脉宽调制控制技术中PWM波形程序设计方法

The PWM-waveform programming methods in pulse-duration modulation control technology

文章针对脉宽调制控制技术中PWM波形产生问题,详细描述了采用单片机定时加计数实现PWM波形的程序设计方法.该方法与传统的硬件电路产生PWM波形相比,具有更大的灵活性和实用性,能生成各种PWM波形,是实现脉宽调制控制技术的一种有效途径.

Directing toward the problems of the PWM- waveform produced in pulse- duration modulation control technology, in this paper was described in detail the PWM - waveform program design method by using the monolithic integrated circuit＇ s time ,and count. This method compare with the PWM- waveform produced by traditional hardware circuit, has more flexibility and practicality, is an effective way of implement the pulse- duration modulation control technology .