NATURAL MICROSYSTEMS CORPORATION

AG-8, AG-8/F

Card Type

Telephony

Chip Set

TI TMS320C51

I/O options

MVIP bus, serial port

Processor

80386SX

Processor Speed

16/25MHz

Maximum Onboard Memory

512KB DRAM/256KB SRAM

Data Bus

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

RS-232 port (see pinout below)

E43

Lines 3 & 4

CN2

MVIP bus

JP5

Lines 5 & 6

CN3

DSP daughterboard

JP7

Lines 7 & 8

CN4

Mini-ISA daughterboard

JP8

Power, ground, and signaling

CN5

Lines 1 & 2

CN1

   

E43 PINOUT

Pin

Function

1

Ground

2

Transmit

3

Receive

4

Ground

SRAM BANK 0

Size

Bank 0

32KB

(4) 16K x 4

128KB

(4) 64K x 4

SRAM BANK 0 CONFIGURATION

Size

R66

R67

R68

32KB

Installed

Installed

Not installed

128KB

Not installed

Not installed

Installed

SRAM BANK 1

Size

Bank 1

32KB

(4) 16K x 4

128KB

(4) 64K x 4

SRAM BANK 1 CONFIGURATION

Size

R63

R64

R65

32KB

Installed

Installed

Not installed

128KB

Not installed

Not installed

Installed

BASE I/O ADDRESS (FIRST DIGIT)

Setting

S1/1

S1/2

S1/3

0 xxx h

On

On

On

2 xxx h

Off

On

On

4 xxx h

On

Off

On

6 xxx h

Off

Off

On

8 xxx h

On

On

Off

A xxx h

Off

On

Off

C xxx h

On

Off

Off

E xxx h

Off

Off

Off

BASE I/O ADDRESS (LAST THREE DIGITS)

Setting

S1/4

S1/5

S1/6

x 100h

On

Off

Off

x 180h

Off

On

Off

x 1A0h

Off

Off

On

x 1C0h

Off

On

On

x 280h

On

On

Off

x 2A0h

On

Off

On

x 2C0h

On

On

On

x 340h

Off

Off

Off

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

D1

Red

On

Task processor 1 request in progress

D1

Red

Off

Task processor 1 request not in progress

D1

Green

On

Task processor 1 grant in progress

D1

Green

Off

Task processor 1 grant not in progress

DIAGNOSTIC LED(S) (CON’T)

LED

Color

Status

Condition

D2

Red

On

Task processor 2 request in progress

D2

Red

Off

Task processor 2 request not in progress

D2

Green

On

Task processor 2 grant in progress

D2

Green

Off

Task processor 2 grant not in progress

D3

Red

On

MVIP processor request in progress

D3

Red

Off

MVIP processor request not in progress

D3

Green

On

MVIP processor grant in progress

D3

Green

Off

MVIP processor grant not in progress

D4

Red

On

Processor is reset

D4

Red

Off

Processor is not reset

D4

Green

On

SRAM is "not busy"

D4

Green

Off

SRAM is "busy"

D5

Red

On

Processor is transmitting data

D5

Red

Off

Processor is receiving data

D5

Green

On

Host is reading/writing to SRAM

D5

Green

Off

Processor is reading/writing to SRAM

D6

Red

On

DSP chips are reset

D6

Red

Off

DSP chips are not reset

D8

Green

On

Diagnostics are being performed

D8

Green

Off

Diagnostics are not being performed

D9

Green

On

External power supply is on

D9

Green

Off

External power supply is off