里面包含09汇编语言的PPT课件与解说以及代码，PDF格式的C语言趣味百例，初学单片机的40个基本实验，Keil2的单片机编程使用说明以及绝对完整的UsbISP的下载线制做过程和资料-Which contains 09 assembly language courseware and explanation, and code PPT, PDF format, 100 cases of C-language fun, beginner basic experimental SCM 40, Kei