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Motherboard Description SY-7ISA+
8
l Enhanced DMA Controller, Interrupt Controller &
Timer Functions
l Bus Master IDE controller – Supports Ultra ATA/100
l USB host interface with support for 4 USB ports
l AC’ 97 2.1 interface
l Low Pin Count (LPC) interface
l Firmware Hub(FWH)interface support
l Alert On LAN
l SIM Bus controller
l I/O APIC
l Upstream accelerated hub architecture interface for
access to the GMCH
1-6.2 Intel® 815E GMCH Overview
The Intel® 815E GMCH functions and capabilities include:
l Support Uni-processor system
l 64-bit AGTL+ based System Bus Interface at
66/100/133 MHz
l 32-bit Host Address Support
l 64-bit System Memory Interface with optimized support
for SDRAM at 100/133 MHz
l Integrated 2D & 3D Graphics Engines
l Integrated H/W Motion Compensation Engine
l Integrated 230 MHz DAC
l Integrated Digital Video Out Port
l 133MHz Display Cache
l AGP 1X/2X/4X Controller
1-6.3 Host Interface
The host interface of the Intel® 815E GMCH is optimized to
support the Intel® Pentium III processor and Intel® Celeron™
Processor in the FC-PGA package. The Intel® 815E GMCH
implements the host address, control, and data bus interfaces within
a single device. The Intel® 815E GMCH supports a 4-deep in-order
queue(i.e., supports pipelining of up to 4 outstanding transaction