INTERLOGIC INDUSTRIES

ESC486 SINGLE BOARD COMPUTER

Processor

80486SX/80486DX/80486DX2/Pentium Overdrive

Processor Speed

16/25/33/50(internal)/50/66(internal)MHz

Chip Set

IMS

Max. Onboard DRAM

128MB

Cache

32/64/128/256/512/1024KB

BIOS

AMI

Dimensions

312mm x 122mm

I/O Options

PS/2 mouse port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

CN1

Turbo LED

CN5

Speaker

CN2

PS/2 mouse port

CN6

Reset switch

CN3

Keyboard port

CN7

Turbo switch

CN4

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

PS/2 mouse interrupt enabled

JP15

Closed

 

PS/2 mouse interrupt disabled

JP15

Open

»

Monitor type select monochrome

JP16

Open

 

Monitor type select color

JP16

Closed

»

Factory configured - do not alter

JP17

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

64MB

(4) 16M x 9

NONE

128MB

(4) 16M x 9

(4) 16M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

32KB

(4) 8K x 8

NONE

(2) 16K x 4

64KB

(4) 8K x 8

(4) 8K x 8

(2) 16K x 4

128KB

(4) 32K x 8

NONE

(2) 16K x 4

256KB

(4) 32K x 8

(4) 32K x 8

(2) 16K x 4

512KB

(4) 128K x 8

NONE

(2) 32K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(2) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP1

JP2

JP3

JP4

JP5

JP6

32KB

2 & 3

2 & 3

N/A

N/A

1 & 2

1 & 2

64KB

1 & 2

1 & 2

N/A

N/A

1 & 2

1 & 2

128KB

2 & 3

1 & 2

2 & 3

N/A

2 & 3

2 & 3

256KB

1 & 2

1 & 2

1 & 2

N/A

2 & 3

2 & 3

512KB

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

1MB

1 & 2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CACHE JUMPER CONFIGURATION (CON’T)

Size

JP7

JP8

JP9

JP10

JP11

32KB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

64KB

2 & 3

2 & 3

2 & 3

2 & 3

1 & 2

128KB

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

256KB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

512KB

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

1MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP12

JP13

JP14

80486SX

N/A

pins 2 & 3 closed

Open

80486DX/DX2

pins 2 & 3 closed

pins 1, 2, 3 & 4 closed

Open

Pentium Overdrive

pins 1 & 2 closed

pins 1, 2, 3 & 4 closed

Closed

CPU SPEED CONFIGURATION

Speed

W1

W2

W3

W4

W5

16MHz

Closed

Open

Open

Closed

Open

25MHz

Open

Open

Closed

Closed

Open

33MHz

Open

Open

Closed

Open

Open

50iMHZ

Open

Open

Closed

Closed

Open

66iMHz

Open

Open

Closed

Open

Open

Overdrive

Closed

Open

Closed

Closed

Closed