ESP32 features a builtin WiFi and Bluetooth capabilities. In this tutorial, we will focus to the Bluetooth classic because Bluetooth LE deserves a separate tutorial. Circuit Diagram: Video Demonstration: If … Read More
Last time, I posted tutorial on how to use the ESP32 configured as WiFi Station. In order for us to control something in our web server, we need to connect … Read More
ESP32 has a WIFI capability where we can take advantage for controlling anything remotely In this tutorial we will learn how to use ESP32 to host a website for controlling … Read More
In this tutorial, you will be able to use the SIM800L GSM module for controlling anything through SMS. To do that, we just need to parse the incoming SMS from … Read More
In this article, I will discuss how we can use a matrix keypad for text entry purposes which is similar to T9 keypad used by Nokia and other bar phones. … Read More
Keypad is commonly use in devices like ATM machine, microwave oven, safety vault, security door lock, and many more. In this tutorial we will focus on the most popular to … Read More
In this project idea, we will create a simple voltmeter by taking advantage of the Arduino’s analog to digital converter. The problem is it can only measure up to 5V, … Read More
