SODIAL (R) HC-SR04 distance measuring sensor module ultrasonic Arduino

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  • Accurate sensor  

    SODIAL (R) HC-SR04 Distance Measuring Ultrasonic sensor module for Arduino (Electronics)
    This sensor is accurate to the centimeter and has a very narrow angle of view in front of him! Here is the code of a program to capture its values: int trig = 7; echo int = 8; time int = 0; int distance = 0; void setup () { pinMode (trig, OUTPUT); //
    Buy at Amazon.com

  • very accurate for a story so cheap  

    SODIAL (R) HC-SR04 Distance Measuring Ultrasonic sensor module for Arduino (Electronics)
    very accurate for a story so cheap. (2-3 cm margin, according to setting) used to detected obstacles in an amateur robot project.
    Buy at Amazon.com