Labels:text | screenshot | font | number | document OCR: VP5 operating-system function call on PC VP5 function in a library VP5 function on PC sends command for this function to VP5 via RS-232 port Special application on VP5 receives command for this function Special application on VP5 executes this function Special application on VP5 returns any parameters from function call back to PC VP5 function in library on PC returns any parameters to actual application function call Figure 2: Flow of control in VP5 emulation environment
