This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Here is the schematic diagram of a Human-following robot circuit. This design incorporates three ultrasonic sensors, allowing distance measurements in three directions front, right, and left. These ...

Configurable sensitivity: Users can adjust the sensitivity of the ultrasonic sensors to control the response distance ... motor driver, and Arduino as per the provided circuit diagram. Upload Code: ...

🚦 Smart Traffic Control System ... Requirements Arduino Mega 2560 Arduino Nano RFID Module (RC522) with Tags Ultrasonic Sensors (HC-SR04) - 4 or more LEDs (Red, Yellow, Green) & Resistors Jumper ...