基于单片机和汇编的组合编程，有利于程序员跟好的利用两种语言的优势-Compiled based on a combination of microcontroller and programming help programmers with the advantage of a good use of two languages

四轴DIY 资料包 包含源码 模块协议 姿态算法 滤波算法，适合初学者。(Four axis DIY data package, including source code module, protocol, gesture algorithm, filtering algorithm, suitable for beginners.)