Introduction - If you have any usage issues, please Google them yourself
Function: the boot when the first through the 24C02 data to determine whether the touch screen has been calibrated, if no calibration, performing calibration procedures, calibration before entering handwritten procedures. If it has been calibrated, directly into the handwritten procedures, this can be achieved by tapping the screen handwriting input. Operating area will have a clear screen (RST), click on this place will enter the all clear, restore the whiteboard state. The program will set a mandatory calibration, is by KEY0 to achieve, just press KEY0 will enter into force calibration procedure