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 ...

Ultrasonic sensor Arduino code with LED. ... Wiring Diagram. Arduino Code /* Created by ArduinoGetStarted.com; ... // Arduino pin connected to Ultrasonic Sensor's ECHO pin const int LED_PIN = 3; // ...

Ultrasonic Sensor Measurement: The HC-SR04 ultrasonic sensor measures the distance to an object by emitting a sound wave and measuring the time it takes for the echo to return. The sensor is connected ...

We could call it a Sonar because it is using sound, however, sonars are generally considered for use underwater. In this case, it is interesting that are used two sensors to scan the entire 360-degree ...