Random Nerd Tutorials
Learn ESP8266, ESP32, Arduino, and Raspberry Pi
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Latest posts
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ESP-IDF: ESP32 Web Server – Output Control
This guide shows how to build a local web server with the ESP32 programmed with ESP-IDF that serves a simple HTML web page with two buttons to control one GPIO ... CONTINUE READING » The post ESP-IDF: ESP32 Web Server – Output Control first appeared on Random Nerd Tutorials .
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Learn ESP-IDF with ESP32: The Beginner’s Guide (eBook)
ESP-IDF is Espressif’s official framework for programming ESP32 boards. Learn the fundamentals with easy-to-follow examples: interact with GPIOs, Communication Protocols, Wi-Fi, Bluetooth, Deep Sleep, ESP-NOW, and more. GET THE EBOOK ... CONTINUE READING » The post Learn ESP-IDF…
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ESP32 Chip Guide 2026: Which Should You Actually Use? (ESP32 vs ESP32-S3 vs ESP32-C6, etc)
Which ESP32 chip should you use? Currently, Espressif lists 14 chips in the ESP32 family. Eleven are in mass production (ESP32, S2, S3, C2, C3, C5, C6, C61, H2, P4, ... CONTINUE READING » The post ESP32 Chip Guide 2026: Which Should You Actually Use? (ESP32 vs ESP32-S3 vs…
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ESP32 with SHT41: Get Temperature and Humidity (Arduino IDE)
Learn how to interface the SHT41 temperature and humidity sensor with the ESP32 programmed using the Arduino IDE. This is one of the sensors with the best price performance ratio ... CONTINUE READING » The post ESP32 with SHT41: Get Temperature and Humidity (Arduino IDE) first…
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ESP32 Matter: Control On/Off Light (Arduino) – Works with Alexa, Apple Home, Google, etc…
This guide shows you how to create a Matter compatible on/off light device that controls an ESP32 GPIO programmed using Arduino IDE. The device can be commissioned into Apple Home, ... CONTINUE READING » The post ESP32 Matter: Control On/Off Light (Arduino) – Works with Alexa,…
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ESP-IDF: Read and Set ESP32 MAC Address
This guide shows how to get the ESP32 board MAC Address using ESP-IDF. We’ll get the following MAC addresses: the base (factory default), Wi-Fi station, Wi-Fi SoftAP, and Bluetooth. We’ll ... CONTINUE READING » The post ESP-IDF: Read and Set ESP32 MAC Address first appeared on…
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ESP32 with INMP441 I2S Omnidirectional Microphone Module (Arduino IDE)
In this getting started guide, you’ll learn how to use the INMP441 I2S omnidirectional microphone with the ESP32 using Arduino IDE. We’ll cover how to wire the sensor to the ... CONTINUE READING » The post ESP32 with INMP441 I2S Omnidirectional Microphone Module (Arduino IDE)…
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ESP32 with MAX30102: Pulse Oximeter and Heart Rate Sensor (Arduino IDE)
This tutorial is a getting started guide to interface the MAX30102 pulse oximeter and heart rate sensor with the ESP32 programmed with the Arduino IDE. This sensor can measure heart ... CONTINUE READING » The post ESP32 with MAX30102: Pulse Oximeter and Heart Rate Sensor…
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ESP32: WS2812B 8×8 Matrix Shape Editor Web Server (Arduino IDE)
In this project, we’ll create a Matrix Shape Editor for an 8×8 WS2812B LED matrix running on an ESP32 board. The ESP32 connects to your Wi-Fi and it serves a ... CONTINUE READING » The post ESP32: WS2812B 8×8 Matrix Shape Editor Web Server (Arduino IDE) first appeared on Random…
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ESP-IDF: ESP32 Web Server Access Point (AP) Mode
This guide shows how to build a local web server in Access Point (AP) mode with the ESP32 programmed with ESP-IDF that serves a simple HTML web page. This web ... CONTINUE READING » The post ESP-IDF: ESP32 Web Server Access Point (AP) Mode first appeared on Random Nerd Tutorials…