UNIDENTIFIED

DEGA (SURFACE MOUNT)

Category

Video card

Video Type

CGA/EGA/Monochrome

Video Processor

Unidentified

Highest Resolution Supported

800 x 600

Data Bus Type

8-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

256KB

CONNECTIONS

Purpose

Location

Purpose

Location

RCA jack 1

CN1

Light pen connector

CN4

RCA jack 2

CN2

Feature connector

CN5

9-pin analog video port

CN3

   

MONITOR TYPE SELECT

Type

SW1/5

SW1/6

P1

»

Hercules/Monochrome

Off

On

Pins 1 & 2 closed

 

EGA

On

On

Pins 2 & 3 closed

 

CGA

On

Off

Pins 1 & 2 closed

I/O PORT ADDRESS CONFIGURATION

Port

P3

»

3xxh

Pins 2 & 3 closed

 

2xxh

Pins 1 & 2 closed

AUTOMODE SELECT

Automode

P4

P6

»

Enabled

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

Pins 1 & 2 closed

EXPANSION SLOT CONFIGURATION

Slot 8

P5

»

Not used by DEGA

Pins 1 & 2 closed

 

Used by DEGA

Pins 2 & 3 closed

DISPLAY CONFIGURATION

Monitor Type

SW1/1

SW1/2

SW1/3

SW1/4

RGB 40 x 35

On

Off

Off

On

RGB 80 x 25

Off

Off

Off

On

Enhanced Color (Hi-resolution)

Off

On

On

Off

Enhanced Color (Low resolution)

On

On

On

Off

Monochrome

Off

Off

On

Off

Note: These settings apply in single monitor systems.

DISPLAY CONFIGURATION

Primary Monitor

Secondary Monitor

SW1/1

SW1/2

SW1/3

SW1/4

Enhanced Color (Hi-resolution)

Monochrome

Off

On

On

Off

Enhanced Color (Low-resolution)

Monochrome

On

On

On

Off

RGB 80 x 25

Monochrome

Off

Off

Off

On

RGB 40 x 25

Monochrome

On

Off

Off

On

Monochrome

RGB 80 x 25

Off

Off

On

Off

Monochrome

RGB 40 x 25

On

Off

On

Off

Note: These settings apply when the primary monitor is attached to the DEGA card.

DISPLAY CONFIGURATION

Primary Monitor

Secondary Monitor

SW1/1

SW1/2

SW1/3

SW1/4

RGB 80 x 25

Monochrome

Off

On

Off

On

RGB 40 x 25

Monochrome

On

On

Off

On

Monochrome

Enhanced Color (Hi-resolution)

Off

Off

On

On

Monochrome

Enhanced color (Low-resolution)

On

Off

On

On

Monochrome

RGB 80 x 25

Off

On

On

On

Monochrome

RGB 40 x 25

On

On

On

On

Note: These settings apply when the secondary monitor is attached to the DEGA card.

FACTORY CONFIGURED SETTINGS

Switch

Setting

SW1/7

Off

SW1/8

Off

Note: These switches are reserved for future use.