A realization principle of CRC is simply analy ze d,and two algorithms of CRC in VB,direct VB language algorithm and DLL(Call Dyn amic Link L ibraries)algorithm,are also presented in this paper.

• 简要分析了 CRC的硬件实现原理 ；给出了 CRC在 VB6 .；0中的两种快速算法 :直接使用 VB语言算法和调用 DL L(Dynamic L ink L ibraries；动态链接库 )算法。