In this project we have used an Arduino and Ultrasonic Sensor to determine the distance of an obstacle from the sensor. Basic principal of ultrasonic distance measurement is based on ECHO.

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 ...

BMP180-PressureMeasurement: Demonstrates how to measure pressure, altitude, and temperature using the BMP180 sensor module with Arduino. HCSR04-DistanceMeasurement: Demonstrates how to measure ...

An infrared proximity sensor or IR Sensor is an electronic device that emits infrared light to detect objects and motion in Arduino projects. This active IR sensor module is perfect for obstacle ...

Implement the code required to establish a Wi-Fi connection to ThingSpeak using the ESP32's Wi-Fi module. Update the code to send the received distance data to the appropriate channel and field using ...

A ToF laser ranging sensor module uses laser pulses to measure the distance between itself and a target object. The WisBlock RAK12014 ToF laser ranging sensor module is based on STMicro VL53L0X, the ...

The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor module. The soil moisture sensor module , built around the LM393 comparator, gives ...

Proximity Sensor Switch – Circuit Diagram The circuit diagram of the wireless load control unit is shown in Fig. 2. This design is based on Arduino Nano board and built around an I2C LCD (module1). It ...