基于FPGA的以太网光谱数据传输系统  

The spectral data transmission system Ethernet based on FPGA

作　　者：申晓燕[1,2] 胡炳樑[1] 

机构地区：[1]中国科学院西安光学精密机械研究所光谱成像技术实验室,陕西西安710119 [2]中国科学院研究生院,北京100049

出　　处：《电子设计工程》2011年第15期163-166,共4页Electronic Design Engineering

基　　金：国家自然科学基金青年基金资助项目(41005019)

摘　　要：针对基于DMD的自适应多光谱成像仪的光谱数据传输模块设计。简要地介绍了多光谱成像仪的总体结构、以太网的总体结构、以太网数据帧发送以及接收过程。给出了基于FPGA的以太网系统设计图,在EDK10.1的环境中实现,通过chipscope观察发送数据包波形,并使用Etherpeek抓包工具观察发送的数据包。实验结果证明此以太网系统能够正常工作,满足多光谱成像仪数据传输要求,应用在多光谱成像仪中能够正确地收发光谱图片。This system designs for spectral data transfer module of the DMD-based adaptive multi-spectral imager.It briefly describes overall structure of the multi-spectral imager,integrated diagram of Ethernet system,send and receive processes of Ethernet frame.The Ethernet system based on FPGA spartan 3A DSP 1800A is given and implements in EDK10.1.Chipscope is used to observe the waveform of send packets,Etherpeek is used to capture them.Experimental results show that the Ethernet system can meet the requirements of the multi-spectral imager＇s data transmission and work successfully.It can send and receive spectral imagers correctly in the multi-spectral imager system.

关 键 词：以太网 IP核 FPGA 自适应多光谱成像仪 

分 类 号：O433[机械工程—光学工程]