Download VRC 4000 Software Driver Manual
Transcript
Chapter 2: TBDriver Touchscreen Driver for DOS Function: Calling Sequence: Unload TBmouse AX = F2 hex Call interrupt 33 hex Return Values: AH = 1 if successful 0 if unsuccessful Description: Restores vectors and returns TBmouse's memory to DOS, Unloading is not possible if interrupt 33 has been 'hooked' by another program. 2-85