Embedded
DNA
®
PC/104 CPU Module
CPU-1220; Ethernet Aapter
Rev. 1.0
Apr 2004
COPYRIGHT 1994-2005 Eurotech S.p.A. All Rights Reserved.
An0038
Page 1: ...EmbeddedDNA PC 104 CPU Module CPU 1220 Ethernet Aapter Rev 1 0 Apr 2004 COPYRIGHT 1994 2005 Eurotech S p A All Rights Reserved An0038...
Page 2: ...n contained herein has been carefully verified Eurotech S p A assumes no responsibility for errors that might appear in this document or for damage to property or persons resulting from an improper us...
Page 3: ...table lists conventions used throughout this guide Icon Notice Type Description Information note Important features or instructions Warning Information to alert you to potential damage to a program s...
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Page 5: ...5 Chapter 1 CPU 1220 Ethernet interface 7 Detecting the Realtek chipset version installed into your CPU 1220 7 Ethernet interface 8 J4 CPU 1220 Ethernet connector 8 J9 Status LEDs 9 Ethernet physical...
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Page 7: ...pset installable over the CPU 1220 board are RTL8139 B RTL8139 C Between the two devices there are only different electrical characteristics It is important to know which version of RTL8139 is install...
Page 8: ...LED IDE Ethernet Figure 2 J13 IDE Connector layout J4 CPU 1220 Ethernet connector The J4 Ethernet connector is a 5x2 pin with 2 54 mm step Refer to the following table for the Ethernet connector assi...
Page 9: ...LED cathode 6 LAN LED 1 LAN LED cathode The meaning of LAN LEDs is the following LAN LED 0 TX LAN LED 1 Link 10 100 LAN LED 1 signals that the correct connection is established LAN LED 2 RX Ethernet...
Page 10: ...CS 9071 03 RJ45 Ethernet adapter for CPU 1232 and CPU 1220 C Warning To prevent incorrect data transmissions select the proper physical adapter device depending on the Realtek RTL8139 chipset installe...
Page 11: ...r with the CPU 1220 for installing both the Realtek chips The following drawing describes the solution for a generic Ethernet adapter tolerant regarding the supply voltage present on pin 1 of J4 CPU 1...
Page 12: ...12 Application Note Chapter 2 Drivers Visit the Eurotech web site for the latest driver availability...
Page 13: ...ication Note 13 Related Documents For detailed information on the CPU 1220 board please refer to the User Manual For further information about the Realtek RTL8139X please refer to the technical Data S...
