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       # ZOLTRIX, INC.
       
          FM-288I
       
          Card Type              Modem, Fax                              
          Chip Set               Rockwell                                
          I/O Options            Line in (RJ-11), line out (RJ-11)       
          Maximum Modem Rate     28.8Kbps                                
          Maximum Fax Rate       14.4Kbps                                
          Data Modulation        Bell 103A/212A                          
          Protocol                                                       
                                 ITU-T V.21, V.22, V.22bis, V.32,        
                                 V.32bis, V.34                           
                                                                         
                                 Rockwell V.FC                           
          Fax Modulation         ITU-T V.17, V.21 CH.2, V.27ter, V.29    
          Protocol               
          Error                  MNP5, V.42, V.42bis                     
          Correction/Compression 
          Fax Class              Class I & II                            
          Data Bus               8-bit ISA                               
          Card Size              Half-length, full-height card           
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |        Function        |  Label   |   Function   |  Label  |
          |------------------------------------------------------------|
          | Line out                    |    CN1     | Line in  | CN2  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    SERIAL PORT ADDRESS                     |
          |------------------------------------------------------------|
          |      Setting       |       SW1/5       |       SW1/6       |
          |--------------------+-------------------+-------------------|
          |    COM1 (3F8h)     |        On         |        On         |
          |--------------------+-------------------+-------------------|
          |   í COM2 (2F8h)    |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |    COM3 (3E8h)     |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          |    COM4 (2E8h)     |        Off        |        Off        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     INTERRUPT SETTINGS                     |
          |------------------------------------------------------------|
          |   IRQ    |  SW1/1  |  SW1/2  |  SW1/3  |  SW1/4  |  SW1/7  |
          |----------+---------+---------+---------+---------+---------|
          |   IRQ2   |   Off   |   Off   |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          |  í IRQ3  |   Off   |   Off   |   Off   |   On    |   Off   |
          |----------+---------+---------+---------+---------+---------|
          |   IRQ4   |   Off   |   Off   |   On    |   Off   |   Off   |
          |----------+---------+---------+---------+---------+---------|
          |   IRQ5   |   Off   |   On    |   Off   |   Off   |   Off   |
          |----------+---------+---------+---------+---------+---------|
          |   IRQ7   |   On    |   Off   |   Off   |   Off   |   Off   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   SUPPORTED COMMAND SET                    |
          |------------------------------------------------------------|
          |                     Basic AT Commands                      |
          |------------------------------------------------------------|
          | AT, ‘+++’, A/                                              |
          |------------------------------------------------------------|
          | A, B, C, D, E, F, H, I, L, M, N, O, P, Q, T, V, W, X, Y, Z |
          |------------------------------------------------------------|
          | &C, &D, &F, &G, &J, &K, &L, &M, &P, &Q, &R, &S, &T, &V,    |
          | &W, &X, &Y, &Z                                             |
          |------------------------------------------------------------|
          |                    Extended AT Commands                    |
          |------------------------------------------------------------|
          | \A, \B, \G, \K, \L, \N                                     |
          |------------------------------------------------------------|
          | %C, %E, %L, %Q                                             |
          |------------------------------------------------------------|
          |                        S Registers                         |
          |------------------------------------------------------------|
          | S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12,     |
          | S14, S16, S18, S21, S22, S23, S25, S26,                    |
          |------------------------------------------------------------|
          | S27, S29, S30, S32, S33, S36, S37, S38, S40, S41, S46,     |
          | S48, S82, S86, S95                                         |
          |------------------------------------------------------------|
          |                      Special Commands                      |
          |------------------------------------------------------------|
          | +MS                                                        |
          |------------------------------------------------------------|
          | Note: See MHI Help File for full command documentation.    |
          +------------------------------------------------------------+
       
                            Proprietary AT Command Set
       
                                         
       
          +------------------------------------------------------------+
          |                            DIAL                            |
          |------------------------------------------------------------|
          | Type:        | Immediate                                   |
          |--------------+---------------------------------------------|
          | Format:      | AT [cmds] D<#> [cmds]                       |
          |--------------+---------------------------------------------|
          | Description: | Dials telephone number according to any     |
          |              | modifiers included in the string            |
          |--------------+---------------------------------------------|
          | Note:        | Any combination of modifiers can be used to |
          |              | produce the desired dial functions in       |
          |              | sequence.                                   |
          |--------------+---------------------------------------------|
          |   Command    |                  Function                   |
          |--------------+---------------------------------------------|
          |      DP      | Pulse dialing enabled                       |
          |--------------+---------------------------------------------|
          |     í DT     | Tone dialing enabled                        |
          |--------------+---------------------------------------------|
          |      DW      | Dialing resumed following dial tone         |
          |              | detection                                   |
          |--------------+---------------------------------------------|
          |      D,      | Dialing paused for amount of time specified |
          |              | in S8 register                              |
          |--------------+---------------------------------------------|
          |      D/      | Set dialing delay for 0.125 seconds         |
          |--------------+---------------------------------------------|
          |      D!      | Flash function initiated. Modem commanded   |
          |              | to go off-hook for specified time before    |
          |              | returning on-hook.                          |
          |--------------+---------------------------------------------|
          |      D@      | Wait for Quite Answer function enabled.     |
          |              | Modem waits until a "quiet answer," a       |
          |              | ring-back signal followed by silence up to  |
          |              | the time specified in S7, is received prior |
          |              | to executing the rest of the dial string.   |
          |--------------+---------------------------------------------|
          |      D;      | Modem returned to idle state after dialing. |
          |              | The semicolon can only be placed at the end |
          |              | of the dial command.                        |
          |--------------+---------------------------------------------|
          |      D^      | Dialing paused for 5 seconds                |
          |--------------+---------------------------------------------|
          |      DR      | Reverse mode enabled. Modem uses Answer     |
          |              | mode frequencies to modem set to Originate  |
          |              | Only mode.                                  |
          +------------------------------------------------------------+