The Go-To Site for Electronics Tutorials & Projects!

Learn about the ESP32-CAM's pins with a complete ESP32-CAM Pinout diagram covering all GPIO pins and peripherals like I2C and UART.

How to create an ESP32 Web Updater to upload new firmware through your browser - Code Updates all Over-The-Air Without a USB Cable!

Set up mDNS on the ESP32 using the Arduino IDE. How to access your ESP32 with a custom hostname instead of an IP address.

How to send Infrared signals with an ESP32 to control TVs, fans, and a lot more! This guide helps you build an ESP32 Universal IR Remote.

How to use an ESP32 IR Receiver to detect infrared remote control button presses. Step-by-step guide with wiring, code, and examples!

Simulate ESP32 Projects using Wokwi directly in Visual Studio Code. Set up your development environment and run virtual ESP32 projects.

Here's how to create an ESP32 I2C scanner to detect connected I2C devices and find their addresses using the Arduino IDE!

How to use interrupts on the ESP32 with the Arduino IDE? Understand what interrupts are, how they work, and how to implement them!

How to use the HC-SR501 PIR motion sensor with the ESP32 in the Arduino IDE. Step-by-step wiring, code, and motion detection project ideas!

Learn how to create a simple ESP32 Step Counter with the MP6050 Accelerometer. Full guide with wiring, code, and step-by-step explanation!

How to create an ESP32 Telegram bot that sends sensor readings to your phone! With Arduino IDE code examples and setup instructions.

Discover the pinout and technical specs of the ESP32-C3 Super Mini. Learn about its GPIOs, Specifications, and Special Features!

Program your ESP32 using PlatformIO and Visual Studio Code! Installing PlatformIO, writing your first sketch, and uploading it to your ESP32.

Trouble uploading files to ESP32 SPIFFS in Arduino IDE 2.x.x? Learn how to upload files to ESP32 SPIFFS without the Arduino IDE!

How to build an ESP32 web server LED control project using the Arduino IDE. Control an LED from your browser with a simple web interface!

How to measure distance with an HC-SR04 ultrasonic sensor using the Raspberry Pi Pico. A simple guide with wiring and code in the Arduino IDE!

How to send ESP32 HTTP requests to trigger IFTTT webhooks using the Arduino IDE. A step-by-step guide to sending GET & POST requests!

How to use the deprecated ESP32 hallRead() function to read Hall sensor values in Arduino IDE. With a simple workaround and code example!

Discover how to power ESP32 boards. Learn how to connect your ESP32 via USB, VIN, and 3V3 pins – with troubleshooting tips included!

ESP32 vs Pico 2: Compare the ESP32 with the Raspberry Pi Pico. All the key differences, benefits, and downsides to help you choose right!