LILYGO's T-Watch Ultra is an ESP32-S3-based smartwatch development platform that appears to be an upgrade over the previous T ...

Cheap and cheerful.

The Artemis Watch 2.0, made by CircuitMess, is a $129 programmable smartwatch designed less as a gadget you wear and more as something you can digitally rebuild into your own creation.

Rainfall sensor-relay nodes (ESP32 + LoRa + FR-04 sensor) Gateway node hosting a local dashboard Alert-only nodes that trigger a buzzer after 3 consecutive low ...

Abstract: This article presents the design, simulation, and construction of a low-power three-phase inverter using sinusoidal pulse-width modulation (SPWM), implemented with a low-cost microcontroller ...

We had already seen OpenClaw-like AI agents for ESP32 targets such as Mimiclaw and PycoClaw, but Espressif Systems has ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for analog circuits, but can fall short with programmable logic. Tools like ...

A new set of ESP32-based projects showcases the microcontroller’s adaptability, featuring builds from retro gaming devices and virtual pets to interactive LED art and AI-enhanced gadgets. The ...

With MCUs becoming increasingly more powerful it was only a matter of time before they would enable some more serious ...

AI coding replaces edit and debug with instruct and guide. Terminal plus AI replaces traditional development environments. IDEs are reduced to build and deployment tools only. My little dog Pixel does ...

Nuclear leakage detection and radiation monitoring have become critical as the world generates increasing amounts of nuclear ...

The Texas Instruments CC1101 is a very versatile, high quality and cheap transceiver, supporting a wide range of frequencies and modulations. Ready-to-use CC1101 modules are as cheap as 5.00€ and at ...