Sr04 ultrasonic sensor arduino - HC-SR04 Distance Transducer Sensor - ICStation
The basic use of an HCSR04 with an Arduino. HCSR04 to use the HCSR04 ultrasonic ranging anything back when an object is in front of the sensor.
The HCSR04 Ultrasonic Sensor is a very affordable proximitydistance sensor that has been used mainly for object avoidance in various robotics projects.
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Module main technical parameters: 1. Working Voltage: 5V(DC) 2. Static current: Less than 2mA. 3. Output signal: Electric frequency signal, high level 5V, low.
A short ultrasonic pulse is transmitted at the time 0, reflected by an object. The senor receives this signal and converts it to an electric signal. The next pulse.
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