ESP32-CAM QR Code Reader User Management System (Web Server)
In this project, you’ll build a QR code user management system with a web server that runs on an ESP32-CAM. The ESP32-CAM is constantly using its camera to scan for …
ESP32 Email Alert Based on Temperature Threshold (change values on web server)
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 …
ESP32 with NEO-M8N GPS Module: GPS Logger and Display on Google Earth
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, …
ESP32-CAM PIR Motion Detector with Photo Capture (saves to microSD card)
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, …
ESP8266 NodeMCU with NEO-M8N GPS Module (Arduino IDE)
Learn to interface the NEO-M8N GPS Module with the ESP8266 NodeMCU board programmed with Arduino IDE to get GPS data: latitude, longitude, altitude, UTC time, number of visible satellites, and …
Arduino Digital Clock with DS3231 RTC and OLED Display
In this project, you’ll learn how to create a digital clock with the Arduino using the DS3231 Real Time Clock (RTC) module and an OLED display. We’ll provide you with …
ESP8266 NodeMCU: DS3231 Real Time Clock Module (RTC) — Getting Time and Setting Alarms
Learn how to interface the DS3231 Real Time Clock Module with the ESP8266 to get time and set alarms. The DS3231 RTC module is a great module for accurate timekeeping, …
ESP32-CAM QR Code Reader/Scanner (Arduino IDE)
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 …
Arduino with DS3231 Real Time Clock (RTC): Getting Time and Setting Alarms
Learn how to use the DS3231 Real Time Clock module with the Arduino board. The DS3231 RTC module is useful for accurate timekeeping, it also allows you to set alarms, …
ESP32 Light Sleep Mode and Wake-Up Sources (Arduino IDE)
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 …
ESP32/ESP8266: Run Daily Task at Specific Time (Arduino IDE)
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 …
ESP32: Wake-Up From Deep Sleep using External Alarms (DS3231 RTC)
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 …
ESP32: Guide for DS3231 Real Time Clock Module (RTC) — Getting Time and Setting Alarms
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 …
Arduino with NEO-M8N GPS Module: Get Latitude, Longitude, Altitude, Date and Time
In this guide, you’ll learn how to interface the Arduino board with NEO-M8N GPS module. You’ll learn how to connect the module to the board and how to program it …