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A Signal Generator Based on AD9850

Xiao Han-bo

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Abstract

An important frequency synthesis technology with such advantages as high frequency resolution and fast frequency conversion,DDS has found wide application in radar and communication field.In this paper,the principle and features of AD9850 are introduced.How to design a signal generator with quadrature phase and frequency variation between 0 and 50 kHz is presented.The hardware interface and software flowchart of AD9850 and MCS51 one-chip computer are given.

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What this paper is about

An important frequency synthesis technology with such advantages as high frequency resolution and fast frequency conversion,DDS has found wide application in radar and communication field.In this paper,the principle and features of AD9850 are introduced.How to design a signal generator with quadrature phase and frequency variation between 0 and 50 kHz is presented.The hardware interface and software flowchart of AD9850 and MCS51 one-chip computer are given.

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Available abstract

An important frequency synthesis technology with such advantages as high frequency resolution and fast frequency conversion,DDS has found wide application in radar and communication field.In this paper,the principle and features of AD9850 are introduced.How to design a signal generator with quadrature phase and frequency variation between 0 and 50 kHz is presented.The hardware interface and software flowchart of AD9850 and MCS51 one-chip computer are given.

Key concepts: Signal generator, Flowchart, Electronic engineering, Computer science, Software, Generator (circuit theory), SIGNAL (programming language), Radar

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