该书从以往不同的角度去讲解C语言单片机开发，它主要从蜂鸣器音乐的制作角度去讲解单片机的各个功能模块，比纯理论的讲解更能让读者接受。-Book explain the C language microcontroller development from a different point of view, it is mainly from the perspective of the buzzer music production to explain the various functional modules of the microcontroller, rather than pure theory to explain and allow the readers to accept.