This article introduces charactristic of keil C51,it discusses the basic skills of C51 language and the admixture programming of C51 language and assemble language and interrupt disposal process, then it gives out the corresponding programs.

• 文章介绍了Keil C51语言的特点,讨论了C51语言程序设计的基本技巧及其与汇编语言程序的混合编程、中断处理过程等实际问题,并给出了相应的处理程序。