PEAKTRON COMPUTER, INC.
=======================

   SUPREME I/O

   +------------------------------------------------------------+
   |------------------------------------------------------------|
   | Data bus:         | 16-bit, ISA                            |
   |-------------------+----------------------------------------|
   | Size:             | Half-length, full-height card          |
   |-------------------+----------------------------------------|
   | Hard drive        | Two IDE (AT) Interface drives          |
   | supported:        |                                        |
   |-------------------+----------------------------------------|
   | Floppy drives     | Two 360KB, 720KB, 1.2MB, or 1.44MB     |
   | supported:        | drives                                 |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/c/P-R/20415-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                   Function                    |  Location  |
   |-----------------------------------------------+------------|
   | 4-pin connector - drive active LED            |     J1     |
   |-----------------------------------------------+------------|
   | 10-pin serial port (COM1/2/3) - internal      |     J2     |
   |-----------------------------------------------+------------|
   | 10-pin serial port (COM2/3/4) - internal      |     J3     |
   |-----------------------------------------------+------------|
   | 40-pin IDE (AT) Interface connector           |     J4     |
   |-----------------------------------------------+------------|
   | 34-pin control cable connector - floppy drive |     J5     |
   |-----------------------------------------------+------------|
   | 15-pin game port - external                   |     J6     |
   |-----------------------------------------------+------------|
   | 25-pin parallel port (LPT1/2/3) - external    |     J7     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function              |   Location   | Setting |
   |-----------------------------------+--------------+---------|
   |>> | I/O Channel Ready (IOCHRDY)   |     JP1      | closed  |
   |   | signal enabled*               |              |         |
   |---+-------------------------------+--------------+---------|
   |   | I/O Channel Ready (IOCHRDY)   |     JP1      |  open   |
   |   | signal disabled*              |              |         |
   |---+-------------------------------+--------------+---------|
   |>> | Address latch (ALE) enabled*  |     JP2      | closed  |
   |---+-------------------------------+--------------+---------|
   |   | Address latch (ALE) disabled* |     JP2      |  open   |
   |---+-------------------------------+--------------+---------|
   |>> | Floppy drive enabled          | SW1/switch 6 |   off   |
   |---+-------------------------------+--------------+---------|
   |   | Floppy drive disabled         | SW1/switch 6 |   on    |
   |---+-------------------------------+--------------+---------|
   |>> | Hard drive enabled            | SW1/switch 7 |   off   |
   |---+-------------------------------+--------------+---------|
   |   | Hard drive disabled           | SW1/switch 7 |   on    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                USER CONFIGURABLE SETTINGS                 ||
   |-----------------------------------------------------------||
   |            Function             |   Location   | Setting  ||
   |---------------------------------+--------------+----------||
   |>> | Hard drive port address is  | SW1/switch 8 |   off    ||
   |   | 1F0-1F7h                    |              |          ||
   |   |                             |              |          ||
   |   | Floppy drive port address   |              |          ||
   |   | is 3F0-3F7h                 |              |          ||
   |---+-----------------------------+--------------+----------||
   |   | Hard drive port address is  | SW1/switch 8 |    on    ||
   |   | 170-177h                    |              |          ||
   |   |                             |              |          ||
   |   | Floppy drive port address   |              |          ||
   |   | is 370-377h                 |              |          ||
   |---+-----------------------------+--------------+----------||
   |>> | Game Port (J6) enabled      | SW1/switch 9 |   off    ||
   |---+-----------------------------+--------------+----------||
   |   | Game Port (J6) disabled     | SW1/switch 9 |    on    ||
   |---+--------------------------------------------------------|
   |   | *See recommended settings table for JP1 & JP2 at the   |
   |   | end of this document.                                  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 SERIAL PORT CONFIGURATION                  |
   |------------------------------------------------------------|
   | COM1 (J2)  |COM2 (J3) |SW1/switch 1|SW1/switch |SW1/switch |
   |            |          |            |     2     |     3     |
   |------------+----------+------------+-----------+-----------|
   |>>|   COM1   | Disabled |     on     |    on     |    off    |
   | |  (3F8h)  |          |            |           |           |
   |-+----------+----------+------------+-----------+-----------|
   | |   COM2   | Disabled |     on     |    off    |    on     |
   | |  (2F8h)  |          |            |           |           |
   |-+----------+----------+------------+-----------+-----------|
   | |   COM1   |   COM2   |    n/a     |    off    |    off    |
   | |  (3F8h)  |  (2F8h)  |            |           |           |
   |-+----------+----------+------------+-----------+-----------|
   | |   2B0h   |   2B8h   |    off     |    on     |    on     |
   |-+----------+----------+------------+-----------+-----------|
   | |   2E0h   |   COM4   |    off     |    on     |    off    |
   | |          |  (2E8h)  |            |           |           |
   |-+----------+----------+------------+-----------+-----------|
   | |   3E0h   |   COM3   |    off     |    off    |    on     |
   | |          |  (3E8h)  |            |           |           |
   |-+----------+----------+------------+-----------+-----------|
   | | Disabled | Disabled |     on     |    on     |    on     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              PARALLEL PORT (J7) CONFIGURATION              |
   |------------------------------------------------------------|
   |         LPT          |   SW1/switch 4   |   SW1/switch 5   |
   |----------------------+------------------+------------------|
   |>> |   LPT1 (378h)    |       off        |       off        |
   |---+------------------+------------------+------------------|
   |   |   LPT2 (278h)    |       off        |        on        |
   |---+------------------+------------------+------------------|
   |   |   LPT3 (3BCh)    |        on        |       off        |
   |---+------------------+------------------+------------------|
   |   |     Disabled     |        on        |        on        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            RECOMMENDED IOCHRDY AND ALE SETTINGS            |
   |------------------------------------------------------------|
   |      Manufacturer      |   Jumper JP1    |   Jumper JP2    |
   |------------------------+-----------------+-----------------|
   |   |  Western Digital   |      open       |      open       |
   |---+--------------------+-----------------+-----------------|
   |>> |     Miniscribe     |     closed      |     closed      |
   |---+--------------------+-----------------+-----------------|
   |   |      Conners       |      open       |     closed      |
   |---+--------------------+-----------------+-----------------|
   |   |      Fujitsu       |      open       |     closed      |
   |---+--------------------+-----------------+-----------------|
   |   |      Seagate       |      open       |      open       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               MISCELLANEOUS TECHNICAL NOTES                |
   |------------------------------------------------------------|
   | Second serial port (J3) is an add-on option and requires   |
   | installation of an upgrade to function.                    |
   +------------------------------------------------------------+