说明：  这是一本关于Intel 80C51 以及广大的51 系列单片机的书这本书介绍给读者一些 新的技术使你的8051 工程和开发过程变得简单请注意这本书的目的可不是教你各种 8051 嵌入式系统的解决方法
(This is a book about Intel, 80C51 and the vast 51 series of single-chip microcomputer, this book introduces some readers The new technology makes your 8051 project and development process simple. Please note that the purpose of this book is not to teach you all kinds of things 8051 solutions for embedded systems)