一种基于TMS320F2812的电机转速测量方法

摘要

基于TMS320F2812的正交编码电路和光电编码器,提出一种电机转速的数字测量方法.介绍其软硬件的实现方法,并在实际系统中验证其测量精度和响应特性.实验结果显示:该测量方法具有精度高、响应快等特点.%A new digital measurement method of motor-rotating-speed was put forward based on the quadrature encoder of TMS320F2812 and photoelectric encoder.The implementations of hardware and software were introduced.The measuring precision and response characteristic were checked in an actual system.The experimental result shows that the method has the virtues of high detecting precision and fast response and so on.