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我想把openmv3 m7的传感器拓展板和4个型号为HC-SR04的超声波模块连接,此超声波模块有VCC,GND,Trig,Echo4个引脚,工作电压为4.5v~5.5v。我能不能直接用杜邦线将拓展版上的3.3v供电与传感器vcc相接,echo引脚接拓展板p0,trig引脚接拓展板p1。剩下3个传感器的echo和trig分别接p2、p3、p4、p5、p6、p7?
理论上连线是这样的,但是目前还没有sr04的代码教程。