ADVANCED COMPUTER TECHNOLOGY, LTD.
==================================

   MULTI-I/O CARD

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:                | 16-bit ISA                      |
   |--------------------------+---------------------------------|
   | Size:                    | Half-length, full-height card   |
   |--------------------------+---------------------------------|
   | Hard drive supported:    | Two IDE(AT) drives              |
   |--------------------------+---------------------------------|
   | Floppy drives supported: | Two 360KB or 1.2MB drives       |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/A-B/20900-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                 Function                 |    Location     |
   |------------------------------------------+-----------------|
   | 40-pin IDE(AT) connector                 |       CN1       |
   |------------------------------------------+-----------------|
   | 34-pin cable connector - floppy drive    |       CN2       |
   |------------------------------------------+-----------------|
   | 16-pin game port                         |       CN3       |
   |------------------------------------------+-----------------|
   | 10-pin serial port 2 - internal          |       CN4       |
   |------------------------------------------+-----------------|
   | 9-pin serial port 1 - external           |       CN5       |
   |------------------------------------------+-----------------|
   | 25-pin parallel port - external          |       CN6       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Location |  Setting   |
   |------------------------------------+----------+------------|
   |>> | Serial port 1 IRQ 4 select     |   JP1    | pins 2 & 3 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | Serial port 1 IRQ 3 select     |   JP1    | pins 1 & 2 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | Serial port 2 IRQ 3 select     |   JP2    | pins 1 & 2 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | Serial port 2 IRQ 4 select     |   JP2    | pins 2 & 3 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | Parallel port IRQ 7 select     |   JP3    | pins 2 & 3 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | Parallel port IRQ 5 select     |   JP3    | pins 1 & 2 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |>> | Factory configured - do not    |   JP4    |    N/A     |
   |   | alter                          |          |            |
   |---+--------------------------------+----------+------------|
   |>> | IRQ 14 buffering disabled      |   JP16   | pins 2 & 3 |
   |   |                                |          |   closed   |
   |---+--------------------------------+----------+------------|
   |   | IRQ 14 buffering enabled       |   JP16   | pins 1 & 2 |
   |   |                                |          |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              PARALLEL PORT ADDRESS SELECTION               |
   |------------------------------------------------------------|
   |       LPT        |        JP6         |        JP9         |
   |------------------+--------------------+--------------------|
   |>> | LPT1 (378h)  | pins 1 & 2 closed  | pins 1 & 2 closed  |
   |---+--------------+--------------------+--------------------|
   |   | LPT2 (278h)  | pins 1 & 2 closed  | pins 2 & 3 closed  |
   |---+--------------+--------------------+--------------------|
   |   |   Disabled   | pins 2 & 3 closed  | pins 1 & 2 closed  |
   |---+--------------+--------------------+--------------------|
   |   |   Disabled   | pins 2 & 3 closed  | pins 2 & 3 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               SERIAL PORTS ADDRESS SELECTION               |
   |------------------------------------------------------------|
   |           COM           |       JP7       |      JP8       |
   |-------------------------+-----------------+----------------|
   |>> |    COM1(3F8h) /     |   pins 1 & 2    |   pins 1 & 2   |
   |   |     COM2(2F8h)      |     closed      |     closed     |
   |---+---------------------+-----------------+----------------|
   |   |    COM2(2F8h) /     |   pins 2 & 3    |   pins 1 & 2   |
   |   |     COM3(2E8h)      |     closed      |     closed     |
   |---+---------------------+-----------------+----------------|
   |   |    COM3(2E8h) /     |   pins 1 & 2    |   pins 2 & 3   |
   |   |     COM4(2E0h)      |     closed      |     closed     |
   |---+---------------------+-----------------+----------------|
   |   |      Disabled       |   pins 2 & 3    |   pins 2 & 3   |
   |   |                     |     closed      |     closed     |
   +------------------------------------------------------------+