本程序实现了读取随机文件的数据,并产生一个方波图形.而且用户用鼠标点击后,会根据坐标自动取得当前点的值.对程序稍做修改,可用于单片机的数据图形处理-This procedure has to read random data files and graphics to produce a square wave. And the user with the mouse click, automatically based on the current point coordinate values. Enough to make slight changes to the procedures, the data can be used for single-chip graphics processing