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286 MODEL-1007-200, VER 1.25

TOP MICROSYSTEMS, INC.

286 MODEL-1007-200, VER 1.25

Processor

80286

Processor Speed

12/16/20MHz

Chip Set

C & T

Max. Onboard DRAM

1MB

Cache

None

BIOS

Phoenix

Dimensions

330mm x 218mm

I/O Options

16-bit external memory card slot

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J1

Power LED & keylock

J4

Reset switch

J2

External battery

J6

Turbo LED

J3

16-bit external memory card

S1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select color

J5

pins 2 & 3 closed

 

Monitor type select monochrome

J5

pins 1 & 2 closed

NPU is synchronous with CPU

J19

pins 3 & 4 closed

 

NPU is synchronous with oscillator installed at U17

J19

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(18) 41256

NONE

640KB

(18) 41256

(18) 4164

1MB

(18) 41256

(18) 41256