对图像进行均值滤波，中值滤波，高斯滤波，形态学滤波，自适应中值滤波。Excel表的简单读写操作。-The image mean filtering, median filtering, Gaussian filtering, morphological filtering, adaptive median filtering. A simple Excel table read and write operations.

STC 的单片机使用SL811 实现 U盘读写，包括Excel文件的读取等. 并且带有广告牌的各种控制协议-this project for usb read and write base on sl811