基于单片机的dds信号设计,用的芯片是AD9854，程序完善-Dds signal based on single chip design, chip AD9854, perfect program

文件有dds模块核心AD9854芯片的程序，包含一个任意波形(ASK,FSK,PSK,AM,FM)发生的源码程序。-Dds file with the core module chip AD9854 driver and testing procedures, but also contains an arbitrary waveform of the source program.