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Ships within 48 hours · Estimated delivery Sep 27 - Oct 2
For Your Every Summer RSVP, with Code: SUMMER15
Description
WYPH Ultrasonic Module HC-SR04 Distance Measuring Ranging Sensor for Arduino UNO for Mega R3 for Mega2560 Duemilanove Nano Robot Pack of 10pcsWYPH Ultrasonic Module HC SR04 Distance Measuring Ranging Sensor for Arduino UNO for Mega R3 for Mega2560 Duemilanove Nano Robot Pack of 10pcs There are 4 pins out of the module: VCC , Trig, Echo, GND. So it's a very easy interface for controller to use it ranging. The all process is: pull the Trig pin to high level for more than 10us impulse, the module start ranging; Finish ranging, If you find an object in front, Echo pin will be high level, and

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