SILICON VALLEY COMPUTER, INC.

MINI386SX

Processor

80386SX

Processor Speed

16/20/25/33MHz

Chip Set

ALI

Max. Onboard DRAM

16MB

Cache

None

BIOS

Unidentified

Dimensions

220mm X 240mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J4

Turbo switch & LED

J8

Reset switch

J6

Keylock and Power LED

J9

Speaker

J7

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J5

N/A

»

NPU synchronous with CPU

JP2

pins 1 & 2 closed

 

NPU asynchronous with CPU

JP2

pins 2 & 3 closed

 

Real time clock type select 1287

JP3

Closed

 

Real time clock type select 146818

JP3

Open

»

Monitor type select monochrome

JP4

pins 1 & 2 closed

 

Monitor type select color

JP4

pins 2 & 3 closed

»

Parity disabled

JP6

Closed

 

Parity enabled

JP6

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512K

(2) 256K x 9

NONE

1M

(2) 256K x 9

(2) 256K x 9

2M

(2) 1M x 9

NONE

4M

(2) 1M x 9

(2) 1M x 9

8M

(2) 4M x 9

NONE

16M

(2) 4M x 9

(2) 4M x 9

CPU SPEED CONFIGURATION

AT clock

JP1

16MHz

pins 1 & 2 closed

20MHz

pins 2 & 3 closed

25MHz

pins 1 & 2 closed

33MHz

pins 2 & 3 closed

ADS DELAY CONFIGURATION

Speed

JP5

16MHz

pins 1 & 2 closed

20MHz

pins 1& 2 closed

25MHz

pins 2 & 3 closed

33MHz

pins 2 & 3 closed