...because we can't all be on the bleeding edge...





80386SX

SPRING CIRCLE COMPUTER, INC.

80386SX

   

Processor

80386SX

Processor Speed

25MHz

Chip Set

Intel

Max. Onboard DRAM

16MB

Cache

None

BIOS

AMI

Dimensions

220mm x 236mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J17

Turbo switch

J24

Speaker

J21

Turbo LED

J25

Power LED & keylock

J22

Reset switch

J26

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation

J16

Open

 

CMOS memory clear

J16

Closed

Battery select internal

J17

pins 2 & 3 closed

 

Battery select external

J17

Closed

Monitor type select color

J18

Closed

 

Monitor type select monochrome

J18

Open

Floppy drive current select low (12mA)

J19

Open

 

Floppy drive current select high (24mA)

J19

Closed

Pipeline mode disabled

J20

Open

 

Pipeline mode enabled

J20

Closed

NPU disabled

J23

pins 2 & 3 closed

 

NPU enabled

J23

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Parity (P-0)

Bank 1

Parity (P-1)

Bank 2

Bank 3

512KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

512KB

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1MB

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 256K x 9

2MB

(4) 441000

(2) 411000

NONE

NONE

NONE

NONE

2MB

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

4MB

(4) 441000

(2) 411000

(4) 441000

(2) 411000

NONE

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

8MB

NONE

NONE

NONE

NONE

(2) 4M x 9

NONE

16MB

NONE

NONE

NONE

NONE

(2) 4M x 9

(2) 4M x 9