PACKARD BELL

PB1200 PLUS

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

[Image]

                                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

  DTR forced high                   SW2/1            On

  DTR normal                        SW2/1           Off

  Verbose result code enabled       SW2/2           Off

  Verbose result code disabled      SW2/2            On

  Result codes enabled              SW2/3            On

  Result codes disabled             SW2/3           Off

  Echo enabled                      SW2/4           Off

  Echo disabled                     SW2/4            On

  Auto answer enabled               SW2/5           Off

  Auto answer disabled              SW2/5            On

  CD forced high                    SW2/6            On

  CD normal                         SW2/6           Off

  RJ11 jack selected                SW2/7           Off

  RJ12/13 jack selected             SW2/7            On

  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.