C51_3X3键盘扫描程序 包括键消抖延时函，扫描算法-C51_3X3 keyboard scanning procedures, including key source buffeting delay letter, scanning algorithm, etc.

触摸屏算法，含有触摸屏的初始化、读触摸屏、数据消抖-Touch-screen method, contains the initialization of touch-screen, read touch screen, the data consumer shaking

十大滤波算法，经典可用，TEXT，word格式，包含一阶滞后滤波法、中位值滤波法、消抖滤波法、限幅平均滤波法、限幅消抖滤波法、限幅滤波法（程序判断滤波法）、算术平均滤波法、加权递推平均滤波法、递推平均滤波法（滑动平均滤波法）、AD滤波处理方法。(Ten filtering algorithms, classic and available, text, word format, including first-order lag filtering method, median filterin