HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                        INT 15,84 - Joy-Stick Support


       AH = 84h
       DX = 0 to read the current switch settings
          = 1 to read the joystick position (resistive inputs)


       on return (DX=0, read switch setting):
       CF = 0 if successful
          = 1 if error
       AH = 80h error code if CF set on PC
          = 86h error code if CF set on XT before 11/8/82
       AL = switch settings in bits 7-4 (if read switch function)

       on return (DX=1, read joystick position):
       AX = A(X)
       BX = A(Y)
       CX = B(X)
       DX = B(Y)

Esc or Alt-X to exit int 15,84 Home/PgUp/PgDn/End ←↑↓→