DECISION COMPUTER INTERNATIONAL CO., LTD.
=========================================

   TTL/IO CARD

   Card Type         Data acquisition                             
   Chip Set          Signal Processing Technologies               
   I/O Options       Digital I/O ports (2)                        
   Data Bus          8-bit ISA                                    

<gopher://bitreich.org/I/th99/i/C-D/52606-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |       Function       | Label |      Function       | Label |
   |----------------------+-------+---------------------+-------|
   | Digital I/O port 1   |  J1   | Digital I/O port 2  |  J2   |
   | (see pinout below)   |       | (see pinout below)  |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        J1-J2 PINOUT                        |
   |------------------------------------------------------------|
   |        Function        |  Pin  |     Function      |  Pin  |
   |------------------------+-------+-------------------+-------|
   | DC power               |   1   | Channel 2 bit 0   |  18   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 0        |   2   | Channel 2 bit 1   |  19   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 1        |   3   | Channel 2 bit 2   |  20   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 2        |   4   | Channel 2 bit 3   |  21   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 3        |   5   | Channel 2 bit 4   |  22   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 4        |   6   | Channel 2 bit 5   |  23   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 5        |   7   | Channel 2 bit 6   |  24   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 6        |   8   | Channel 2 bit 7   |  25   |
   |------------------------+-------+-------------------+-------|
   | Channel 0 bit 7        |   9   | Channel 3 bit 0   |  26   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 0        |  10   | Channel 3 bit 1   |  27   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 1        |  11   | Channel 3 bit 2   |  28   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 2        |  12   | Channel 3 bit 3   |  29   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 3        |  13   | Channel 3 bit 4   |  30   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 4        |  14   | Channel 3 bit 5   |  31   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 5        |  15   | Channel 3 bit 6   |  32   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 6        |  16   | Channel 3 bit 7   |  33   |
   |------------------------+-------+-------------------+-------|
   | Channel 1 bit 7        |  17   | Ground            |  34   |
   |------------------------------------------------------------|
   |      Note:J2 is wired identically to J1. J1 has the        |
   |      signals for channels 0 through 3, and J2 has the      |
   |      signals for channels 4 through 7.                     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      BASE I/O ADDRESS                      |
   |------------------------------------------------------------|
   |   Setting    |   SW1/1   |   SW1/2   |  SW1/3   |  SW1/4   |
   |--------------+-----------+-----------+----------+----------|
   |>> |   180h   |    On     |    On     |    On    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   188h   |    On     |    On     |    On    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   190h   |    On     |    On     |   Off    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   198h   |    On     |    On     |   Off    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1A0h   |    On     |    Off    |    On    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1A8h   |    On     |    Off    |    On    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1B0h   |    On     |    Off    |   Off    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1B8h   |    On     |    Off    |   Off    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1C0h   |    Off    |    On     |    On    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1C8h   |    Off    |    On     |    On    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1D0h   |    Off    |    On     |   Off    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1D8h   |    Off    |    On     |   Off    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1E0h   |    Off    |    Off    |    On    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1E8h   |    Off    |    Off    |    On    |   Off    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1F0h   |    Off    |    Off    |   Off    |    On    |
   |---+----------+-----------+-----------+----------+----------|
   |   |   1F8h   |    Off    |    Off    |   Off    |   Off    |
   +------------------------------------------------------------+

   +---------------------------------------------------------------+
   |                        LED INDICATION                         |
   |---------------------------------------------------------------|
   |Setting|JP1/A |JP1/B |JP1/C |JP1/D |JP1/E |JP1/F |JP1/G |JP1/H |
   |-------+------+------+------+------+------+------+------+------|
   |Channel|Closed| Open | Open | Open | Open | Open | Open | Open |
   |   0   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open |Closed| Open | Open | Open | Open | Open | Open |
   |   1   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open | Open |Closed| Open | Open | Open | Open | Open |
   |   2   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open | Open | Open |Closed| Open | Open | Open | Open |
   |   3   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open | Open | Open | Open |Closed| Open | Open | Open |
   |   4   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open | Open | Open | Open | Open |Closed| Open | Open |
   |   5   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open | Open | Open | Open | Open | Open |Closed| Open |
   |   6   |      |      |      |      |      |      |      |      |
   |-------+------+------+------+------+------+------+------+------|
   |Channel| Open | Open | Open | Open | Open | Open | Open |Closed|
   |   7   |      |      |      |      |      |      |      |      |
   +---------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  |    Color     | Status |          Condition          |
   |------+--------------+--------+-----------------------------|
   | LED2 | Unidentified |   On   | Bit 0 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED2 | Unidentified |  Off   | Bit 0 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED3 | Unidentified |   On   | Bit 1 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED3 | Unidentified |  Off   | Bit 1 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED4 | Unidentified |   On   | Bit 2 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED4 | Unidentified |  Off   | Bit 2 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED5 | Unidentified |   On   | Bit 3 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED5 | Unidentified |  Off   | Bit 3 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED6 | Unidentified |   On   | Bit 4 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED6 | Unidentified |  Off   | Bit 4 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED7 | Unidentified |   On   | Bit 5 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED7 | Unidentified |  Off   | Bit 5 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED8 | Unidentified |   On   | Bit 6 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED8 | Unidentified |  Off   | Bit 6 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   |------+--------------+--------+-----------------------------|
   | LED9 | Unidentified |   On   | Bit 7 of port indicated by  |
   |      |              |        |        JP1 is active        |
   |------+--------------+--------+-----------------------------|
   | LED9 | Unidentified |  Off   | Bit 7 of port indicated by  |
   |      |              |        |      JP1 is not active      |
   +------------------------------------------------------------+