微计算机信息
微計算機信息
미계산궤신식
CONTROL & AUTOMATION
2010年
5期
161-163
,共3页
CPLD%LED点阵%频谱显示%VHDL语言
CPLD%LED點陣%頻譜顯示%VHDL語言
CPLD%LED점진%빈보현시%VHDL어언
CPLD%LED Array%Frequency Spectrogram display%VHDL language
本文基于VHDL硬件描述语言,利用CPLD器件EPM570T100C5和LED点阵屏实现了对音频信号的频谱显示,给出了设计过程、VHDL语言源程序和实验结果,拓展了CPLD在显示领域的应用.
本文基于VHDL硬件描述語言,利用CPLD器件EPM570T100C5和LED點陣屏實現瞭對音頻信號的頻譜顯示,給齣瞭設計過程、VHDL語言源程序和實驗結果,拓展瞭CPLD在顯示領域的應用.
본문기우VHDL경건묘술어언,이용CPLD기건EPM570T100C5화LED점진병실현료대음빈신호적빈보현시,급출료설계과정、VHDL어언원정서화실험결과,탁전료CPLD재현시영역적응용.
Base on VHDL hardware descriptive language, this paper realizes Frequency spectrogram display of the signal of audio frequency by using the Component EPM570T100C5 OF CPLD and LED Array, providing the designing process, VHDL language pro-cedure and the result of Experiment, and expanding the application of CPLD in the displaying field.
