
CHASE RESEARCH, INC .

CHASE AT-FAST 4

Card Type   Serial card
Chip Set    Unidentified
I/O Options Serial ports (4)
Card Size   Half-length, full-height

[Image]

           CONNECTIONS

        Function          Label

         Serial            CN1

                                CONNECTIONS

              Function                    Label             Position

  Card starts in high speed mode           JP4          Pins 1 & 2 closed

  Card starts in normal speed mode         JP4          Pins 3 & 4 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

