0 – Introduction Near Field Communication (NFC) technology is widely used for authentication, access control, and data transfer. In this tutorial, we’ll guide you through setting up an ESP32 with an RC522 NFC reader/writer to read and write data to NFC tags or cards. We’ll cover the required hardware, setup, and coding process using PlatformIO […]
Esp32 Tutorial: RC522 NFC Tag/Card Reader/Writer Read More »
0 – Introduction The ESP32 is a powerful microcontroller with built-in Wi-Fi, making it perfect for IoT applications. In this tutorial, we’ll show you how to control PWM (Pulse Width Modulation) from a web server hosted on the ESP32. By the end, you’ll be able to adjust an LED’s brightness using a simple slider on
Esp32 Tutorial: PWM From Web Server Read More »
0 – Introduction In this article, we’ll explore how to establish communication between two ESP32 devices using the I2C (Inter-Integrated Circuit) protocol. You’ll learn how to set up a master-slave connection, send and receive data, and implement simple I2C communication with Arduino code 1 – Hardware To follow this article, you will need two Esp32s
Esp32 Tutorial: Esp to Esp Communication with I2C Read More »
0 – Introduction The Elecrow 5” HMI Display is an embedded development module that combines a 5-inch RGB TFT LCD touch screen with the ESP32-S3-WROOM-1 microcontroller. Designed for graphical user interface (GUI) applications, it supports the LVGL library, allowing developers to build functional and responsive displays for a variety of projects. This device is well-suited
Review: CrowPanel Basic 5.0 Read More »
0 – Introduction If you’re experiencing issues with your ESP32 or simply want a fresh start, performing a factory reset is a quick and effective solution. In this guide, we’ll walk you through the process using ESPTool, ensuring your device is wiped clean and ready for new projects. If you don’t have an Esp32 yet,
Esp32 Tutorial: Factory Reset Read More »