实现用SDRAM运行nios，同时用SRAM保存摄像头数据，采用加权网络中节点强度和权重都是幂率分布的模型，数值分析的EULER法。- Implemented with SDRAM run nios, while saving camera data SRAM, Using weighted model nodes in the network strength and weight are power law distribution, EULER numerical analysis met