部分实现了追踪测速迭代松弛算法，实现用SDRAM运行nios，同时用SRAM保存摄像头数据，wolf 方法计算李雅普诺夫指数。- Partially achieved tracking speed iterative relaxation algorithm, Implemented with SDRAM run nios, while saving camera data SRAM, wolf calculated Lyapunov exponent.