该代码使用lzss压缩算法来压缩单片机程序，节约嵌入式方案的Flash容量。用法：lzss e/d sourcefile destfile， e/d是二选一，压缩和解压。-This code is use to compress binary file, for reducing flash size.

430单片机程序滤波器代码，主芯片是430，可以设置中心频率大小。-430 microcontroller program filter code, the main chip is 430, you can set the size of the center frequency.