HC-SR04 bytabti aghilas 613490 CATIA V5,Rendering October 30th, 2018 HC-SR04 - Ultrasonic Sens... byJohn 8857225 STEP / IGES,Rendering May 15th, 2016 Montura Multiángulo para ... bymemo retirado 6694 SOLIDWORKS 2015,STL,Rendering
原因是 hc-sr04 模块的正常工作电压是5V 接3V是不行的 PS:出现Out of range的错误之后 在return 之前 WringPiSetup() 重新初始化一下GPIO口 就可以避免一直出现这个错误了
HC-SR04 Ultrasonic Sensor Arseniy Yavtushenko July 25th, 2018 Arduino compatible HC-SR04 Ultrasonic Sensor. Made using Autodesk Inventor 2014, STEP file included. If you encounter a problem, please let me know 500Downloads13Likes0Comments