用ProFace触摸屏作为某设备的人机对话接口界面的程序代码，这是自编的黑白屏程序，不是采用刷屏的方式更新显示，所以实时性较好-ProFace with touch screen equipment as a man-machine conversation interface of program code, which is written and directed the black-and-white screen procedures, instead of updating the