Audio Sinusoidal Waveform Signal Generator Based on DDS Technology
Ji Qiang · Audio Engineering · 2012
Direct digital frequency synthesis(DDS) technology becomes the mainstream method of waveform synthesis.DDS chip AD9850 is used to design a Sinusoidal waveform signal generator in which the frequency are linear adjustable,and the composition of the generator and the hardware design are given,AD9850 and Single-chip Interface are discussed,and 1 Hz or 1 kHz by step concrete realization of the program is given.