| 基于FPGA的多路信号源设计与实现 |
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| 引用本文： | 齐彩利,宋鹏,齐建中.基于FPGA的多路信号源设计与实现[J].无线电工程,2010,40(4):19-21,25. |
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| 作者姓名： | 齐彩利 宋鹏 齐建中 |
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| 作者单位： | 北方工业大学,信息工程学院,北京,100144 |
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| 摘 要： | 某型号遥测数据采集器在实验和测试时,需要开发一种能够产生多种输入信号的信号源。由单片机作为控制核心,基于FPGA、利用直接频率合成技术产生8路正弦信号。信号源各路信号的频率和幅度均可调,通过键盘设置可以5Hz为一个步进设定各个正弦信号的频率,液晶显示器能够显示当前状态和各个信号的频率。此信号源能同时实现多路信号的输出,信号精度高,在其他测试实验中也具有良好的应用前景。
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| 关 键 词： | DDS FPGA 信号源 单片机 |
Design and Implementation of Multi-channel Signal Source Based on FPGA |
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| QI Cai-li,SONG Peng,QI Jian-zhong.Design and Implementation of Multi-channel Signal Source Based on FPGA[J].Radio Engineering of China,2010,40(4):19-21,25. |
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| Authors: | QI Cai-li SONG Peng QI Jian-zhong |
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| Affiliation: | QI Cai-li,SONG Peng,QI Jian-zhong (School of Information Engineering,North China University of Technology,Beijing 100144) |
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| Abstract: | A multi-channel signal sources is needed in the experiments and testing of a telemetry data collector.It can produce 8 channels of sinusoidal signals based on FPGA and direct frequency synthesis technology controlled by MCU.The frequency and amplitude of each channel of signal can be adjusted.The frequency of each sine wave can be set by the keyboard,and the current status and the frequency of each channel of signal can be displayed on LCD.This signal source can output multi-channel signal with high precisi... |
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| Keywords: | DDS FPGA |
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