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- THIS PROGRAM INSTALLS A USER INTERRUPT AS INT 60H.
- THE USER INTERRUPT CAN THEN BE USED BY ANY APPLICATION
- TO RETREIVE JOYSTICK DATA:
- ;
- DATA_SEG SEGMENT
- JOYDATA DB ? ;JOYSTICK-A X COORDINATE
- DB ? ;JOYSTICK-A Y COORDINATE
- DB ? ;JOYSTICK-B X COORDINATE
- DB ? ;JOYSTICK-B Y COORDINATE
- DATA_SEG ENDS
- ;
- ; ESTABLISH ADDRESSING INTO YOUR DATA AREA
- MOV AX,DATA_SEG
- MOV DS,AX
- ; JOYSTICK DATA STORED AT DS:DX
- MOV DX,OFFSET JOYDATA
- INT 60H
-
- ;
- TO MAKE JOYSTICK BIOS ROUTINE RESIDENT : FROM DOS RUN JOYBIOS
- JOYBIOS INSTALLS THE INT 60H AND THEN DOES A TERMINATE AND STAY RESIDENT
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