本文从理论上推导出CRC 算法实现原理，给出三种分别适应不同计算机或微控制器硬件环境的C 语言程序。读者更能根据本算法原理，用不同的语言编写出独特风格更加实用的CRC 计算程序。-is theoretically derived from the CRC algorithm principle is given, respectively, to adapt to three different computer or microcontroller hardware environment o

一个小的计算CRC的java程序，为自己所写，所以简陋是很自然的-CRC calculation of a small of the java process, written for himself, it is only natural that simple ~ ~