(TXT) View Source
       
       # DTK COMPUTER, INC.
       
          PTI-207 AT RS-232 4 PORT
       
          Card Type              Serial card                             
          Chip Set               8250 CHIP                               
          Maximum Onboard Memory None                                    
          I/O Options            serial ports (4)                        
          Data Bus               Unidentified                            
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |       Function       | Label |      Function       | Label |
          |----------------------+-------+---------------------+-------|
          | Serial port 1        |  J1   | Serial port 3       |  J3   |
          |----------------------+-------+---------------------+-------|
          | Serial port 2        |  J2   | Serial port 4       |  J4   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |            Function            | Label |     Position      |
          |--------------------------------+-------+-------------------|
          | Serial port 1 IRQ4 enabled     | JP1/1 | Pins 1 & 2 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 1 IRQ3 enabled     | JP1/1 | Pins 2 & 3 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 2 IRQ4 enabled     | JP1/2 | Pins 1 & 2 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 2 IRQ3 enabled     | JP1/2 | Pins 2 & 3 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 3 IRQ5 enabled     | JP1/3 | Pins 1 & 2 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 3 IRQ2 enabled     | JP1/3 | Pins 2 & 3 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 4 IRQ5 enabled     | JP1/4 | Pins 1 & 2 closed |
          |--------------------------------+-------+-------------------|
          | Serial port 4 IRQ2 enabled     | JP1/4 | Pins 2 & 3 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |         BASE I/O ADDRESS SELECTION (SERIAL PORT 1)         |
          |------------------------------------------------------------|
          |    Setting    |     SW1/1     |    SW1/3     |    SW1/5    |
          |---------------+---------------+--------------+-------------|
          |  3F8h - 3FFh  |      On       |     Off      |     Off     |
          |---------------+---------------+--------------+-------------|
          |  2F8h - 2FFh  |      Off      |      On      |     Off     |
          |---------------+---------------+--------------+-------------|
          |  3E8h - 3EFh  |      Off      |     Off      |     On      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |         BASE I/O ADDRESS SELECTION (SERIAL PORT 2)         |
          |------------------------------------------------------------|
          |    Setting    |     SW1/2     |    SW1/4     |    SW1/6    |
          |---------------+---------------+--------------+-------------|
          |  3F8h - 3FFh  |      Off      |      On      |     Off     |
          |---------------+---------------+--------------+-------------|
          |  2F8h - 2FFh  |      On       |     Off      |     Off     |
          |---------------+---------------+--------------+-------------|
          |  2E8h - 2EFh  |      Off      |     Off      |     On      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |         BASE I/O ADDRESS SELECTION (SERIAL PORT 3)         |
          |------------------------------------------------------------|
          |      Setting       |       SW1/7       |       SW1/9       |
          |--------------------+-------------------+-------------------|
          |    3E8h - 3EFh     |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          |    2E8h - 2EFh     |        Off        |        On         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |         BASE I/O ADDRESS SELECTION (SERIAL PORT 4)         |
          |------------------------------------------------------------|
          |      Setting       |       SW1/8       |      SW1/10       |
          |--------------------+-------------------+-------------------|
          |    3E8h - 3EFh     |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |    2E8h - 2EFh     |        On         |        Off        |
          +------------------------------------------------------------+