List of my latest Internet of Things Tutorials:

• ESP8266 Webserver Conveyor Counter
  by donsky
  September 10, 2022
  In this article, we are going to create a real-time ESP8266 Webserver object counter that displays the count thru wifi using an IR sensor.
• ESP32 Keypad Database Security System Code
  by donsky
  August 19, 2022
  This post will discuss the code of our ESP32 Keypad Database Security System and how we will control our doorlock using the keypad. This will also explain how it calls our REST API server so that we can access our database interface.
• ESP32 Keypad Database Security System – Design
  by donsky
  August 18, 2022
  This post shows how you could create your own ESP32 Keypad Doorlock mechanism using a database to store your valid keycodes.
• Arduino RFID Database Security System: Designing the Project
  by donsky
  October 9, 2020
  This article describes how to design an Arduino RFID Security System that uses the ESP8266 ESP-01 to communicate with the database