Useful FPGA docs

From Milkymist Wiki

• Understanding the Xilinx constraint system : ftp://ftp.xilinx.com/pub/documentation/misc/timingcsts6i.pdf
• Xilinx Development System Reference Guide : http://www.xilinx.com/itp/xilinx8/books/docs/dev/dev.pdf
• High Performance FPGA Designs : http://www.hcltech.com/pdf/High%20Performance%20FPGA%20Design.pdf
• Xilinx Virtex-4 Libraries Guide for HDL Designs : http://www.xilinx.com/itp/xilinx8/books/docs/v4ldl/v4ldl.pdf
• Unofficial FPGA Editor video tutorial: http://www.billauer.co.il/xilinx-fpga-editor-video-tutorial-guide.html