PACKARD BELL
============

   PB1200 PLUS

   Modem Type               Data (asynchronous)                   
   Maximum Data Rate        1200bps                               
   Data Bus                 External                              
   Data Modulation Protocol Bell 103A/212A                        

<gopher://bitreich.org/I/th99/t/P-R/51615-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |     Purpose      | Location |      Purpose      | Location |
   |------------------+----------+-------------------+----------|
   | Line out         |   CN1    | Volume            |    R1    |
   |------------------+----------+-------------------+----------|
   | RS-232/422       |   CN2    | Power switch      |   SW1    |
   |------------------+----------+-------------------+----------|
   | DC power         |   CN3    |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |           Settings            |    Label    |   Position   |
   |-------------------------------+-------------+--------------|
   | i DTR forced high             |    SW2/1    |      On      |
   |-------------------------------+-------------+--------------|
   | DTR normal                    |    SW2/1    |     Off      |
   |-------------------------------+-------------+--------------|
   | i Verbose result code enabled |    SW2/2    |     Off      |
   |-------------------------------+-------------+--------------|
   | Verbose result code disabled  |    SW2/2    |      On      |
   |-------------------------------+-------------+--------------|
   | i Result codes enabled        |    SW2/3    |      On      |
   |-------------------------------+-------------+--------------|
   | Result codes disabled         |    SW2/3    |     Off      |
   |-------------------------------+-------------+--------------|
   | i Echo enabled                |    SW2/4    |     Off      |
   |-------------------------------+-------------+--------------|
   | Echo disabled                 |    SW2/4    |      On      |
   |-------------------------------+-------------+--------------|
   | i Auto answer enabled         |    SW2/5    |     Off      |
   |-------------------------------+-------------+--------------|
   | Auto answer disabled          |    SW2/5    |      On      |
   |-------------------------------+-------------+--------------|
   | i CD forced high              |    SW2/6    |      On      |
   |-------------------------------+-------------+--------------|
   | CD normal                     |    SW2/6    |     Off      |
   |-------------------------------+-------------+--------------|
   | i RJ11 jack selected          |    SW2/7    |     Off      |
   |-------------------------------+-------------+--------------|
   | RJ12/13 jack selected         |    SW2/7    |      On      |
   |-------------------------------+-------------+--------------|
   | i AT command set enabled      |    SW2/8    |      On      |
   |-------------------------------+-------------+--------------|
   | AT command set disabled       |    SW2/8    |     Off      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED | Color |  Status  |             Condition             |
   |-----+-------+----------+-----------------------------------|
   | HS  |  Red  |    On    |   Modem is operating at 1200bps   |
   |-----+-------+----------+-----------------------------------|
   | HS  |  Red  |   Off    | Modem is operating at slower than |
   |     |       |          |              1200bps              |
   |-----+-------+----------+-----------------------------------|
   | AA  |  Red  |    On    |        Auto-answer enabled        |
   |-----+-------+----------+-----------------------------------|
   | AA  |  Red  |   Off    |       Auto-answer disabled        |
   |-----+-------+----------+-----------------------------------|
   | AA  |  Red  | Blinking |         Phone is ringing          |
   |-----+-------+----------+-----------------------------------|
   | CD  |  Red  |    On    |      Carrier signal detected      |
   |-----+-------+----------+-----------------------------------|
   | CD  |  Red  |   Off    |    Carrier signal not detected    |
   |-----+-------+----------+-----------------------------------|
   | OH  |  Red  |    On    |         Modem is off-hook         |
   |-----+-------+----------+-----------------------------------|
   | OH  |  Red  |   Off    |         Modem is on-hook          |
   |-----+-------+----------+-----------------------------------|
   | RD  |  Red  |    On    |      Modem is receiving data      |
   |-----+-------+----------+-----------------------------------|
   | RD  |  Red  |   Off    |    Modem is not receiving data    |
   |-----+-------+----------+-----------------------------------|
   | SD  |  Red  |    On    |    Modem is transmitting data     |
   |-----+-------+----------+-----------------------------------|
   | SD  |  Red  |   Off    |  Modem is not transmitting data   |
   |-----+-------+----------+-----------------------------------|
   | TR  |  Red  |    On    |        DTR signal is high         |
   |-----+-------+----------+-----------------------------------|
   | TR  |  Red  |   Off    |         DTR signal is low         |
   |-----+-------+----------+-----------------------------------|
   | MR  |  Red  |    On    |            Power is on            |
   |-----+-------+----------+-----------------------------------|
   | MR  |  Red  |   Off    |           Power is off            |
   +------------------------------------------------------------+

