DIALOGIC CORPORATION

D/21D, D/41D (REV. 2)

Card Type

Telephony

I/O Options

AEB bus

Data Bus

8-bit ISA

Line Type

Loop-start

CONNECTIONS

Function

Label

Function

Label

Microprocessor interface

P2

Analog expansion bus

P3

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

IRQ termination enabled

JP7

Open

 

IRQ termination disabled

JP7

Closed

»

Board will use internal loop-start interface for input

JP8

Installed

 

Board will use T1 interface via AEB bus for input

JP8

Not installed

»

Disabled board will not answer incoming calls

SW1/4

Off

 

Disabled board will send busy signal to incoming calls

SW1/4

On

Note:If multiple D/4x cards are installed in a system, JP7 should be closed for only one of them.

BASE I/O ADDRESS

Setting

JP5

JP6

SW1/1

SW1/2

SW1/3

A0000h

Closed

Open

Off

Off

Off

A2000h

Closed

Open

Off

Off

On

A4000h

Closed

Open

Off

On

Off

A6000h

Closed

Open

Off

On

On

A8000h

Closed

Open

On

Off

Off

AA000h

Closed

Open

On

Off

On

AC000h

Closed

Open

On

On

Off

AE000h

Closed

Open

On

On

On

B8000h

Closed

Closed

Off

Off

Off

BA000h

Closed

Closed

Off

Off

On

BC000h

Closed

Closed

Off

On

Off

BE000h

Closed

Closed

Off

On

On

BASE I/O ADDRESS (CON’T)

Setting

JP5

JP6

SW1/1

SW1/2

SW1/3

 

C0000h

Closed

Closed

On

Off

Off

 

C0000h

Open

Closed

Off

Off

Off

 

C2000h

Closed

Closed

On

Off

On

 

C2000h

Open

Closed

Off

Off

On

 

C4000h

Closed

Closed

On

On

Off

 

C4000h

Open

Closed

Off

On

Off

 

C6000h

Closed

Closed

On

On

On

 

C6000h

Open

Closed

Off

On

On

 

C8000h

Open

Closed

On

Off

Off

 

CA000h

Open

Closed

On

Off

On

 

CC000h

Open

Closed

On

On

Off

 

CE000h

Open

Closed

On

On

On

»

D0000h

Open

Open

Off

Off

Off

 

D2000h

Open

Open

Off

Off

On

 

D4000h

Open

Open

Off

On

Off

 

D6000h

Open

Open

Off

On

On

 

D8000h

Open

Open

On

Off

Off

 

DA000h

Open

Open

On

Off

On

 

DC000h

Open

Open

On

On

Off

 

DE000h

Open

Open

On

On

On

INTERRUPT

Setting

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

»

IRQ2

Closed

Open

Open

Open

Open

Open

 

IRQ3

Open

Closed

Open

Open

Open

Open

 

IRQ4

Open

Open

Closed

Open

Open

Open

 

IRQ5

Open

Open

Open

Closed

Open

Open

 

IRQ6

Open

Open

Open

Open

Closed

Open

 

IRQ7

Open

Open

Open

Open

Open

Closed

Note: All D/4xx boards in the system should be set to the same interrupt.