JUKO LABORATORIES, LTD.

ULTIMATE EGA

Category

Video

Video Types Supported

EGA/Monochrome

Video Processor

Juko

Highest Resolution Supported

640 x 480

Data Bus Type

8-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

256KB

CONNECTIONS

Purpose

Location

Purpose

Location

15-pin analog video port

CN1

VGA feature connector

CN6

25-pin parallel printer port

CN2

Mouse port

CN7

Video input/output connector

CN3

Light Pen connector

CN8

Video input/output connector

CN4

 

 

MOUSE PORT CONFIGURATION

Setting

J4

»

Disabled

Open

 

Enabled

Closed

MOUSE INTERRUPT CONFIGURATION

IRQ

J2

»

IRQ3

Pins 3 & 4 closed

 

IRQ2

Pins 1 & 2 closed

 

IRQ4

Pins 5 & 6 closed

 

IRQ5

Pins 7 & 8 closed

PRINTER CONFIGURATION

Setting

Port

J5

J6

»

Enabled

1

Closed

Closed

 

Disabled

2

Open

Open

MONITOR TYPE CONFIGURATION

Type

J1

SWA/1

SWA/2

SWA/3

SWA/4

Enhanced display

Pins 1 & 2 closed

On

On

On

Off

Enhanced display Hi-Res mode

Pins 1 & 2 closed

Off

On

On

Off

Color display 40 x 25

Pins 2 & 3 closed

On

Off

Off

On

Color display 80 x 25

Pins 2 & 3 closed

Off

Off

Off

On

Monochrome

N/A

On

Off

On

Off

Monochrome

N/A

Off

Off

On

Off

DUAL MONITOR CONFIGURATION

Primary

Secondary

SWA/1

SWA/2

SWA/3

SWA/4

Color display 40 x 25

Monochrome

On

Off

Off

On

Color display 80 x 25

Monochrome

Off

Off

Off

On

Enhanced display

Monochrome

On

On

On

Off

Enhanced display Hi-Res mode

Monochrome

Off

On

On

Off

Monochrome

Color display 40 x 25

On

Off

On

Off

Monochrome

Color display 80 x 25

Off

Off

On

Off

FACTORY CONFIGURED - DO NOT ALTER

Jumper

Position

J3

N/A