ESP32-CAM Take Photo and Display in Web Server
Learn how to build a web server with the ESP32-CAM board that allows you to send a command to take a photo and visualize the latest captured photo in your …
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ESP32 I2C Communication: Set Pins, Multiple Bus Interfaces and Peripherals (Arduino IDE)
The ESP32 has two I2C bus interfaces that can serve as I2C master or slave. In this tutorial we’ll take a look at the I2C communication protocol with the ESP32 …
ESP32 Pinout Reference: Which GPIO pins should you use?
The ESP32 chip comes with 48 pins with multiple functions. Not all pins are exposed in all ESP32 development boards, and there are some pins that cannot be used.
ESP32/ESP8266 Publish Data to Raspberry Pi LAMP Server
In this project you’ll build an ESP32 or ESP8266 client that makes an HTTP POST request to a Raspberry Pi LAMP server (Linux, Apache, MySQL, PHP). The Raspberry Pi has …
MicroPython: ESP32/ESP8266 Access Point (AP)
Learn how to set your ESP32 or ESP8266 boards as an Access Point (AP) using MicroPython firmware. This allows you to connect directly to your ESP boards via Wi-Fi without …
ESP32 SIM800L: Send Text Messages (SMS Alert) with Sensor Readings
In this project we’re going to create an SMS notification system with the T-Call ESP32 SIM800L module that sends an SMS when sensor readings are above or below a certain …
ESP32 Publish Data to Cloud without Wi-Fi (TTGO T-Call ESP32 SIM800L)
This project shows how to connect the TTGO T-Call ESP32 SIM800L board to the Internet using a SIM card data plan and publish data to the cloud without using Wi-Fi. …
Input Data on HTML Form ESP32/ESP8266 Web Server using Arduino IDE
In this guide, you’ll learn how to create an ESP32/ESP8266 web server with three input fields to pass values to your ESP using an HTML form. Then, you can use …
ESP32 Built-In Hall Effect Sensor with Arduino IDE and MicroPython
The ESP32 development board features a built-in hall effect sensor that detects changes in the magnetic field in its surroundings. This tutorial shows how to use the ESP32 hall effect …
ESP32 DHT11/DHT22 Web Server – Temperature and Humidity using Arduino IDE
In this project, you’ll learn how to build an asynchronous ESP32 web server with the DHT11 or DHT22 that displays temperature and humidity using Arduino IDE. The web server we’ll …
ESP32 Web Server with BME280 – Advanced Weather Station
In this tutorial you’re going to learn how to create a web server with the ESP32 to display readings from the BME280 sensor module. The BME280 sensor measures temperature, humidity, …
ESP32/ESP8266 Plot Sensor Readings in Real Time Charts – Web Server
Learn how to plot sensor readings (temperature, humidity, and pressure) on a web server using the ESP32 or ESP8266 with Arduino IDE. The ESP will host a web page with …
ESP32 DS18B20 Temperature Sensor with Arduino IDE (Single, Multiple, Web Server)
This is a in-depth guide for the DS18B20 temperature sensor with ESP32 using Arduino IDE. We’ll show you how to wire the sensor, install the required libraries, and write the …
ESP32 with Multiple DS18B20 Temperature Sensors
This guide shows how to read temperature from multiple DS18B20 temperature sensors with the ESP32 using Arduino IDE. We’ll show you how to wire the sensors on the same data …