HwMuseum | Index

DIALOGIC

D/81A, D/121A, D/121B

Category

Digital voice processor

Chipset Controller

Unidentified

I /O Options Supported

Proprietary connector

Maximum Onboard Memory

Unidentified

CONNECTIONS

Purpose

Location

Purpose

Location

PCM Expansion Bus connector

CN1

PCM Expansion Bus terminator socket

CN2

INTERRUPT SELECT - JP1

IRQ

A

B

C

D

E

F

G

H

I

J

K

»

IRQ3

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

 

IRQ2

Closed

Open

Open

Open

Open

Open

Open

Open

Open

Open

Open

 

IRQ4

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

IRQ5

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

IRQ6

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

IRQ7

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

IRQ10

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

IR11

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

IRQ12

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

IRQ14

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

IRQ15

Open

Open

Open

Open

Open

Open

Open

Open

Open

Open

Closed

INTERRUPT TERMINATOR

Setting

JP7

»

Enabled

Closed

 

Disabled

Open

8/16-BIT BUS

Setting

JP16

JP168

»

8-bit bus selected

Open

Closed

 

16-bit bus selected

Closed

Open

I/O ADDRESS

Address

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

»

340h

On

Off

Off

Off

Off

Off

Off

Off

 

344h

Off

On

Off

Off

Off

Off

Off

Off

 

348h

Off

Off

On

Off

Off

Off

Off

Off

 

34Ch

Off

Off

Off

On

Off

Off

Off

Off

 

350h

Off

Off

Off

Off

On

Off

Off

Off

 

354h

Off

Off

Off

Off

Off

On

Off

Off

 

358h

Off

Off

Off

Off

Off

Off

On

Off

 

35Ch

Off

Off

Off

Off

Off

Off

Off

On