Learn ESP32 with Arduino IDE
This is a practical course where you’ll learn how to take the most out of the ESP32 using the Arduino IDE. This is our complete guide to program the ESP32 with …
ESP32 MQTT – Publish BME280 Sensor Readings (Arduino IDE)
Learn how to publish BME280 sensor readings (temperature, humidity and pressure) via MQTT with the ESP32 to any platform that supports MQTT or any MQTT client. As an example, we’ll …
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ESP32 Digital Inputs and Digital Outputs (Arduino IDE)
In this getting started guide you’ll learn how to read digital inputs like a button switch and control digital outputs like an LED using the ESP32 with Arduino IDE. Prerequisites …
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ESP32 MQTT – Publish DS18B20 Temperature Readings (Arduino IDE)
Learn how to publish DS18B20 temperature readings via MQTT with the ESP32 to any platform that supports MQTT or any other MQTT client. As an example, we’ll publish sensor readings …
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ESP8266 NodeMCU NTP Client-Server: Get Date and Time (Arduino IDE)
In this tutorial you’ll learn how to get date and time from an NTP server using the ESP8266 NodeMCU with Arduino IDE. Getting date and time is useful in data …
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ESP8266 NodeMCU Digital Inputs and Digital Outputs (Arduino IDE)
In this getting started guide you’ll learn how to read digital inputs like a button switch and control digital outputs like an LED using the ESP8266 NodeMCU board with Arduino …
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ESP32 NTP Client-Server: Get Date and Time (Arduino IDE)
Learn how to request date and time from an NTP Server using the ESP32 with Arduino IDE. Getting date and time is useful in data logging projects to timestamp readings. …
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ESP32-CAM Camera Boards: Pin and GPIOs Assignment Guide
ESP32 development boards with camera are becoming popular with the maker community. There are different models of ESP32 Camera boards with different features. Each ESP32 Camera dev board uses different …
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ESP32-CAM Connect External Antenna (Extend Wi-Fi Coverage)
The ESP32-CAM comes with an on-board Wi-Fi antenna, but it also has an IPEX connector if you want to use an external antenna. Using an external antenna can solve problems …
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ESP32-CAM AI-Thinker Pinout Guide: GPIOs Usage Explained
The ESP32-CAM is a development board with an ESP32-S chip, an OV2640 camera, microSD card slot and several GPIOs to connect peripherals. In this guide, we’ll take a look at …
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Change ESP32-CAM OV2640 Camera Settings: Brightness, Resolution, Quality, Contrast, and More
This guide shows how to change the ESP32-CAM OV2640 camera settings such as contrast, brightness, resolution, quality, saturation and more using Arduino IDE. The instructions in this tutorial work 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 …
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Getting Started with ESP-NOW (ESP8266 NodeMCU with Arduino IDE)
In this article, we’ll show you how you can use ESP-NOW to exchange data between ESP8266 NodeMCU boards programmed with Arduino IDE. ESP-NOW is a connectionless communication protocol developed by …
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ESP32/ESP8266 Thermostat Web Server – Control Output Based on Temperature
In this project, you’ll build an ESP32 / ESP8266 Thermostat Web Server with an input field to set a temperature threshold value. This allows you to automatically control an output …
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ESP32 Send Emails using an SMTP Server: HTML, Text and Attachments (Arduino IDE)
Learn how to send emails with the ESP32 using an SMTP Server. We’ll show you how to send a simple email with HTML or raw text and how to send …
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