Radar System Using ESP8266, Ultrasonic Sensor (HC-SR04), Servo Motor (SG90), and Blynk Control This project demonstrates a real-time Radar System built using the ESP8266 NodeMCU, HC-SR04 ultrasonic ...

Circuit Diagram. Circuit diagram for this IoT based vehicle parking system is given below. It involves two IR sensor, two servo motors, one ultrasonic sensor and one 16x2 LCD. Here the ESP8266 will ...

This project utilizes an ESP8266 microcontroller to measure and display the speed of a bicycle. A Hall effect sensor detects the wheel's revolutions, and a servo motor is used to visually indicate the ...

In addition, the components used in this tool design include ESP32-Cam and NodeMCU ESP8266 as a place for data processing and servo motors that function to open the automatic doorstop. This tool works ...