这是一个可以精确到像素级的JM12864G的LCD头文件，用户可以使用里面的API完成这样的功能：把某个图片显示在屏幕坐标系的任意位置，超出屏幕部分不显示，不自动换行，而不只是在纵坐标上具体到像素级，而横坐标只能是“第几个字”的位置-This is an accurate to pixel level JM12864G the LCD header file, the user can use inside the API to accomplish this function: to an image displayed on the screen coordinates of any location, beyond the screen part does not appear, do not wrap, and not just specific to the vertical pixel coordinates, while the horizontal axis can only be " first words"　position