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Random Nerd Tutorials: Random Nerd Tutorials | Learn ESP32, ESP8266, Arduino, and Raspberry Pi

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ESP-IDF: ESP32 Capacitive Touch Sensor Pins

This guide shows how to use the ESP32 capacitive touch pins with ESP-IDF. The ESP32 touch pins can sense variations in anything that holds an electrical charge (like when touching ...

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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 ...

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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, ...


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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 ...


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ESP32 Matter: Control On/Off Light (Arduino) – Works with Alexa, Apple Home, Google, etc…
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