Learn how to send an email alert with the ESP32 based on a temperature threshold. The ESP32 also hosts a Web Server that shows the latest sensor readings and input …
Learn to interface the NEO-M8N GPS Module with the ESP32 programmed with Arduino IDE to get GPS data: latitude, longitude, altitude, UTC time, number of visible satellites, and more. Finally, …
In this project, we’re going to make a motion sensor detector with photo capture using an ESP32-CAM. When the PIR sensor detects motion, the ESP32 wakes up, takes a photo, …
Learn how to build a QR code reader/scanner with the ESP32-CAM board programmed with Arduino IDE. The ESP32-CAM is constantly using its camera to scan for new QR codes using …
Light Sleep is one of the power-saving modes supported by the ESP32. In this guide, we’ll look at how to implement the Light Sleep mode with the ESP32 and the …
In this guide, we’ll show you how to get date and time using the ESP32 or ESP8266 to run one or multiple tasks every day at an exact time. For …
In this tutorial, you’ll learn how to wake up the ESP32 from deep sleep using an external scheduled alarm. The DS3231 RTC module will trigger an alarm at a specified …
This tutorial is a getting-started guide for the DS3231 Real Time Clock Module with the ESP32. The DS3231 RTC module is a great module for accurate timekeeping, it also allows …
In this guide, you’ll learn how to display temperature from the BME280 sensor on an ESP32 and a TFT display using LVGL (Light Versatile Graphics Library). You’ll learn how to …
In this guide, you’ll learn how to display temperature from the BME280 sensor on an ESP32 Cheap Yellow Display (CYD) using LVGL (Light Versatile Graphics Library). You’ll learn how to …
Get started with the ESP32 and the T-A7670G 4G/GPS/GPRS module. Throughout this guide, we’ll use the LILYGO TTGO T-A7670G ESP32 board that combines the ESP32 chip, the A7670G (or A7670E, …
In this project, you’ll build an RFID user management system with a web server that runs on an ESP32. The ESP32 board is connected to an MFRC522 RFID reader and …
Learn how to use the DS1307 Real Time Clock Module with the ESP32. We’ll cover how to set and read the time. You’ll learn to synchronize the time with the …
Learn how to interface the MFRC522 RFID reader module with the ESP32 board. You’ll learn how to get raw RFID data, get the RFID card UID, and add personal data …