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. …
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. …
This tutorial is a step-by-step guide that shows how to build a standalone ESP8266 Web Server that controls two outputs (two LEDs). This ESP8266 NodeMCU Web Server is mobile responsive …
This is a in-depth guide for the DS18B20 temperature sensor with ESP8266 using Arduino IDE. We’ll cover how to wire the sensor, install the required libraries, and write the code …
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 …
This tutorial shows how to display images (.png and .jpg) in your ESP32 or ESP8266 web servers using Arduino IDE. We cover how to embedded images in an asynchronous web …
In this guide you’ll learn how to use the BME280 sensor module with the ESP32 and ESP8266 to get pressure, temperature and humidity readings using MicroPython firmware. We’ll build a …
The ESP32 comes not only with Wi-Fi but also with Bluetooth and Bluetooth Low Energy (BLE). This post is a quick introduction to BLE with the ESP32. First, we’ll explore …
The ESP32 comes with Wi-Fi, Bluetooth Low Energy and Bluetooth Classic. In this tutorial, you’ll learn how to use ESP32 Bluetooth Classic with Arduino IDE to exchange data between an …
In this project you’ll create a standalone web server with an ESP8266 that displays the temperature and humidity with a DHT11 or DHT22 sensor using the Arduino IDE. The web …
This article is a guide for the ESP8266 GPIOs: pinout diagrams, their functions and how to use them. The ESP8266 12-E chip comes with 17 GPIO pins. Not all GPIOs …
In this tutorial, you’re going to learn how to create a simple web server with the ESP32 or ESP8266 to display readings from the DHT11 or DHT22 temperature and humidity …
This tutorial shows how to use the DHT11 or DHT22 temperature and humidity sensors with the ESP32 and ESP8266 development boards using MicroPython firmware. DHT Module Usage There is a …
This tutorial shows how to control the ESP32 and ESP8266 GPIOs as digital inputs and digital outputs using MicroPython firmware. As an example, you’ll learn how to read the value …
Learn how to program the ESP32 and ESP8266 with MicroPython, a re-implementation of Python 3 programming language targeted for microcontrollers. This is one of the easiest ways to program your ESP32/ESP8266 boards!