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ISDN EMULYZER (K384)

COMPUTER MODULES, INC.

ISDN EMULYZER (K384)

Card Type

ISDN TA

Chip Set

Unidentified

I/O Options

Diagnostic port, command port

Transfer Rate

64Kbps x 6

Data Bus

External, PCMCIA Type I

ISDN Protocol

Unidentified

Switch Type

CCITT, BTNR191, AT&T 5ESS, DMS100, NTT, 1TR6, VN2/3

CONNECTIONS

Function

Label

Function

Label

ISDN S/T line 1 out

CN1

Line 1 B1 channel X.21 serial port

CN9

ISDN S/T line 2 out

CN2

V.24 serial diagnostic port

CN10

ISDN S/T line 3 out

CN3

V.24 serial control port

CN11

Line 3 B2 channel X.21 serial port

CN4

AC power in

CN12

Line 3 B1 channel X.21 serial port

CN5

AC power in

CN13

Line 2 B2 channel X.21 serial port

CN6

AC power in

CN14

Line 2 B1 channel X.21 serial port

CN7

PCMCIA Type I slot (for switch emulation firmware)

SL1

Line 1 B2 channel X.21 serial port

CN8

   

Note:Different power connectors are provided for international power standards. Use only the connector that matches the line voltage.

DIAGNOSTIC LED(S) (POWER-UP)

LED

Color

Status

Condition

B21

Unidentified

On

Local clock source enabled

B21

Unidentified

Off

Remote clock source enabled

B11

Unidentified

On

ISDN lines terminated

B11

Unidentified

Off

ISDN lines not terminated

D1

Unidentified

On

40V DC power enabled on

D1

Unidentified

Off

40V DC power disabled on

P1

Unidentified

On

Adapter is in network simulation mode

P1

Unidentified

Off

Adapter is in terminal equipment mode

Note:When the adapter first powers on, all LEDs will turn on. This indicates the adapter is performing its self-test.

DIAGNOSTIC LED(S) (NORMAL OPERATION)

LED

Color

Status

Condition

B21

Unidentified

On

ISDN B2 channel on line 1 is connected

B21

Unidentified

Off

ISDN B2 channel on line 1 is not connected

B11

Unidentified

On

ISDN B1 channel on line 1 is connected

B11

Unidentified

Off

ISDN B1 channel on line 1 is not connected

D1

Unidentified

On

ISDN D channel on line 1 is connected

D1

Unidentified

Off

ISDN D channel on line 1 is not connected

P1

Unidentified

On

ISDN line 1 is active

P1

Unidentified

Off

ISDN line 1 is inactive

B22

Unidentified

On

ISDN B2 channel on line 2 is connected

B22

Unidentified

Off

ISDN B2 channel on line 2 is not connected

B12

Unidentified

On

ISDN B1 channel on line 2 is connected

B12

Unidentified

Off

ISDN B1 channel on line 2 is not connected

D2

Unidentified

On

ISDN D channel on line 2 is connected

D2

Unidentified

Off

ISDN D channel on line 2 is not connected

P2

Unidentified

On

ISDN line 2 is active

P2

Unidentified

Off

ISDN line 2 is inactive

B23

Unidentified

On

ISDN B2 channel on line 3 is connected

B23

Unidentified

Off

ISDN B2 channel on line 3 is not connected

B13

Unidentified

On

ISDN B1 channel on line 3 is connected

B13

Unidentified

Off

ISDN B1 channel on line 3 is not connected

D3

Unidentified

On

ISDN D channel on line 3 is connected

D3

Unidentified

Off

ISDN D channel on line 3 is not connected

P3

Unidentified

On

ISDN line 3 is active

P3

Unidentified

Off

ISDN line 3 is inactive

Note:The LEDs are not active in Transparent mode.

MISCELLANEOUS TECHNICAL NOTES

This TA can operate in three modes: NE (Network Equipment), TE (Terminal Equipment), and Transparent mode. Mode selection takes place with the firmware menu system.

SUPPORTED STANDARD COMMANDS

Basic AT Commands

+++, comma, A/

A, D, E, H, I, Q, V, Z

&F, &W, &Z

S-Registers

S0, S3, S4, S5, S7, S14

S28, S29, S30, S31, S32, S33, S36, S38, S39, S40, S41, S46, S48, S82, S86, S91, S92, S95, S201

Note:See MHI documentation for complete information.

