Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
请教下如何输出指定脉冲个数的PWM?
我们硬件上没有计数的功能,可以应用time中断实现一下