本文件包含适合初学者学习51系列单片机的ppt文档，其中有完整的C语言示例代码，比较完整地介绍了51单片机的基本开发方法。-This document contains 51 series is suitable for beginners to learn microcontroller ppt documents, including a complete C-language sample code, a relatively complete introduction to the basic development approach MCU 51.