In this project, you’ll create a web page that displays sensor readings in a plot that you can access from anywhere in the world. In summary, you’ll build an ESP32 …
This is a quick guide showing how to erase the ESP32 flash memory to restore it to its original state. This might be useful if you want to delete any …
In this guide, we’ll show you seven different ways to send notifications with the ESP32. We’ll cover sending SMS, emails, WhatsApp messages, and Telegram messages. We’ll show you different options …
This guide shows how to send SMS with the ESP32 using an online service called Twilio. With this service, you can send SMS with the ESP32 without needing a GSM …
In this guide, you’ll learn how to make HTTPS requests with the ESP32. We’ll introduce you to some HTTPS fundamental concepts and provide several examples (with and without certificates) using …
This article is a quick and simple introduction to HTTPS and SSL/TLS encryption with the ESP32 and ESP8266 NodeMCU board. We’ll take a look at some concepts and terms that …
In this guide, you’ll learn how to send messages to your WhatsApp account with the ESP32. This can be useful to receive notifications from the ESP32 with sensor readings, alert …
The ESP32 supports several different wireless communication protocols. Each protocol has its advantages and disadvantages and one can be more suitable than the other depending on the application. This guide …
In this guide, you’ll learn how to encrypt ESP-NOW messages exchanged between ESP32 boards. ESP-NOW uses the CCMP method for encryption using a Primary Master Key (PMK) and Local Master …
This guide shows how to build an ESP32 web server and use ESP-NOW communication protocol simultaneously. We’ll show you how to establish a two-way communication between the master (web server) …
In this quick guide, you’ll learn how to get GPS data with the LILYGO T-SIM7000G ESP32 board using Arduino IDE. This tutorial is also compatible with a “regular” ESP32 connected …
Get started with the ESP32 and the SIM7000G LTE/GPS/GPRS module. Throughout this tutorial, we’ll use the LILYGO T-SIM7000G ESP32 board that combines the ESP32 chip, the SIM7000G module, microSD card …
Get started with Deta Base using the ESP32 board. Deta Base is a NoSQL database. It is unlimited, free, and easy to use. Additionally, it requires minimal setup. So, it’s …
This is a simple guide about SPI communication protocol with the ESP32 using Arduino IDE. We’ll take a look at the ESP32 SPI pins, how to connect SPI devices, define …