PARADYNE CORPORATION

DATAPORT EXPRESS 3741

Modem Type                   Data (synchronous/asynchronous)/Fax
Maximum Data Rate            28.8Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     8-bit ISA
Fax Class                    Class I & II
Data Modulation Protocol     Bell 103A/212A

                             ITU-T V.21, V.22, V.22bis, V.23, V.32,
                             V.32bis, V.34

                             Rockwell V.FC
Fax Modulation Protocol      ITU-T V.17, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis

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                                CONNECTIONS

         Purpose           Location            Purpose           Location

  Line out                    CN1       Line in                    CN2

          BASE I/O ADDRESS SELECTION

      Port           SW1/1          SW1/2

  COM1: (3F8h)        On              On

  COM2: (2F8h)        Off             On

  COM3: (3E8h)        On             Off

  COM4: (2E8h)        Off             On

            INTERRUPT SELECTION

   IRQ    SW1/3    SW1/4    SW1/5    SW1/6

    2       On      Off      Off      Off

    3      Off       On      Off      Off

    4      Off      Off      On       Off

    5      Off      Off      Off      On

                         Proprietary AT Command Set

See PARADYNE CORPORATION, DATAPORT EXPRESS 3740 for a full command summary.