The multifunction image network monitor system based on ethernet adopt network control chip lan91c111 as the communication interface as well as the dedicated image processing chip tms320c6211b and complex programmable logic device epm7256ae to complete sampling and processing of the real - time digital image signals 摘要基于以太网的多功能图像网络监控系统,采用网络控制芯片lan91c111作为通信接口,用专用图像处理芯片tms320c6211b及复杂可编程逻辑器件epm7256ae进行实时数字图像信号的采集和处理。