用PIC16F87X单片机实现高分辨率频率计的一种方法

A Realization Method of the High-Resolution Frequency Meter with PIC16F87X Microchip

介绍了高分辨率频率计的一种实现方法。该方法是基于PICC高级语言开发平台,采用PIC16F87X单片机,该方案具有原理简单、性能可靠、分辨率高特点,使用该方法测量低频频率时最少可以得到8位有效数字。

This article introduces a realization method of the high-resolution frequency meter, The method bases on platform which develops PICC high-lever language and uses PIC16F87X microcontroller, The simple principle and the reliable performance and the high resolution are the method＇ s characteristics; It can display 8 significant digits at least when measuring low frequency with this method,