 2 0 and 2 1 PCI BIOS Specification Revision 2 1 PCI...

Page 25: ...rporation Attn Marketing Product Updates 77 Reed Road HLO2 2 M9 Hudson MA 01749 USA To order additional drivers or software updates contact your Digital sales representative or your local distributor...

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