单片机c语言小程序，45个C51实用程序集 我也是下载的，希望对学习者有用，版权归原作者，其他用途请向原作者申请。-Small single-chip c language program, 45 C51 utility set I downloaded, and I hope useful for learners, belongs to original author, for other purposes please apply to the original author.

STC单片机的接口程序 非常实用的小软件 希望各位喜欢(STC microcontroller interface program, very useful small software, I hope you like it)

单片机学习过程中需要熟练掌握的一些程序实例(MCU learning process, you need to master some of the procedures examples)