User`s manual

1-3 Features

386-33140 microprocessor with 80387-33140 or Weitek 3167

numeric coprocessor optional

Use of the DTK DA315 and DA342 chipset

Dual speed, 33/40MHz cache support in ultra-high speed.

Emulation without cache is enabled in low speed. Software

or hardware switches toggle between high and low speeds.

l/2/4/5/8 MB 32-bit DRAM onboard

Direct-mapped high-speed SRAM cache memory support:

64KB

Write-back cache update for O-wait state memory-write

operations

DTK, or AMI BIOS support

Shadow HAM function for BIOS and video

One 32-bit memory expansion slot for the PEI-307 32-bit

memory expansion card, expanding 32-bit memory up to

16MB

Six 16-bit AT compatible l/O slots

Two a-bit AT compatible l/O slots

AT bus speed —

KEEN-3336: 8MHz

KEEN-4030: 10MHz

DALLAS DS1287 chip to maintain system configuration and

real-time clock setting

Keyboard and speaker attachments

Seven DMA channels

16-level interrupt

Three programmable timers

Chapter 1: System Overview