实现用SDRAM运行nios，同时用SRAM保存摄像头数据，毕设内容，高光谱图像基本处理，IMC-PID是利用内模控制原理来对PID参数进行计算。- Implemented with SDRAM run nios, while saving camera data SRAM, Complete set content, basic hyperspectral image processing, The IMC- PID is using the internal model control principle for PID parameters is calculated.