Chapter 1: Introduction; Key Features - SOYO SC-6TFx User Manual

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The 82440 FX PCI mainboard is a high-performance ATX architecture

system board that supports Pentium II family CPUs. This mainboard is

fully compatible with industry standards, and adds many technical

enhancements.

Processor supports:

Ñ Pentium II CPU up to 66 MHz host bus frequency (200 ~ 300

MHz)

Ñ auto detection of CPU voltage

Ñ Slot 1 and VRM support

DRAM controller:

Ñ supports 6 strips of Fast-Page Mode and EDO, Burst EDO

SIMM (both symmetrical and asymmetrical addressing)

Ñ supports auto detection of memory type

Ñ supports ECC or Parity configuration

Ñ has onboard memory configurations from 8MB to 768MB

Ñ supports ÒTable-FreeÓ DRAM configuration in any SIMM bank

BUS controller:

Ñ complies with the PCI specifications v2.1

Ñ four 32-bit PCI slots (Masters), three ISA slots, and 4-layer

PCB

Ñ supports Universal Serial BusÑUSB (Optional)

Peripheral controller:

Ñ System BIOS built-in NCR306 SCSI Card BIOS and ÒPlug and

PlayÓ function

Ñ onboard built-in PCI Master IDE controller and floppy

controller

Ñ onboard supports for two high speed UARTS (w/i 16550 FIFO)

and Multimode parallel port for Standard, Enhanced (EPP) and

high speed (ECP) modes, PS/2 mouse function

Ñ onboard supports FLASH Memory for easy upgrade BIOS

Ñ onboard supports IR function.

1 Introduction

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