HwMuseum | Index

DIAMOND MULTIMEDIA SYSTEMS, INC.

VIDEOSTAR

Category

Video/Video Capture

Video Types Supported

XVGA

Video Processor

Unidentified

Highest Resolution Supported

800 x 600

Data Bus Type

16-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

1MB

CONNECTIONS

Purpose

Location

Purpose

Location

15-pin analog video connector

CN1

VGA feature connector

CN6

S-VHS video capture input 1

CN2

60-pin MJPEG connector 1

CN7/A

RCA connector video source 0

CN3

60-pin Daughter board connector

CN7/B

RCA connector video source 1

CN4

60-pin MJPEG connector 2

CN8/A

S-VHS video capture input 2

CN5

60-pin Daughter board connector

CN8/B

Note:CN7 & CN8 are connectors for a MJPEG daughter board. This board is needed for video capture of 30 frames per second 320 x 240 standard input from a VHS source.

INTERRUPT SELECT

IRQ

JP9

JP3

JP4

JP5

»

IRQ5

Pins 1 & 2 closed

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 open

 

IRQ12

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 closed

 

IRQ14

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 closed

Pins 1 & 2 open

 

IRQ15

Pins 1 & 2 open

Pins 1 & 2 closed

Pins 1 & 2 open

Pins 1 & 2 open

INTERRUPT SELECT (CONTINUED)

IRQ

JP6

JP7

JP8

JP10

IRQ3

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 closed

IRQ7

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 closed

Pins 1 & 2 open

IRQ10

Pins 1 & 2 open

Pins 1 & 2 closed

Pins 1 & 2 open

Pins 1 & 2 open

IRQ11

Pins 1 & 2 closed

Pins 1 & 2 open

Pins 1 & 2 open

Pins 1 & 2 open

ZERO WAIT STATE SELECT

Purpose

JP1

»

Enabled

Closed

 

Disabled

Open

FEATURE CLOCK CONFIGURATION

Purpose

JP2

»

Standard feature connector clock

Pins 1 & 2 closed

 

Feature connector clock delay of 5 nsec

Pins 2 & 3 closed

DAUGHTER BOARD INTERRUPT SELECT

IRQ

JP7

JP8

JP9

JP10

IRQ3

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 closed

IRQ5

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 closed

Pins 2 & 3 open

IRQ7

Pins 2 & 3 open

Pins 2 & 3 closed

Pins 2 & 3 open

Pins 2 & 3 open

IRQ10

Pins 2 & 3 closed

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 open

DAUGHTER BOARD INTERRUPT SELECT (CONTINUED)

IRQ

JP3

JP4

JP5

JP6

»

IRQ11

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 closed

 

IRQ12

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 closed

Pins 2 & 3 open

 

IRQ14

Pins 2 & 3 open

Pins 2 & 3 closed

Pins 2 & 3 open

Pins 2 & 3 open

 

IRQ15

Pins 2 & 3 closed

Pins 2 & 3 open

Pins 2 & 3 open

Pins 2 & 3 open

DAUGHTER BOARD ADDRESS SELECT

Address

SW2/1

SW2/2

SW2/3

SW2/4

200 - 20Fh

On

On

On

On

280 - 28Fh

On

Off

On

On

300 - 30Fh

Off

On

On

On

380 - 38Fh

Off

Off

On

On

Note: The switch is located on the chip side of the daughter board, along one edge.

ADDRESS SELECT

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

»

300 - 303h

Off

Off

On

On

On

On

On

On

 

200 - 203h

Off

On

On

On

On

On

On

On

 

214 - 217h

Off

On

On

On

On

Off

On

Off

 

240 - 243h

Off

On

On

Off

On

On

On

On

 

260 - 263h

Off

On

On

Off

Off

On

On

On

 

280 - 283h

Off

On

Off

On

On

On

On

On

 

320 - 323h

Off

Off

On

On

Off

On

On

On

 

350 - 353h

Off

Off

On

Off

On

Off

On

On

 

370 - 373h

Off

Off

On

Off

Off

Off

On

On

 

3FC - 3FFh

Off

Off

Off

Off

Off

Off

Off

Off