Let’s start to design the circuit diagram ... 9 // LED signal pin #define buzzerPin 2 // Buzzer signal pin This section defines the pin connection details of the ultrasonic sensor, led, and active ...

HAL-based driver for the HC-SR04 ultrasonic sensor, implemented on an STM32F446RE Nucleo board. Key features include temperature-compensated distance calculation, pulse width validation with hardware ...

It allows a device to "hear" and determine the direction of a sound… November 23, 2024 Build a Simple Arduino RC Boat that can be Controlled Wirelessly using 433 MHz RF Modules In this project, we ...

Enables autonomous driving of a 2 or 4 wheel car with an Arduino and a Adafruit Motor Shield V2. To avoid obstacles a HC-SR04 Ultrasonic sensor mounted on a SG90 Servo continuously scans the area.

The device consists of a typical tank circuit ... Arduino. The Arduino measures the voltage of the pulse, which is proportional to the magnitude of the signal detected. A ring of Neopixel LEDs ...