The HC-SR04 sensor is a Ultrasonic sensor. we can not use this sensor direct in a circuit. We need a microcontroller for communication with the sensor. I use arduino in this case. The HC-SR04 ...

In this project I will introduce you to the HC-SR04 Ultrasonic sensor. It works by sending sound waves from the transmitter, which then bounce off of an object and then return to the receiver. You can ...

Once the code is compiled and uploaded on the Arduino, open the Serial monitor to view the output of the system. Note: If the system does not give correct output or gives erratic readings, adjust the ...

In this review of the Maker Uno RP2040 board with the Arduino IDE we could blink LEDs, control RGB LED lights, press the user button to turn on one LED or make the buzzer output some melody, control a ...

The ultrasonic sensor acts as the input and the servo motor acts as the output, the Arduino UNO microcontroller is the main brain behind the project. ... we start the serial monitor at 9600 baud rate ...

How the Arduino ultrasonic sensor actually works. To measure distances with Arduino we can do it in different ways. There is the infrared sensor, which uses the properties of light to calculate ...

ultrasonic sensor value in LCD display with Arduino. Become a Member Become a Member. Topics . ... ultrasonic sensor value in LCD display with Arduino. ... { pinMode(triggerPin, OUTPUT); // Clear the ...