介绍8051单片机c语言结合硬件编程应用的工程方法。通过一个个使用的例子分析，讲解了c语言实现自动控制和界面的设计方法、技巧及常见问题剖析。-Introduction 8051 c language programming applications with hardware engineering approach. By one by one example of the use of analysis to explain the c language to achieve automation and interface design methods, techniques, and frequently asked questions analysis.