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# 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
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|---------------------+-------+----------------------+-------|
| ISDN S/T line 1 out | CN1 | Line 1 B1 channel | CN9 |
| | | X.21 serial port | |
|---------------------+-------+----------------------+-------|
| ISDN S/T line 2 out | CN2 | V.24 serial | CN10 |
| | | diagnostic port | |
|---------------------+-------+----------------------+-------|
| ISDN S/T line 3 out | CN3 | V.24 serial control | CN11 |
| | | port | |
|---------------------+-------+----------------------+-------|
| Line 3 B2 channel | CN4 | AC power in | CN12 |
| X.21 serial port | | | |
|---------------------+-------+----------------------+-------|
| Line 3 B1 channel | CN5 | AC power in | CN13 |
| X.21 serial port | | | |
|---------------------+-------+----------------------+-------|
| Line 2 B2 channel | CN6 | AC power in | CN14 |
| X.21 serial port | | | |
|---------------------+-------+----------------------+-------|
| Line 2 B1 channel | CN7 | PCMCIA Type I slot | SL1 |
| X.21 serial port | | (for switch | |
| | | emulation firmware) | |
|---------------------+-------+----------------------+-------|
| Line 1 B2 channel | CN8 | | |
| X.21 serial port | | | |
|------------------------------------------------------------|
| 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 LED’s 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 | Indicate signal forced high. |
| | | |
| | 01 | Indicate signal forced low. |
| | | |
| | 10 | Indicate signal normal. |
|--------------+--------------+------------------------------|
| 3, 2 | 00 | Control signal ignored. |
| | | |
| | 01 | Adapter will disconnect on |
| | | low Control signal. |
| | 10 | |
| | | Adapter will attempt to |
| | | connect to the stored number |
| | | when the Control signal goes |
| | | high. |
|--------------+--------------+------------------------------|
| 6 - 4 | 000 | Originate and answer calls |
| | | at 64Kbps. |
| | 001 | |
| | | Originate calls at 64Kbps, |
| | 010 | answer calls at 56Kbps. |
| | | |
| | 011 | Originate calls at 64Kbps, |
| | | answer calls at 56Kbps or |
| | 100 | 64Kbps. |
| | | |
| | 101 | Originate calls at 64Kbps, |
| | | answer any incoming call. |
| | 110 | |
| | | Originate calls at 56Kbps, |
| | 111 | 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. |
+------------------------------------------------------------+