The command set is active only in TE mode.

Proprietary AT Command Set

CONTROL SIGNAL

Type:

Configuration

Format:

AT [cmds] &D n [cmds]

Description:

Controls the response to the X.21 Control signal.

Command

Function

&D0

Control signal ignored.

&D1

Adapter will disconnect on low Control signal.

&D2

Adapter will attempt to connect to the stored number when the Control signal goes high.

COMMAND EXECUTION DISPLAY

Type:

Configuration

Format:

AT [cmds] &H [cmds]

Description:

Toggles whether the adapter displays its progress as it executes a command line.

DISPLAY REGISTERS

Type:

Immediate

Format:

AT [cmds] %R [cmds]

Description:

Displays the contents of all S-registers.

DISPLAY STORED NUMBER

Type:

Immediate

Format:

AT [cmds] &V [cmds]

Description:

Displays the number stored in NVRAM by the &Z command.

INDICATE SIGNAL

Type:

Configuration

Format:

AT [cmds] &C n [cmds]

Description:

Controls the behaviour of the X.21 Indicate signal.

Command

Function

&C0

Indicate signal forced high.

&C1

Indicate signal forced low.

&C2

Indicate signal normal.

ISDN CHANNEL

Type:

Configuration

Format:

AT [cmds] C n [cmds]

Description:

Selects the active channel to issue commands to.

Command

Function

C0

Line 1 channel B1 is active.

C1

Line 1 channel B2 is active.

C2

Line 2 channel B1 is active.

C3

Line 2 channel B2 is active.

C4

Line 3 channel B1 is active.

C5

Line 3 channel B2 is active.

LINE SPEED

Type:

Configuration

Format:

AT [cmds] F n [cmds]

Description:

Selects the speed the adapter will originate and answer calls at.

Command

Function

F0

Originate and answer calls at 64Kbps.

F1

Originate calls at 64Kbps, answer calls at 56Kbps.

F2

Originate calls at 64Kbps, answer calls at 56Kbps or 64Kbps.

F3

Originate calls at 64Kbps, answer any incoming call.

F4

Originate calls at 56Kbps, answer calls at 64Kbps.

F5

Originate and answer calls at 56Kbps.

F6

Originate calls at 56Kbps, answer calls at 56Kbps or 64Kbps.

F7

Originate calls at 56Kbps, answer any incoming call.

REGISTER FORMAT

Type:

Configuration

 

Format:

AT [cmds] &O n [cmds]

 

Description:

Selects how S-register values will be entered.

 

Command

Function

&O0

Register values entered in decimal.

 

&O1

Register values entered in hexadecimal.

REGISTER FORMAT

Type:

Configuration

 

Format:

AT [cmds] S27= n [cmds]

 

Description:

Selects how S-register values will be entered.

 

Command

Function

S27=0

Register values entered in decimal.

 

S27=8

Register values entered in hexadecimal.

BIT-MAPPED REGISTER S40

Format:

AT [cmds] S40= n [cmds]

Default:

Unidentified

Range:

0 - 127

Description:

Controls Indicate and Control signals, and line speed for ISDN line 1 channel B1.

Note:

Registers S41 through S45 are control the same functions for the other lines and channels. S41 controls line 1 channel B2, S42 controls line 2 channel B1, S43 controls line 2 channel B2, S44 controls line 3 channel B1, and S45 controls line 3 channel B2.

Bit

Value

Function

1, 0

00

01

10

Indicate signal forced high.

Indicate signal forced low.

Indicate signal normal.

3, 2

00

01

10

Control signal ignored.

Adapter will disconnect on low Control signal.

Adapter will attempt to connect to the stored number when the Control signal goes high.

6 - 4

000

001

010

011

100

101

110

111

Originate and answer calls at 64Kbps.

Originate calls at 64Kbps, answer calls at 56Kbps.

Originate calls at 64Kbps, answer calls at 56Kbps or 64Kbps.

Originate calls at 64Kbps, answer any incoming call.

Originate calls at 56Kbps, answer calls at 64Kbps.

Originate and answer calls at 56Kbps.

Originate calls at 56Kbps, answer calls at 56Kbps or 64Kbps.

Originate calls at 56Kbps, answer any incoming call.