electronic frequency counter 电子频率计数器 electronic frequency meter 电子频率计 electronic function generator 电子式函数发生器 ..
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数字频率计是近代电子技术领域的重要测量工具之一，同时也是其他许多领域广泛应用的测量仪器。
Digital cymometer is one of the important measurement tools in the field of modern electronic technology, it is also widely used in many other areas of the measuring instruments.
文章以等精度频率计为例引入单片机和CPLD结合设计电子系统的方法，并给出原理框图和仿真波形。
Tlus paper introduces a way to realize the equal accuracy frequency accounts with MCU and CPLD. and provides with the frame principle of frame as well as simulated wave.
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