CCSDS 16-bit CRC generator and checker demonstration program

信息交换内容为文本文件；通信信息交换通过共享文件实现编码要求：用模 2 除法计算 CRC 码，生成多项式为 CRC-16 能在两台计算机机上运行程序，一台产生 CRC 码，另一台校验。-Clearing the contents of a text file communications exchange achieved through shared document coding requirements: CRC code calculated by modulo-2 division,