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4 intel® ich7-m pci interface, 1 pci gbe controllers – IEI Integration PICOe-945GSE User Manual

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PICOe-945GSE Half-Size CPU Card

Page 38

2.5.4 Intel

®

ICH7-M PCI Interface

The PCI interface on the ICH7-M is compliant with the PCI Revision 2.3 implementation.

Some of the features of the PCI interface are listed below.

PCI Revision 2.3 compliant

33 MHz

5V tolerant PCI signals (except PME#)

Integrated PCI arbiter supports up to seven PCI bus masters

The PCI bus is connected to an interface gold finger on the bottom of the CPU cards and

supports four expansion PCI cards on the backplane.

Figure 2-9: PCI Golden Finger

2.5.4.1 PCI GbE Controllers

Two of the PCI lanes are implemented on the PICOe-945GSE through Realtek

RTL8110SC PCI GbE controllers and then connected to two RJ-45 Ethernet connectors

(

723H

Figure 2-10).