
ASPEN TECHNOLOGIES, INC.

28IRF

Card Type                    Modem (asynchronous)
Chipset                      Sierra
Maximum Data Rate            28.8Kbps
Maximum Fax Rate             14.4Kbps
Data Modulation              Bell 103A, 212A

                             ITU-T V.21, V.22, V.22bis, V.32, V.32bis,
                             V.34
Fax Modulation               Unidentified
Error Correction/Compression MNP5, V.42, V.42bis
Fax Class                    Class I & II
Data Bus                     8-bit ISA
Card Size                    Full height, half length

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  Telephone line               CN1     Telephone line               CN2

                        USER CONFIGURABLE SETTINGS

                      Setting                        Label     Position

  Factory configured - do not alter                   JP1        Open

         SERIAL PORT ADDRESS SELECTION

    Setting           JP6            JP7

  3F8h (COM1:)      Closed          Closed

  2F8h (COM2:)      Closed           Open

  3E8h (COM3:)       Open           Closed

  2E8h (COM4:)       Open            Open

                 INTERRUPT SELECTION

  Setting     JP2        JP3        JP4        JP5

     3        Open       Open     Closed      Open

     4        Open       Open      Open      Closed

     5        Open      Closed     Open       Open

     7       Closed      Open      Open       Open

                      SUPPORTED STANDARD COMMANDS

                           Basic AT Commands

  +++, comma, A/

  A, D, E, H, L, M, O, P, Q, T, V, X, Y, Z

  &C, &D, &F, &T, &V, &W, &Y, &Z

                          Extended AT Commands

  \Q

  %A, %C, %Q

                              S-Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S12, S18, S25, S26, S38

            Note: See MHI help file for complete information.

     UNIDENTIFIED COMMANDS

    Command         Default

      S40        Unidentified

      S41        Unidentified

                         Proprietary AT Command Set

      See ASPEN TECHNOLOGIES, INC. 28IDSSA for a full command summary.

