UNIDENTIFIED

2400 BPS INTERNAL MODEM

Card Type                Modem (asynchronous)
Chip Set                 Unidentified
Maximum Data Rate        2400bps
Data Bus                 8-bit ISA
Data Modulation Protocol Bell 103A/212A

                         ITU-T V.21, V.22, V.22bis

[Image]

                                CONNECTIONS

         Function            Label            Function             Label

  Line out                        CN1       Line in                 CN2

            SERIAL PORT ADDRESS

    Setting        JP1/A          JP1/B

  COM1 (3F8h)      Closed        Closed

  COM2 (2F8h)       Open         Closed

  COM3 (3E8h)      Closed         Open

  COM4 (2E8h)       Open          Open

           INTERRUPT

  Setting    JP1/C      JP1/D

     3        Open     Closed

     4       Closed     Open

                         Proprietary AT Command Set

      BIT MAPPED REGISTERS

    Register        Default

      S14        Unidentified

      S16        Unidentified

      S21        Unidentified

      S22        Unidentified

      S23        Unidentified

      S27        Unidentified