Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

Arduino has certainly made its mark in the world of DIY electronics, providing an accessible platform for a wide range of creative and interactive projects. Known for its user-friendly hardware and ...

Arduino Release v3.3.9 based on ESP-IDF v5.5.4 Arduino Release v3.3.9 based on ESP-IDF v5.5.4 ...

Hello, today I am going to review the HUSKYLENS 2, released in October 2025. It is the next generation of HUSKYLENS, an AI vision sensor equipped with a Kendryte K230 dual-core RISC-V SoC with a 6 ...

For setups that rely on stored water, clear awareness of tank level and water quality is essential. Traditional level monitors are often bulky offline devices with only simple LED indicators, while ...

I’ve just come across a no-name non-contact, high-precision 80 GHz mmWave radar sensor for liquid level detection with a 40m range, ±5mm accuracy, and Modbus communication over UART. The 0.15m to 40m ...

Abstract: Floods are one of the annual natural disasters experienced by Malaysia and the rest of the world. Destruction of infrastructure, economic losses, and casualties are among the adverse effects ...

In recent years, integrating smart home devices into your living space has never been simpler. They have become easier to set up with user-friendly apps and step-by-step guides, and some are ...

The working principle of the water level sensor module is very similar to that of a Rain Sensor. The water level sensor has three pins, runs on 5V power, and gives out the data in analog format. The ...

1. Union Pacific 2-6-0 Mogul No. 40 refills its tender from the water tank in Poulsbo on Greg Privette’s HO Olympic Logging layout. A computer-triggered servo under the water tank operates the spout ...