Obstacle Avoidance Robot Using Arduino

Overview Before building the robot, it is important to understand how the ultrasonic sensor works because this sensor will play an important role in obstacle detection. The basic principle behind the operation of an ultrasonic sensor is to record the time it takes for the sensor to transmit ultrasound and receive ultrasound after touching a…

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Watchdog Timer In STM32

Overview In this tutorial, we will see how to use IWDG (Independent Monitor) and WWDG (Window Monitor) in STM32. Both monitors are used for a similar purpose, but the difference is in their implementation. The main difference between the two is that a standalone watcher can be reset at any time before it times out,…

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Home Automation Using ESP8266 and Blynk

Overview In this NodeMCU ESP8266 project, I demonstrated how to build a home automation system using the NodeMCU app and Blynk. With this IoT project, you can control four home appliances from a smartphone. If WiFi is not available, you can control the lighting manually. Required Hardware Components Hardware Software: Bill of Materials S.No COMPONENTS…

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How To Blink Led Using ESP32

Overview Step 1: You must first download and install the Arduino IDE, which you can download from https://www.arduino.cc/en/Main/Software for free. If you have already installed the Arduino IDE on your computer, make sure it is the latest version of the IDE because the older version does not include the ESP32 board. Step 2 – After…

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