INTERLOGIC INDUSTRIES

ASC386SX/486SLC VER.C

Processor

80386SX/CX486SLC

Processor Speed

33/40MHz

Chip Set

ALI

Max. Onboard DRAM

16MB

Cache

None

BIOS

AM

Dimensions

156mm x 121mm

I/O Options

Floppy drive interface, IDE interface, parallel port, serial ports (2)

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

CN1

Video module (PC/104) interface

CN10

IDE interface

CN2

Reset switch

JP1

Parallel port

CN3

IDE interface LED

JP2

Keyboard connector

CN4

Power LED & keylock

JP3

Serial port 1

CN6

Speaker

JP4

Serial port 2

CN7

Turbo switch

JP5

Keyboard port

CN8

Turbo LED

JP6

Video module (PC/104) interface

CN9

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Parity enabled

JP9

Open

 

Parity disabled

JP9

Closed

»

Monitor type select monochrome

JP10

Open

 

Monitor type select color

JP10

Closed

»

Parallel port unidirectional (printer)

JP14

Closed

 

Parallel port bidirectional

JP14

Open

»

Watch-dog timer disabled

JP17

Open

 

Watch-dog timer is reset after time-out period ends

JP17

pins 1 & 2 closed

 

Activate NMI to CPU when watch-dog timer time-out period ends

JP17

pins 2 & 3 closed

»

IDE interface is not a Special Designed XT

JP20

pins 2 & 3 closed

 

IDE interface is a Special Designed XT

JP20

pins 1 & 2 closed

»

Floppy drive interface enabled

JP24

pins 1 & 2 closed

 

Floppy drive interface disabled

JP24

pins 2 & 3 closed

»

IDE interface enabled

JP25

pins 1 & 2 closed

 

IDE interface disabled

JP25

pins 2 & 3 closed

»

NPU synchronous with CPU

JP27

pins 1 & 2 closed

 

NPU asynchronous

JP27

pins 2 & 3 closed

SERIAL PORT CONFIGURATION

Port 1 (CN6)

Port 2 (CN7)

JP18

JP19

JP21

JP23

3F8h - 3FFh

2F8h - 2FFh

pins 1 & 2

pins 1 & 2

pins 1 & 2

pins 1 & 2

3F8h - 3FFh

Disabled

pins 1 & 2

pins 1 & 2

N/A

pins 2 & 3

Disabled

2F8h - 2FFh

pins 2 & 3

N/A

pins 1 & 2

pins 1 & 2

3E8h - 3EFh

2E8h - 2EFh

pins 1 & 2

pins 2 & 3

pins 2 & 3

pins 1 & 2

3E8h - 3EFh

Disabled

pins 1 & 2

pins 2 & 3

N/A

pins 2 & 3

Disabled

2E8h - 2EFh

pins 2 & 3

N/A

pins 2 & 3

pins 1 & 2

Disabled

Disabled

pins 2 & 3

N/A

N/A

pins 2 & 3

Note:pins designated should be in the closed position.

SERIAL PORT INTERRUPT SELECT

Port 1 (CN6)

Port 2 (CN7)

JP11

JP12

IRQ4

IRQ3

pins 2 & 3 closed

pins 1 & 2 closed

IRQ3

IRQ4

pins 1 & 2 closed

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(2) 256K x 9

NONE

1MB

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

WATCHDOG TIMER TIME-OUT CONFIGURATION

Time-out period

JP15

JP16

500ms

Closed

pins 1 & 2 closed

1 second

Open

pins 1 & 2 closed

2.5 seconds

Closed

pins 2 & 3 closed

5 seconds

Open

pins 2 & 3 closed

BUS CLOCK SETTING

33Mhz CPU

40Mhz CPU

JP7

JP8

6.6Mhz bus clock

8Mhz bus clock

pins 1 & 2 closed

pins 1 & 2 closed

8.25Mhz bus clock

10Mhz bus clock

pins 2 & 3 closed

pins 2 & 3 closed

11Mhz bus clock

13.33Mhz bus clock

pins 1 & 2 closed

pins 2 & 3 closed

13.2Mhz bus clock

16Mhz bus clock

pins 2 & 3 closed

pins 1 & 2 closed

PARALLEL PORT CONFIGURATION

Port

JP13

JP22

JP26

»

378h/IRQ7

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

 

378h/IRQ5

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

 

278h/IRQ5

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

278h/IRQ7

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

N/A

pins 2 & 3 closed

N/A