说明：  Nexys 4 DDR是一款Digilent多孔RAM-based Nexys开发板的简易替代品。搭载Xilinx?Artix?-7 FPGA芯片，Nexys 4 DDR是一个打开即用型的数字电路开发平台，帮助使用者能够在课堂环境下实现诸多工业领域的应用。相比早期版本，经优化后的Artix-7 FPGA芯片能够实现更高性能的逻辑，并且能提供更多的容量，更好的性能以及更丰富的资源。配有高容量的大型FPGA芯片（Xilinx产品编号XC7A100T-1CSG324C）并集成了USB，以太网和其它端口，Nexys 4 DDR开发板能实现从理论型组合电路到强大的嵌入式处理器的多种设计。几个内置的外设：包括一个加速度计，一个温度传感器，微机电系统数字麦克风，扩音器和大量的I/O设备使Nexys 4 DDR在不需要任何其它组件的情况下就能满足广泛的设计需求。
(Nexys 4 DDR is a simple alternative to Digilent porous RAM based nexys development board. With Xilinx artix Gamma -7 FPGA chip, nexys 4 DDR is a ready to use digital circuit development platform, which helps users to realize many industrial applications in the classroom environment. Compared with earlier versions, the optimized artix-7 FPGA chip can achieve higher performance logic, and provide more capacity, better performance and more resources. Equipped with a large FPGA chip with high capacity (Xilinx product number xc7a100t-1csg324c) and integrated with USB, Ethernet and other ports, the nexys 4 DDR development board can realize a variety of designs from theoretical combined circuit to powerful embedded processor.)