74HC166做数据采集的重要列程，供51单片机开发参考，也许会有很大的帮助。-74HC166 important to do data collection out of the way for the development of 51 single-chip reference, there may be a great help.

74HC166做数据采集的重要列程，供51单片机开发参考，也许会有很大的帮助-74HC166 out to do the important data collection process for the development of 51 single-chip reference, may be of great help