PC CRAFT, INC.
==============

   RS-232C ADAPTER

   Card Type          Serial interface                            
   Chipset Controller Unidentified                                
   I/O Options        Serial ports (2)                            
   Maximum Dram       N/A                                         

<gopher://bitreich.org/I/th99/i/P-R/52733-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose      | Location |     Purpose      | Location |
   |-------------------+----------+------------------+----------|
   | Serial port 1     |    J1    | Serial port 2    |    J2    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    INTERRUPT SELECTION                     |
   |------------------------------------------------------------|
   |  Port 1  |  Port 2  |  SW1/5  |  SW1/6  |  SW1/7  | SW1/8  |
   |----------+----------+---------+---------+---------+--------|
   |   IRQ4   |   IRQ3   |   On    |   Off   |   Off   |   On   |
   |----------+----------+---------+---------+---------+--------|
   |   IRQ3   |   IRQ4   |   Off   |   On    |   On    |  Off   |
   |----------+----------+---------+---------+---------+--------|
   | Disabled | Disabled |   Off   |   Off   |   Off   |  Off   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     ADDRESS SELECTION                      |
   |------------------------------------------------------------|
   |   Port 1    |   Port 2    | SW1/1  | SW1/2 | SW1/3 | SW1/4 |
   |-------------+-------------+--------+-------+-------+-------|
   | 3F8 (COM1:) | 2F8 (COM2:) |   On   |  Off  |  On   |  Off  |
   |-------------+-------------+--------+-------+-------+-------|
   | 3F8 (COM1:) | 2E8 (COM4:) |   On   |  Off  |  Off  |  On   |
   |-------------+-------------+--------+-------+-------+-------|
   | 3E8 (COM3:) | 2F8 (COM2:) |  Off   |  On   |  On   |  Off  |
   |-------------+-------------+--------+-------+-------+-------|
   | 3E8 (COM3:) | 2E8 (COM4:) |  Off   |  On   |  Off  |  On   |
   |-------------+-------------+--------+-------+-------+-------|
   |  Disabled   |  Disabled   |  Off   |  Off  |  Off  |  Off  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     CHIP INSTALLATION                      |
   |------------------------------------------------------------|
   |       Chip       |                Location                 |
   |------------------+-----------------------------------------|
   |       8250       |                   IC4                   |
   |------------------+-----------------------------------------|
   |       1488       |       IC2 (location unidentified)       |
   |------------------+-----------------------------------------|
   |       1489       |       U9 (location unidentified)        |
   |------------------------------------------------------------|
   | Note: These chips must be installed for the second serial  |
   | port to be enabled.                                        |
   +------------------------------------------------------------+