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View Code? Open in Web Editor NEW我们利用超声波模块进行对前方障碍物的探测,超声波模块具有收发超声波的功能,我们用它收发超声波的时间差来计算出障碍物离小车的距离。小车的报警极限距离为40厘米,如果障碍物在小车前方40厘米内,则小车上的蜂鸣器会报警,小车执行一个break的动作,在通过pwm调速来完成一个向右的转向,从而实现避开障碍物的功能。
我们利用超声波模块进行对前方障碍物的探测,超声波模块具有收发超声波的功能,我们用它收发超声波的时间差来计算出障碍物离小车的距离。小车的报警极限距离为40厘米,如果障碍物在小车前方40厘米内,则小车上的蜂鸣器会报警,小车执行一个break的动作,在通过pwm调速来完成一个向右的转向,从而实现避开障碍物的功能。
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