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





CIRRUS GD5428

UNIDENTIFIED

CIRRUS GD5428

Card Type

Video card

Video Chip Set

Cirrus Logic

Maximum Video Memory

2MB

Data Bus

32-bit VESA Local Bus

Video Types Supported

VGA

Highest Resolution Supported

1280 x 1024

CONNECTIONS

Function

Label

Function

Label

15-pin video analog video port

CN1

Feature connector

CN2

USER CONFIGURABLE SETTINGS

Function

Label

Position

IRQ2 disabled

JP1

Pins 2 & 3 closed

 

IRQ2 enabled

JP1

Pins 1 & 2 closed

Main memory map decoder size select 64MB

JP2

Pins 1 & 2 closed

 

Main memory map decoder size select 128B

JP2

Pins 2 & 3 closed

RAMDAC shadow disabled

JP3

Pins 2 & 3 closed

 

RAMDAC shadow enabled

JP3

Pins 1 & 2 closed

Factory configured do not alter

CN3

Unidentified

Factory configured do not alter

SO

Unidentified

Factory configured do not alter

S1

Unidentified

Note: CN3, S0 & S1 are optional and may not be present.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

1MB

1MB

1MB

Note: The size of the chips is unidentified.

BIOS ADDRESS SELECTION

Address

JP4/pins 1 & 2

JP4/pins 3 & 4

JP4/pins 5 & 6

C800

Closed

Closed

Closed

CC00

Open

Closed

Closed

D000

Closed

Open

Closed

D800

Open

Open

Closed

DC00

Closed

Closed

Open

E000

Open

Closed

Open

E800

Closed

Open

Open

Disabled

Open

Open

Open