(TXT) View Source
       
       # TTC COMPUTER PRODUCTS
       
          MP-010
       
          Card Type          I/O controller                              
          Chipset/Controller National Semiconductor                      
          I/O Options        Serial ports (2)                            
          Maximum DRAM       N/A                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |      Purpose      | Location |     Purpose      | Location |
          |-------------------+----------+------------------+----------|
          | Serial port 1     |    J2    | Serial port 2    |    J3    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |           PRIMARY PORT I/O ADDRESS CONFIGURATION           |
          |------------------------------------------------------------|
          |  Address   |SW1/1|SW1/2|SW1/3|SW1/4|SW1/5|SW1/6|SW1/7|SW1/8|
          |------------+-----+-----+-----+-----+-----+-----+-----+-----|
          |»|  3F8h -  | Off | Off | Off | Off | Off | Off | Off | On  |
          | |   3FFh   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  2F8h -  | Off | Off | Off | Off | Off | On  | Off | On  |
          | |   2FFh   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  3E8h -  | Off | On  | Off | Off | Off | Off | Off | On  |
          | |   3EFh   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  2E8h -  | Off | On  | Off | Off | Off | On  | Off | On  |
          | |   2EFh   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  2F0h -  | On  | Off | Off | Off | Off | On  | Off | On  |
          | |   2FFh   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  3E0h -  | On  | On  | Off | Off | Off | Off | Off | On  |
          | |   3E7h   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  2EOh -  | On  | On  | Off | Off | Off | On  | Off | On  |
          | |   2E7h   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |  26Oh -  | On  | On  | Off | Off | On  | On  | Off | On  |
          | |   267h   |     |     |     |     |     |     |     |     |
          |-+----------+-----+-----+-----+-----+-----+-----+-----+-----|
          | | Disabled | Off | Off | Off | Off | Off | Off | Off | Off |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |          SECONDARY PORT I/O ADDRESS CONFIGURATION          |
          |------------------------------------------------------------|
          |  Address  |SW2/1 |SW2/2|SW2/3|SW2/4|SW2/5|SW2/6|SW2/7|SW2/8|
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |3F8h - 3FFh| Off  | Off | Off | Off | Off | Off | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |2F8h - 2FFh| Off  | Off | Off | Off | Off | On  | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |3E8h - 3EFh| Off  | On  | Off | Off | Off | Off | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |2E8h - 2EFh| Off  | On  | Off | Off | Off | On  | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |2F0h - 2FFh|  On  | Off | Off | Off | Off | On  | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |3E0h - 3E7h|  On  | On  | Off | Off | Off | Off | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |2EOh - 2E7h|  On  | On  | Off | Off | Off | On  | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          |26Oh - 267h|  On  | On  | Off | Off | On  | On  | Off | On  |
          |-----------+------+-----+-----+-----+-----+-----+-----+-----|
          | Disabled  | Off  | Off | Off | Off | Off | Off | Off | Off |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                SERIAL PORT INTERRUPT SELECT                |
          |------------------------------------------------------------|
          |     IRQ      |     Port 1 (JP3)     |     Port 2 (JP4)     |
          |--------------+----------------------+----------------------|
          |     IRQ2     |  Pins 1 & 2 closed   |  Pins 1 & 2 closed   |
          |--------------+----------------------+----------------------|
          |     IRQ3     |  Pins 3 & 4 closed   |  Pins 3 & 4 closed   |
          |--------------+----------------------+----------------------|
          |     IRQ4     |  Pins 5 & 6 closed   |  Pins 5 & 6 closed   |
          |--------------+----------------------+----------------------|
          |     IRQ5     |  Pins 7 & 8 closed   |  Pins 7 & 8 closed   |
          |--------------+----------------------+----------------------|
          |    IRQ10     |  Pins 9 & 10 closed  |  Pins 9 & 10 closed  |
          |--------------+----------------------+----------------------|
          |    IRQ11     | Pins 11 & 12 closed  | Pins 11 & 12 closed  |
          |--------------+----------------------+----------------------|
          |    IRQ12     | Pins 13 & 14 closed  | Pins 13 & 14 closed  |
          |--------------+----------------------+----------------------|
          |    IRQ15     | Pins 15 & 16 closed  | Pins 15 & 16 closed  |
          |--------------+----------------------+----------------------|
          |   Disabled   |         Open         |         Open         |
          |------------------------------------------------------------|
          | Note:The default interrupt setting for Port 1 is IRQ4, and |
          | for Port 2 it is IRQ3.                                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                RS-422/RS-485 CONFIGURATION                 |
          |------------------------------------------------------------|
          | Port |            Setting            |         JP5         |
          |------+-------------------------------+---------------------|
          |  1   | RTS controls output if RTS is |  Pins 1 & 2 closed  |
          |      |              Low              |                     |
          |------+-------------------------------+---------------------|
          |  1   |    Transmit output enabled    |  Pins 3 & 4 closed  |
          |------+-------------------------------+---------------------|
          |  1   | DTR controls receive input if |  Pins 5 & 6 closed  |
          |      |          DTR is Low           |                     |
          |------+-------------------------------+---------------------|
          |  1   |     Receive input enabled     |  Pins 7 & 8 closed  |
          |------+-------------------------------+---------------------|
          |  2   | RTS controls output if RTS is | Pins 9 & 10 closed  |
          |      |              Low              |                     |
          |------+-------------------------------+---------------------|
          |  2   |    Transmit output enabled    | Pins 11 & 12 closed |
          |------+-------------------------------+---------------------|
          |  2   | DTR controls receive input if | Pins 13 & 14 closed |
          |      |          DTR is Low           |                     |
          |------+-------------------------------+---------------------|
          |  2   |     Receive input enabled     | Pins 15 & 16 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |    PRIMARY PORT SINGLE/MULTIPLE SOURCE INTERRUPT SELECT    |
          |------------------------------------------------------------|
          |             Setting              |           JP1           |
          |----------------------------------+-------------------------|
          | »       |     Single source      |    Pins 2 & 3 closed    |
          |---------+------------------------+-------------------------|
          |         |    Multiple source     |    Pins 1 & 2 closed    |
          |------------------------------------------------------------|
          |      Note:Multiple source mode allows two or more ports to |
          |      use the same IRQ setting, while Single source mode    |
          |      requires separate IRQ’s for each port.                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |   SECONDARY PORT SINGLE/MULTIPLE SOURCE INTERRUPT SELECT   |
          |------------------------------------------------------------|
          |             Setting              |           JP2           |
          |----------------------------------+-------------------------|
          | »       |     Single source      |    Pins 2 & 3 closed    |
          |---------+------------------------+-------------------------|
          |         |    Multiple source     |    Pins 1 & 2 closed    |
          |------------------------------------------------------------|
          |      Note:Multiple source mode allows two or more ports to |
          |      use the same IRQ setting, while Single source mode    |
          |      requires separate IRQ’s for each port.                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             TERMINATING RESISTOR CONFIGURATION             |
          |------------------------------------------------------------|
          |      Setting       |        JP6        |        JP7        |
          |--------------------+-------------------+-------------------|
          | Resistors enabled  |      Closed       |      Closed       |
          |--------------------+-------------------+-------------------|
          | Resistors disabled |       Open        |       Open        |
          +------------------------------------------------------------+