1 Introduction
The 82440 LX PCI mainboard is a high-performance AT architecture
system board that supports 686 (PII) family CPUs. This mainboard is
fully compatible with industry standards, and adds many technical
enhancements.
Key Features
¥ Processor supports:
Ñ
Pentium II
CPU up to 66 MHz host bus frequency (233 ~ 333
MHz)
Ñ auto detection of CPU voltage
Ñ Slot 1 support
¥ DRAM controller:
Ñ supports 3 strips of 168-pin EDO /SDRAM Unbuffered
DIMM
Ñ supports auto detection of memory type
Ñ supports ECC or Parity configuration
Ñ has onboard memory configurations from 8MB to 384MB
¥ BUS controller:
Ñ complies with the PCI specifications v2.1
Ñ four 32-bit PCI slots (Masters), two ISA slots, one 32-bit AGP
slot, and 4-layer PCB
Ñ supports Universal Serial BusÑUSB
(Optional cable)
¥ Peripheral controller:
Ñ System BIOS built-in NCR4.0 SCSI/SY-S8115 SCSI/SY-V325-
2M 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 FLASH Memory for easy upgrade BIOS
Ñ
onboard IR support (optional cable)
Ñ AT/ATX power supply connectors available