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基于Proteus与CCS仿真的音乐点阵频谱设计

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Indexed by:Journal Papers

Date of Publication:2019-08-15

Journal:实验室研究与探索

Included Journals:PKU

Volume:38

Issue:8

Page Number:71-75

ISSN No.:1006-7167

Key Words:快速傅里叶算法;音乐频谱;LED点阵;仿真与设计

Abstract:为降低LED点阵显示屏开发成本和缩短软件设计调试周期,利用Proteus电路仿真软件设计点阵屏及其驱动电路,同时联合CCS平台进行驱动代码调试.针对大学生创新实践活动,采用MSP430单片机并结合FFT算法,实现音乐信号采集与音乐频谱显示.与直接设计硬件并焊接调试相比,在此仿真环境下,学生可直接验证算法,避免因硬件设计错误无法调试的问题;同时系统电路修改灵活,可扩展设计各类点阵显示.

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