The time of high level and the cycle for input pulse was measured with micro-controller to calculate duty cycles.

单片机通过测量输入脉冲的高电平时间及周期而实现占空比测量。

youdao

The time of high level and the cycle for input pulse was measured with micro-controller to calculate duty cycles.

单片机通过测量输入脉冲的高电平时间及周期而实现占空比测量。

youdao