HwMuseum | Index

UNIDENTIFIED

VGA-COMPATIBLE VIDEO GRAPHICS

Category

Video

Video Types Supported

XVGA

Video Processor

TVGA8900C

Highest Resolution Supported

1024 x 768

Data Bus Type

16-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

1024KB

CONNECTIONS

Purpose

Location

Purpose

Location

15-pin analog video port

CN1

VESA Feature connector

CN2

VIDEO INTERRUPT SELECTION

IRQ9

J1

»

Disabled

Pins 2 & 3 closed

 

Enabled

Pins 1 & 2 closed

MONITOR DETECTION CONTROL

Settings

J6

»

Standard monitors

Pins 1 & 2 closed

 

Non-standard monitors

Pins 2 & 3 closed

SCAN RATE SELECT

Scan Rate

SW3

»

Default Rate

Closed

 

48.7 Khz

Open

Note: SW3 is functional for models containing 512KB or 1024KB of DRAM.

BUS WIDTH SELECTION

Autodetect

SW4

»

Enabled

Open

 

Disabled

Closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

256KB

(2) 44256

NONE

NONE

NONE

512KB

(2) 44256

(2) 44256

NONE

NONE

1024KB

(2) 44256

(2) 44256

(2) 44256

(2) 44256