摘要
目前市场上的节拍器一般节拍速度调节不便,价格较高。本节拍器以AT89C51单片机为控制核心,充分利用其中断和定时系统,通过汇编语言程序设计,控制外部相关硬件电路,定时产生鼓点,并且实现了对电子音乐节拍的调节,音色优美。使用者还可以通过数码管显示器,很清楚的看到目前的节拍速度,精度较高。本节拍器可为音乐爱好者培养乐感,也可作为专业人士音乐创作或者歌声伴奏中的节拍产生器。
Metronomes in current market are inconvenient of the rhythm speed adjustment, and are always expensive. AT89C51 is used as control core of this metronome. The timer and intermit system of it are fully made use of in the metronome. Programming in assemble language on it, the SCM controls the relative hardware in exterior circuit, realizing the timing drum points and the rhythm adjustment of electronic music. It is easy to get the speed of the rhythm clearly in the LED with high precision. The metronome can be used as a rhythm generator in the professional music creation or the singing accompaniment and it may also improve the musical sense for music amateur.
出处
《电子测量技术》
2008年第3期176-179,共4页
Electronic Measurement Technology
