MICRO EQUIPMENT CORPORATION
===========================

   UN-1688

   Card Type       Multi-I/O card                                 
   Chip Set        Ess1668                                        
   Maximum Onboard None                                           
   Memory          
   I/O Options     Game/MIDI port, speaker, line out, line in,    
                   microphone in, second IDE, speaker in, wave    
                   table connector, Panasonic CD-ROM connector,   
                   Mitsumi CD-ROM connector, Sony CD-ROM          
                   connector                                      
   Data Bus        16-bit ISA                                     
   Floppy drives   None                                           
   supported       

<gopher://bitreich.org/I/th99/i/M-O/52701-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |    Function    | Label |         Function          | Label |
   |----------------+-------+---------------------------+-------|
   | Game/MIDI port |  CN1  | Speaker in                |  CN7  |
   |----------------+-------+---------------------------+-------|
   | Speaker        |  CN2  | Wave table connector      |  CN8  |
   |----------------+-------+---------------------------+-------|
   | Line out       |  CN3  | Panasonic CD-ROM          |  CN9  |
   |                |       | connector                 |       |
   |----------------+-------+---------------------------+-------|
   | Line in        |  CN4  | Mitsumi CD-ROM connector  | CN10  |
   |----------------+-------+---------------------------+-------|
   | Microphone in  |  CN5  | Sony CD-ROM connector     | CN11  |
   |----------------+-------+---------------------------+-------|
   | Secondary IDE  |  CN6  |                           |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Label | Position  |
   |----------------------------------------+-------+-----------|
   |>> | Joystick enabled                   |  JP4  |  Closed   |
   |---+------------------------------------+-------+-----------|
   |   | Joystick disabled                  |  JP4  |   Open    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DMA CHANNEL SELECTION                    |
   |------------------------------------------------------------|
   |     Channel      |   JP1/pins 1 & 2   |   JP1/pins 3 & 4   |
   |------------------+--------------------+--------------------|
   |   |     None     |        Open        |        Open        |
   |---+--------------+--------------------+--------------------|
   |   |      0       |        Open        |       Closed       |
   |---+--------------+--------------------+--------------------|
   |>> |      1       |       Closed       |        Open        |
   |---+--------------+--------------------+--------------------|
   |   |      3       |       Closed       |       Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       IDE SELECTION                        |
   |------------------------------------------------------------|
   |       Setting        |      JP5       |        JP6         |
   |----------------------+----------------+--------------------|
   |>> |     Disabled     |      Open      | Pins 2 & 3 closed  |
   |---+------------------+----------------+--------------------|
   |   |     Enabled      |     Closed     | Pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 BASE I/O ADDRESS SELECTION                 |
   |------------------------------------------------------------|
   |     Setting      |   JP2/pins 1 & 2   |   JP2/pins 2 & 3   |
   |------------------+--------------------+--------------------|
   |>> |     220h     |        Open        |        Open        |
   |---+--------------+--------------------+--------------------|
   |   |     230h     |        Open        |       Closed       |
   |---+--------------+--------------------+--------------------|
   |   |     240h     |       Closed       |        Open        |
   |---+--------------+--------------------+--------------------|
   |   |     250h     |       Closed       |       Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |       IRQ        |   JP3/pins 1 & 2   |   JP3/pins 3 & 4   |
   |------------------+--------------------+--------------------|
   |   |     IRQ9     |        Open        |        Open        |
   |---+--------------+--------------------+--------------------|
   |   |     IRQ5     |        Open        |       Closed       |
   |---+--------------+--------------------+--------------------|
   |   |     IRQ7     |       Closed       |        Open        |
   |---+--------------+--------------------+--------------------|
   |>> |    IRQ10     |       Closed       |       Closed       |
   +------------------------------------------------------------+