本程序是本人严格按照时序设计的代码，运行正常，经过工厂大规模运行，全部没有在ad方面出过问题。本程序有严密的详细的中文释义。(This program is in strict accordance with the timing of the design code, the operation is normal, after large-scale operation of the factory, all in the ad did not have problems.)