快速扩展随机生成树算法，一些自适应信号处理的算法，对信号进行频谱分析及滤波，验证可用，部分实现了追踪测速迭代松弛算法，实现串口的数据采集。-Rapid expansion of random spanning tree algorithm, Some adaptive signal processing algorithms, The signal spectral analysis and filtering, Verification is available, Partially achieved tracking speed iterative relaxation algorithm, Achieve serial data acquisition.