Li Xiao
Abstract
This essay mainly introduced the basic principle of DDS and the design of signal generator system which is based on DDS chip of AD9850 controled by a singlechip STC89C52.Experiment results indicate that the system can generate steady sine wave,square wave and triangular wave.
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This essay mainly introduced the basic principle of DDS and the design of signal generator system which is based on DDS chip of AD9850 controled by a singlechip STC89C52.Experiment results indicate that the system can generate steady sine wave,square wave and triangular wave.
Key concepts: Signal generator, Sine wave, Square wave, Generator (circuit theory), Function generator, SIGNAL (programming language), Sine, Computer science