                     Proprietary AT Command Set

   +------------------------------------------------------------+
   |                  BIT-MAPPED REGISTER S13                   |
   |------------------------------------------------------------|
   | Format          | AT [cmds] S13? [cmds]                    |
   |-----------------+------------------------------------------|
   | Default:        | Read-only                                |
   |-----------------+------------------------------------------|
   | Range:          | 0-255                                    |
   |-----------------+------------------------------------------|
   | Unit:           | Bit-mapped                               |
   |-----------------+------------------------------------------|
   | Description:    | Displays basic/extended result codes ,   |
   |                 | parity, and buffer overflow.             |
   |------------------------------------------------------------|
   |   Bit    | Value  |                Function                |
   |----------+--------+----------------------------------------|
   |    0     |   0    | Not used.                              |
   |----------+--------+----------------------------------------|
   |    1     |   0    | Basic result code enabled.             |
   |          |        |                                        |
   |          |   1    | Extended result code enabled.          |
   |----------+--------+----------------------------------------|
   |    2     |   0    | Disable Parity.                        |
   |          |        |                                        |
   |          |   1    | Enable Parity.                         |
   |----------+--------+----------------------------------------|
   |    3     |   0    | Odd Parity.                            |
   |          |        |                                        |
   |          |   1    | Even Parity.                           |
   |----------+--------+----------------------------------------|
   |    4     |   0    | 7 data bits.                           |
   |          |        |                                        |
   |          |   1    | 8 data bits.                           |
   |----------+--------+----------------------------------------|
   |    5     |   0    | Not used.                              |
   |----------+--------+----------------------------------------|
   |    6     |   0    | Buffer overflow flag disabled.         |
   |          |        |                                        |
   |          |   1    | Buffer overflow flag enabled; ERROR is |
   |          |        | displayed.                             |
   |----------+--------+----------------------------------------|
   |    7     |   0    | Space Parity.                          |
   |          |        |                                        |
   |          |   1    | Mark Parity.                           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  BIT-MAPPED REGISTER S14                   |
   |------------------------------------------------------------|
   | Format         | AT [cmds] S14? [cmds]                     |
   |----------------+-------------------------------------------|
   | Default:       | Read-only                                 |
   |----------------+-------------------------------------------|
   | Range:         | 0-255                                     |
   |----------------+-------------------------------------------|
   | Unit:          | Bit-mapped                                |
   |----------------+-------------------------------------------|
   | Description:   | Displays status of switch 5, echo, result |
   |                | codes and format, command recognition,    |
   |                | dial option, and speaker options.         |
   |------------------------------------------------------------|
   |   Bit    | Value |                Function                 |
   |----------+-------+-----------------------------------------|
   |    0     |   0   | Auto-answer disabled.                   |
   |          |       |                                         |
   |          |   1   | Auto-answer enabled.                    |
   |----------+-------+-----------------------------------------|
   |    1     |   0   | Disable local echo.                     |
   |          |       |                                         |
   |          |   1   | Enable local echo.                      |
   |----------+-------+-----------------------------------------|
   |    2     |   0   | Enable result codes.                    |
   |          |       |                                         |
   |          |   1   | Disable result codes.                   |
   |----------+-------+-----------------------------------------|
   |    3     |   0   | Numeric result code.                    |
   |          |       |                                         |
   |          |   1   | Verbose result code.                    |
   |----------+-------+-----------------------------------------|
   |    4     |   0   | Enable command recognition; switch 8 -  |
   |          |       | On.                                     |
   |          |   1   |                                         |
   |          |       | Disable command recognition; switch 8 - |
   |          |       | Off.                                    |
   |----------+-------+-----------------------------------------|
   |    5     |   0   | Tone dial.                              |
   |          |       |                                         |
   |          |   1   | Pulse dial.                             |
   |----------+-------+-----------------------------------------|
   |    6     |   0   | Speaker off.                            |
   |          |       |                                         |
   |          |   1   | Speaker off on carrier.                 |
   |----------+-------+-----------------------------------------|
   |    7     |   0   | Speaker off.                            |
   |          |       |                                         |
   |          |   1   | Speaker always on.                      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  BIT-MAPPED REGISTER S15                   |
   |------------------------------------------------------------|
   | Format          | AT [cmds] S15? [cmds]                    |
   |-----------------+------------------------------------------|
   | Default:        | Read-only                                |
   |-----------------+------------------------------------------|
   | Range:          | 0-255                                    |
   |-----------------+------------------------------------------|
   | Unit:           | Bit-mapped                               |
   |-----------------+------------------------------------------|
   | Description:    | Displays data rate, answer/originate     |
   |                 | mode, and carrier signal.                |
   |------------------------------------------------------------|
   |    Bit    |     Value      |           Function            |
   |-----------+----------------+-------------------------------|
   |   1, 0    |       00       | Not used.                     |
   |           |                |                               |
   |           |       01       | 110bps.                       |
   |           |                |                               |
   |           |       10       | 300bps.                       |
   |           |                |                               |
   |           |       11       | 1200bps.                      |
   |-----------+----------------+-------------------------------|
   |     2     |       0        | Answer mode.                  |
   |           |                |                               |
   |           |       1        | Originate mode.               |
   |-----------+----------------+-------------------------------|
   |     3     |       0        | Half duplex.                  |
   |           |                |                               |
   |           |       1        | Full duplex.                  |
   |-----------+----------------+-------------------------------|
   |   5, 4    |       00       | Not used.                     |
   |           |                |                               |
   |           |       01       | 110bps.                       |
   |           |                |                               |
   |           |       10       | 300bps.                       |
   |           |                |                               |
   |           |       11       | 1200bps.                      |
   |-----------+----------------+-------------------------------|
   |     6     |       0        | Carrier disabled.             |
   |           |                |                               |
   |           |       1        | Carrier enabled.              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                         TEST MODES                         |
   |------------------------------------------------------------|
   | Type:        | Register                                    |
   |--------------+---------------------------------------------|
   | Format:      | AT [cmds] S16=n [cmds]                      |
   |--------------+---------------------------------------------|
   | Description: | Controls loopback tests; analog, digital,   |
   |              | and self tests.                             |
   |--------------+---------------------------------------------|
   |   Command    |                  Function                   |
   |--------------+---------------------------------------------|
   |    S16=0     | Normal mode.                                |
   |--------------+---------------------------------------------|
   |    S16=1     | Analog loopback test enabled.               |
   |--------------+---------------------------------------------|
   |    S16=2     | DTMF tone test enabled.                     |
   |--------------+---------------------------------------------|
   |    S16=4     | Digital loopback test enabled.              |
   +------------------------------------------------------------+