使用FPGA来控制DDS信号的产生，从而达到高频信号产生的目的。使用的DDS芯片为AD9852，在QuartusII下编写。-Using the FPGA to control the DDS signal generation, so as to achieve high-frequency signal generation purposes. Use of DDS chip AD9852, in the QuartusII prepared.

AD9852，DDS芯片接收数据逻辑。（Verilog语言）-AD9852, DDS chips receive data logic. (Verilog language)

DDS use AD9852 with vhdl for director