DIALOGIC CORPORATION

DTI/101

Card Type

Telephony/T1 interface

I/O Options

Daisy-chain connector, PCM bus

T1 Transfer Rate

1.544Mbps

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

CSU connection

CN1

Daisy-chain connector

CN3

PCM bus

CN2

Daughterboard connector

CN4

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Interrupt driver enabled

JP2

Closed

 

Interrupt driver disabled

JP2

Open

»

Internal clock source

SW1/4

Off

 

Clock source derived from T1 signal

SW1/4

On

»

Normal operation

SW2

Off

 

Loopback mode

SW2

On

Note: JP2 should only be closed on one DTI/101 board in the system.

All DTI-101 boards installed in the system should be set to the same interrupt.

BASE I/O ADDRESS

Setting

SW1/1

SW1/2

SW1/3

»

320h

Off

Off

Off

 

328h

On

Off

Off

 

330h

Off

On

Off

 

338h

On

On

Off

 

3E0h

Off

Off

On

 

3E8h

On

Off

On

INTERRUPT

Setting

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

 

IR/FONT>

Open

Open

Open

Open

Open

Closed

»

IRQ3

Closed

Open

Open

Open

Open

Open

 

IRQ4

Open

Closed

Open

Open

Open

Open

 

IRQ5

Open

Open

Closed

Open

Open

Open

 

IRQ6

Open

Open

Open

Closed

Open

Open

 

IRQ7

Open

Open

Open

Open

Closed

Open

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED1

Red

On

Red alert condition detected

LED1

Red

Off

Red alert condition not detected

LED2

Yellow

On

Yellow alert condition detected

LED2

Yellow

Off

Yellow alert condition not detected

LED3

Green

On

T1 signal is present

LED3

Green

Off

T1 signal not present

LED4

Red

On

Board is in loopback test mode

LED4

Red

Off

Board is not in loopback test mode