用Virtex4系列FPGA实现DDR控制器的技术介绍-With Virtex4 series FPGA to achieve DDR Controller Technology

The Nexys4 DDR board is a complete, ready-to-use digital circuit development platform based on the latest Artix-7™ Field Programmable Gate Array (FPGA) Xilinx® . With its large, high-capacity FPGA (Xilinx part number XC7A100T-1CSG324C)