Virtex is one of FPGA series of Xilinx company, Virtex configuration logic is significantly different from that of the XC4000 series, but maintains a great deal of compatibility to all Xilinx FPGA families. This paper introduces the bitstream of Virtex series.%Virtex型FPGA芯片是Xilinx公司芯片系列中的一种,Virtex系列的数据流及配置逻辑与XC4000的数据流及配置逻辑有显著不同,但却与Xilinx的FPGA家族保持了很大的兼容性.这里详细介绍了Virtex系列FPGA芯片的数据流大小及结构.
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