UNIDENTIFIED

BABY SPAT-386/NTR-386

Processor

80386DX

Processor Speed

16/20/25MHz

Chip Set

C & T

Max. Onboard DRAM

8MB

SRAM Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

Parallel port, serial ports (2), 32-bit external memory card

NPU Options

80287/80387

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

J1

Power LED & keylock

J37

Serial port (COM2)

J2

Speaker

J38

Serial port (COM1)

J3

Turbo switch

J39

External battery

J12

Turbo LED

J42

Reset switch

J34

32-bit external memory card

S1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

J36

closed

 

Monitor type select monochrome

J36

open

SERIAL PORT CONFIGURATION

Function

Jumper

Position

»

Serial port 2 (J2) IRQ 3 enabled

J14

closed

 

Serial port 2 (J2) IRQ 3 disabled

J14

open

»

Serial port 1 (J3) IRQ 4 enabled

J15

closed

 

Serial port 1 (J3) IRQ 4 disabled

J15

open

»

Serial port 1 (J3) enabled

J22

closed

 

Serial port 1 (J3) disabled

J22

open

»

Serial port 2 (J2) enabled

J23

closed

 

Serial port 2 (J2) disabled

J23

open

PARALLEL PORT 1 (J1) CONFIGURATION

Port

J13

J24

J25

J43

»

LPT 1

closed

closed

closed

open

 

LPT 2

open

closed

open

closed

 

Disabled

open

open

open

open

NPU TYPE CONFIGURATION

NPU type

J35

J40

J41

»

Disabled

open

open

open

 

80287

open

pins 1 & 2 closed

open

 

80387 sync-mode

closed

pins 2 & 3 closed

pins 1 & 2 closed

 

80387 async-mode

closed

pins 2 & 3 closed

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(4) 256K x 9

NONE

NONE

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

3MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

NONE

4MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

NONE

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

9MB

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

NONE

10MB

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

Note:Expansion board can be set to replace main board memory, or function as additional banks.

32-BIT EXTERNAL MEMORY CARD JUMPER SETTINGS

Function

Jumper

Position

»

Main board bank 0 enabled

JP1 & JP3

pins 2 & 3 closed

 

Main board bank 0 disabled

JP1 & JP3

pins 1 & 2 closed

»

Main board bank 1 enabled

JP2 & JP4

pins 2 & 3 closed

 

Main board bank 1 disabled

JP2 & JP4

pins 1 & 2 closed

 

Notes:Pins designated are in the closed postion.

Disabling bank 0 on the main board changes bank 2 on the memory card to bank 0.

Disabling bank 1 on the main board changes bank 3 on the memory card to bank 1.