CHASE RESEARCH, INC.
====================

   CHASE AT-FAST 8

   Card Type           Serial card                                
   Chip Set            Unidentified                               
   I/O Options         Serial ports (8)                           
   Card Size           Half-length, full-height                   

<gopher://bitreich.org/I/th99/i/C-D/54577-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |                 Function                  |     Label      |
   |-------------------------------------------+----------------|
   | Serial ports via DB78 connector           |      CN1       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function             | Label |    Position     |
   |----------------------------------+-------+-----------------|
   |  Card starts in high speed mode  |  JP4  |   Pins 1 & 2    |
   |                                  |       |     closed      |
   |----------------------------------+-------+-----------------|
   | Card starts in normal speed mode |  JP4  |   Pins 2 & 3    |
   |                                  |       |     closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   I/O ADDRESS SELECTION                    |
   |------------------------------------------------------------|
   |Address| JP1/A | JP1/B | JP1/C | JP1/D |JP2/A |JP2/B |JP2/C |
   |-------+-------+-------+-------+-------+------+------+------|
   | 100h  |Closed | Open  | Open  | Open  |Closed| Open | Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 140h  | Open  |Closed | Open  | Open  |Closed| Open | Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 180h  | Open  | Open  |Closed | Open  |Closed| Open | Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 1C0h  | Open  | Open  | Open  |Closed |Closed| Open | Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 200h  |Closed | Open  | Open  | Open  | Open |Closed| Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 240h  | Open  |Closed | Open  | Open  | Open |Closed| Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 280h  | Open  | Open  |Closed | Open  | Open |Closed| Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 2C0h  | Open  | Open  | Open  |Closed | Open |Closed| Open |
   |-------+-------+-------+-------+-------+------+------+------|
   | 300h  |Closed | Open  | Open  | Open  | Open | Open |Closed|
   |-------+-------+-------+-------+-------+------+------+------|
   | 340h  | Open  |Closed | Open  | Open  | Open | Open |Closed|
   |-------+-------+-------+-------+-------+------+------+------|
   | 380h  | Open  | Open  |Closed | Open  | Open | Open |Closed|
   |-------+-------+-------+-------+-------+------+------+------|
   | 3C0h  | Open  | Open  | Open  |Closed | Open | Open |Closed|
   +------------------------------------------------------------+

   +-------------------------------------------------------------+
   |                     INTERRUPT SELECTION                     |
   |-------------------------------------------------------------|
   | IRQ |JP3/A |JP3/B |JP3/C |JP3/D |JP3/E |JP3/F |JP3/G |JP3/H |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ15|Closed| Open | Open | Open | Open | Open | Open | Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ12| Open |Closed| Open | Open | Open | Open | Open | Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ11| Open | Open |Closed| Open | Open | Open | Open | Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ10| Open | Open | Open |Closed| Open | Open | Open | Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ7 | Open | Open | Open | Open |Closed| Open | Open | Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ5 | Open | Open | Open | Open | Open |Closed| Open | Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ4 | Open | Open | Open | Open | Open | Open |Closed| Open |
   |-----+------+------+------+------+------+------+------+------|
   |IRQ3 | Open | Open | Open | Open | Open | Open | Open |Closed|
   +-------------------------------------------------------------+