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9 spi bus components, 1 spi bios, Ectors – IEI Integration PCISA-945GSE v1.01 User Manual

Page 41: Figure 1-2 is a, Labeled photo

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PCISA-945GSE CPU Card

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ƒ Integrated 10/100/1000 transceiver

ƒ Auto-Negotiation with Next Page capability

ƒ Supports PCI Express™ 1.1

ƒ Supports pair swap/polarity/skew correction

ƒ Crossover Detection & & Auto-Correction

ƒ Wake-on-LAN and remote wake-up support

ƒ Microsoft® NDIS5, NDIS6 Checksum Offload (IPv4, IPv6, TCP, UDP) and

Segmentation Task-offload (Large send and Giant send) support

ƒ Supports Full Duplex flow control (IEEE 802.3x)

ƒ Fully compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab

ƒ Supports IEEE 802.1P Layer 2 Priority Encoding

ƒ Supports IEEE 802.1Q VLAN tagging

ƒ Serial

EEPROM

ƒ Transmit/Receive on-chip buffer support

ƒ Supports power down/link down power saving

ƒ Supports PCI MSI (Message Signaled Interrupt) and MSI-X

ƒ Supports Receive-Side Scaling (RSS)

2.5.9 SPI Bus Components

The Intel® ICH7M SPI bus is connected to components listed below:

ƒ BIOS

chip

2.5.9.1 SPI BIOS

The 4-pin Serial Peripheral Interface (SPI) is connected to an SPI BIOS chip. A licensed

copy of AMI BIOS is preinstalled on the SPI BIOS chip. A master-slave protocol is used for

communication on the SPI bus. The slave is connected to the Intel® ICH7M and is

implemented as a tri-state bus. The SPI BIOS is located on the reverse side of the JSPI1

jumper.