UNIDENTIFIED
============

   MF-100A

   Card Type              Multi-I/O card                          
   Maximum Onboard Memory 384KB DRAM                              
   I/O Options            game port, parallel port, serial port   
   Data Bus               8-bit ISA                               
   Card Size              Full-length, full-height card           

<gopher://bitreich.org/I/th99/i/U-Z/54641-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | Serial port          |  J1   | Game port           |  J3   |
   |                      |       | connection          |       |
   |----------------------+-------+---------------------+-------|
   | Parallel port        |  J2   |                     |       |
   | connection           |       |                     |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |            Function            | Label |     Position      |
   |--------------------------------+-------+-------------------|
   |   | Serial port address COM2   | JP2/A | Pins 1 & 2 closed |
   |---+----------------------------+-------+-------------------|
   |   | Serial port address COM1   | JP2/A | Pins 2 & 3 closed |
   |---+----------------------------+-------+-------------------|
   |   | Parallel port address LPT2 | JP2/B | Pins 1 & 2 closed |
   |---+----------------------------+-------+-------------------|
   |   | Parallel port address LPT1 | JP2/B | Pins 2 & 3 closed |
   |---+----------------------------+-------+-------------------|
   |>> | I/O port CLOCK2            | JP2/C | Pins 1 & 2 closed |
   |---+----------------------------+-------+-------------------|
   |   | I/O port CLOCK1            | JP2/C | Pins 2 & 3 closed |
   |---+----------------------------+-------+-------------------|
   |   | Printer IRQ7 enabled       |  JP1  |    Pins 7 & 13    |
   |   |                            |       |      closed       |
   |---+----------------------------+-------+-------------------|
   |   | Parity check enabled       |  JP3  |      Closed       |
   |---+----------------------------+-------+-------------------|
   |   | Parity check disabled      |  JP3  |       Open        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    MEMORY CONFIGURATION                    |
   |------------------------------------------------------------|
   | Memory  | SW1/1  | SW1/2  | SW1/3  | SW1/4 | SW1/5 | SW1/6 |
   |---------+--------+--------+--------+-------+-------+-------|
   |   0KB   |  Off   |  Off   |  Off   |  Off  |  Off  |  Off  |
   |---------+--------+--------+--------+-------+-------+-------|
   |  64KB   |  Off   |  Off   |   On   |  Off  |  Off  |  On   |
   |---------+--------+--------+--------+-------+-------+-------|
   |  128KB  |  Off   |   On   |  Off   |  Off  |  On   |  Off  |
   |---------+--------+--------+--------+-------+-------+-------|
   |  192KB  |  Off   |   On   |   On   |  Off  |  On   |  On   |
   |---------+--------+--------+--------+-------+-------+-------|
   |  256KB  |   On   |  Off   |  Off   |  On   |  Off  |  Off  |
   |---------+--------+--------+--------+-------+-------+-------|
   |  320KB  |   On   |  Off   |   On   |  On   |  Off  |  On   |
   |---------+--------+--------+--------+-------+-------+-------|
   |  384KB  |   On   |   On   |  Off   |  On   |  On   |  Off  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              SERIAL PORT INTERRUPT SELECTION               |
   |------------------------------------------------------------|
   |        IRQ        |       Label       |      Position      |
   |-------------------+-------------------+--------------------|
   |       IRQ3        |        JP1        | Pins 1 & 2 closed  |
   |-------------------+-------------------+--------------------|
   |       IRQ4        |        JP1        | Pins 2 & 8 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CLOCK INTERRUPT SELECTION                  |
   |------------------------------------------------------------|
   | IRQ  | JP1 pins 3 | JP1 pins 4 & | JP1 pins 5 | JP1 pins 6 |
   |      |    & 9     |      10      |    & 11    |    & 12    |
   |------+------------+--------------+------------+------------|
   | IRQ2 |    Open    |     Open     |    Open    |   Closed   |
   |------+------------+--------------+------------+------------|
   | IRQ4 |   Closed   |     Open     |    Open    |    Open    |
   |------+------------+--------------+------------+------------|
   | IRQ5 |    Open    |    Closed    |    Open    |    Open    |
   |------+------------+--------------+------------+------------|
   | IRQ7 |    Open    |     Open     |   Closed   |    Open    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               SERIAL PORT DTE MODE SELECTION               |
   |------------------------------------------------------------|
   |      Setting       |      Label      |      Position       |
   |--------------------+-----------------+---------------------|
   |         TX         |       JP5       |  Pins 1 & 2 closed  |
   |--------------------+-----------------+---------------------|
   |         RX         |       JP5       |  Pins 3 & 4 closed  |
   |--------------------+-----------------+---------------------|
   |        CTS         |       JP5       |  Pins 5 & 6 closed  |
   |--------------------+-----------------+---------------------|
   |        DTR         |       JP5       |  Pins 7 & 8 closed  |
   |--------------------+-----------------+---------------------|
   |        DSR         |       JP5       | Pins 9 & 10 closed  |
   |--------------------+-----------------+---------------------|
   |        DCD         |       JP5       | Pins 11 & 12 closed |
   |--------------------+-----------------+---------------------|
   |         RI         |       JP5       | Pins 13 & 14 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              SERIAL PORT HOST MODE SELECTION               |
   |------------------------------------------------------------|
   |      Setting       |      Label      |      Position       |
   |--------------------+-----------------+---------------------|
   |         TX         |       JP5       |  Pins 1 & 3 closed  |
   |--------------------+-----------------+---------------------|
   |         RX         |       JP5       |  Pins 2 & 4 closed  |
   |--------------------+-----------------+---------------------|
   |        CTS         |       JP5       |  Pins 5 & 6 closed  |
   |--------------------+-----------------+---------------------|
   |        DTR         |       JP5       |  Pins 7 & 8 closed  |
   |--------------------+-----------------+---------------------|
   |        DSR         |       JP5       | Pins 9 & 10 closed  |
   |--------------------+-----------------+---------------------|
   |        DCD         |       JP5       | Pins 11 & 12 closed |
   |--------------------+-----------------+---------------------|
   |         RI         |       JP5       | Pins 13 & 14 closed |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 SERIAL PORT MODE SELECTION                 |
   |------------------------------------------------------------|
   |    Mode     |     JP4/A     |     JP4/B     |    JP4/C     |
   |-------------+---------------+---------------+--------------|
   |   Normal    |  Pins 1 & 2   |  Pins 1 & 2   |  Pins 1 & 2  |
   |             |    closed     |    closed     |    closed    |
   |-------------+---------------+---------------+--------------|
   | Forced true |  Pins 2 & 3   |  Pins 2 & 3   |  Pins 2 & 3  |
   |             |    closed     |    closed     |    closed    |
   +------------------------------------------------------------+