...because we can't all be on the bleeding edge...





VBX 1200

NATURAL MICROSYSTEMS CORPORATION

VBX 1200

Card Type

Telephony

Chip Set

TI 320C10

I/O options

MVIP bus

Data Bus

16-bit ISA

Note: S1 is located on the back of the daughterboard.

CONNECTIONS

Function

Label

Function

Label

MVIP bus

JP1

Daughterboard headers

JP3, JP4

Note: Exact location of headers is unidentified.

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Interrupt resistor enabled

JP5/A

Closed

 

Interrupt resistor disabled

JP5/A

Open

Factory configured - do not alter

S1/5

Off

Factory configured - do not alter

S2/5

Off

Note: If multiple boards are installed in a system, only one board should have JP5/A closed.

BASE I/O ADDRESS (MAIN BOARD)

Setting

S2/1

S2/2

S2/3

S2/4

100h

On

On

On

On

 

140h

Off

On

On

On

 

180h

On

Off

On

On

 

280h

Off

Off

On

On

 

500h

On

On

Off

On

 

540h

Off

On

Off

On

 

580h

On

Off

Off

On

 

680h

Off

Off

Off

On

 

900h

On

On

On

Off

 

940h

Off

On

On

Off

 

980h

On

Off

On

Off

 

A80h

Off

Off

On

Off

 

D00h

On

On

Off

Off

 

D40h

Off

On

Off

Off

 

D80h

On

Off

Off

Off

 

E80h

Off

Off

Off

Off

BASE I/O ADDRESS (DAUGHTERBOARD)

Setting

S1/1

S1/2

S1/3

S1/4

 

100h

On

On

On

On

 

140h

Off

On

On

On

180h

On

Off

On

On

 

280h

Off

Off

On

On

 

500h

On

On

Off

On

 

540h

Off

On

Off

On

 

580h

On

Off

Off

On

 

680h

Off

Off

Off

On

 

900h

On

On

On

Off

 

940h

Off

On

On

Off

 

980h

On

Off

On

Off

 

A80h

Off

Off

On

Off

 

D00h

On

On

Off

Off

 

D40h

Off

On

Off

Off

 

D80h

On

Off

Off

Off

 

E80h

Off

Off

Off

Off

MVIP VOICE TRANSMISSION STREAM

Setting

JP6/A

JP6/B

JP6/C

JP6/D

 

Channel 0

Closed

Open

Open

Open

 

Channel 2

Open

Closed

Open

Open

 

Channel 4

Open

Open

Closed

Open

Channel 6

Open

Open

Open

Closed

MVIP DATA TRANSMISSION STREAM

Setting

JP6/E

JP6/F

JP6/G

JP6/H

 

Channel 1

Closed

Open

Open

Open

 

Channel 3

Open

Closed

Open

Open

 

Channel 5

Open

Open

Closed

Open

Channel 7

Open

Open

Open

Closed

MVIP VOICE RECEIVE STREAM

Setting

JP9/A

JP9/B

JP9/C

JP9/D

 

Channel 0

Closed

Open

Open

Open

 

Channel 2

Open

Closed

Open

Open

 

Channel 4

Open

Open

Closed

Open

Channel 6

Open

Open

Open

Closed

MVIP DATA RECEIVE STREAM

Setting

JP9/E

JP9/F

JP9/G

JP9/H

 

Channel 1

Closed

Open

Open

Open

 

Channel 3

Open

Closed

Open

Open

 

Channel 5

Open

Open

Closed

Open

Channel 7

Open

Open

Open

Closed

MVIP STREAMS (MAIN BOARD)

Setting

S2/6

S2/7

S2/8

0-5

Off

Off

Off

 

6-11

On

Off

Off

 

12-17

Off

On

Off

 

18-23

On

On

Off

 

24-29

Off

Off

On

 

Disabled

On

On

On

MVIP STREAMS (DAUGHTERBOARD)

Setting

S1/6

S1/7

S1/8

 

0-5

Off

Off

Off

 

6-11

On

Off

Off

 

12-17

Off

On

Off

 

18-23

On

On

Off

24-29

Off

Off

On

 

Disabled

On

On

On

INTERRUPT

Setting

JP5/B

JP5/C

JP5/D

JP5/E

JP5/F

JP5/G

JP5/H

JP5/I

IR/FONT>

0pen

0pen

0pen

0pen

Closed

0pen

0pen

0pen

IRQ3

Closed

0pen

0pen

0pen

0pen

0pen

0pen

0pen

IRQ4

0pen

Closed

0pen

0pen

0pen

0pen

0pen

0pen

IRQ5

0pen

0pen

Closed

0pen

0pen

0pen

0pen

0pen

IRQ7

0pen

0pen

0pen

Closed

0pen

0pen

0pen

0pen

IRQ11

0pen

0pen

0pen

0pen

0pen

Closed

0pen

0pen

IRQ12

0pen

0pen

0pen

0pen

0pen

0pen

Closed

0pen

IRQ15

0pen

0pen

0pen

0pen

0pen

0pen

0pen

Closed

Note: If multiple boards are installed in a system, assign them all the same IRQ.