Water is one of our most precious resources, vital for all forms of life on Earth. Despite its importance, water wastage is a significant issue globally, contributing to water scarcity and ...

A spectrum analyzer VU meter running a 40kHz FFT on an ESP32 and outputting to a 16 x 16 FastLED matrix. The code is heavily modified from this example originally written by G6EJD who has a very ...

Discover the ultimate IoT powerhouse—Arduino Nano ESP32! Unleash creativity with C/C++ in Arduino IDE, or embrace MicroPython's simplicity. Wi-Fi, Bluetooth 5 LE, 16 MB Flash, LEDs, all in a compact ...

Maybe it's obvious but I can't find any information about the following: I'm building a 'multi room' speaker from an old vintage radio and I want to connect two displays; one for the VU-meter and one ...

You can still get moving-needle meters off the shelf if you desire that old school look in one of you projects. However, if you want a more flexible and modern solution, you could use round displays ...

The power of Espressif’s ESP32-S3 meets Arduino’s unmatched customer experience, documentation and community — all in the compact form factor of the Nano. Provides support for both Micropython and ...

In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and WiFi — are all ...

In this tutorial, we will learn how to install multiple versions of the ESP32 board package in the Arduino IDE. Once set up, you’ll have the option to choose a specific version of the ESP32 package ...

In the previous project update, you learned about enhancements to the ESP32 Energy Meter’s schematic design and PCB. This article focuses on the practical implementation and integration of the new ...