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V7 FASTWRITE VGA

VIDEO SEVEN

V7 FASTWRITE VGA

Category

Video

Video Types Supported

CGA, VGA, XVGA

Video Processor

Unidentified

Highest Resolution Supported

800 x 600

Data Bus Type

16-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

512KB

CONNECTIONS

Purpose

Location

Purpose

Location

15-pin analog video port

CN1

VESA Feature connector

CN2

Note: 44-pin connectors J1 and J2 are unidentified.

FACTORY CONFIGURED SETTINGS

Jumper

Setting

S1/4

Off

JMP2

Pins 1 & 2 closed

JMP3

Pins 1 & 2 closed

JMP4

Pins 1 & 2 closed

TST1

Open

VERTICAL DISPLAY END INTERRUPT

Setting

JMP1

Disabled

Pins 1 & 2 closed

 

Enabled

Pins 2 & 3 open

CGA CONFIGURATION

Function

Location

Setting

CGA enabled

S1/5

On

 

CGA disabled

S1/5

Off

XVGA CONFIGURATION

Function

Location

Setting

XVGA enabled

S1/8

Off

 

XVGA disabled

S1/8

On

ROM SELECTION

Setting

S1/6

16-bit ROM access

On

 

8-bit ROM access

Off

RAM SELECTION

Setting

S1/7

16-bit RAM access

On

 

8-bit RAM access

Off

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

256KB

(4) 64K x 8

NONE

 

512KB

(4) 64K x 8

(4) 64K x 8

MISCELLANEOUS TECHNICAL NOTES

S1/1, S1/2, and S1/3 are all set to Off and used to select the Acer 7004, 7013, and 7015 monitors.