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GP486

GENESYS ATE, INC.

GP486

Processor

80486DX

Speed

25/33MHz

Chip Set

UMC

Max. Onboard DRAM

64MB

Cache

32/64/128/256KB

BIOS

AMI/Quadtel

Dimensions

333mm x 222mm

I/O Options

None

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Turbo switch

W16

Power LED & keylock

J8

Reset switch

W17

Speaker

J9

Turbo LED

W18

Note:The location of connectors are unidentified.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Ľ

AT command recovery time select stretch

JP3

pins 2 & 3 closed

 

AT command recovery time select normal

JP3

pins 1 & 2 closed

Ľ

Monitor type select monochrome

JP9

pins 1 & 2 closed

 

Monitor type select color

JP9

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

5MB

(4) 256K x 9

(4) 1M x 9

NONE

NONE

6MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

9MB

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

NONE

10MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

(4) 1M 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

20MB

(4) 1M x 9

(4) 4M x 9

NONE

NONE

24MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

NONE

28MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

NONE

NONE

36MB

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

NONE

40MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

(4) 4M x 9

48MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

NONE

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

DRAM JUMPER CONFIGURATION

Size

TAG (U35)

JP4D

1MB

NONE

Closed

2MB

NONE

Closed

3MB

NONE

Closed

4MB

NONE

Closed

4MB

NONE

Closed

5MB

NONE

Closed

6MB

NONE

Closed

8MB

NONE

Closed

9MB

NONE

Closed

10MB

NONE

Closed

12MB

NONE

Closed

16MB

(1) 16KB x 4

Open

20MB

(1) 16KB x 4

Open

DRAM JUMPER CONFIGURATION (CONíT)

Size

TAG (U35)

JP4D

24MB

(1) 16KB x 4

Open

28MB

(1) 16KB x 4

Open

32MB

(1) 16KB x 4

Open

36MB

(1) 16KB x 4

Open

40MB

(1) 16KB x 4

Open

48MB

(1) 16KB x 4

Open

64MB

(1) 16KB x 4

Open

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG (U36)

TAG (U40)

32KB

(4) 8K x 8

NONE

(1) 8K x 8

(1) 16K x 1

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

(1) 16K x 1

128KB

(4) 32K x 8

NONE

(1) 8K x 8

(1) 16K x 1

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

(1) 16K x 1

Notes:U40 can be removed to disable cache write-back mode and enable cache write-through mode.

See DRAM jumper configuration table for configuration of TAG (U35).

CACHE JUMPER CONFIGURATION

Size

JP4A

JP4B

JP4C

JP4E

JP4F

JP4G

32KB

1 & 2

1 & 2

1 & 2

2 & 3

Open

2 & 3

64KB

2 & 3

1 & 2

1 & 2

1 & 2

Open

1 & 2

128KB

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1 & 2

256KB

2 & 3

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.