timer switch relay, and RGB LED matrix controller. Each board follows the same two-board design, with a main board and a control board. The control board, which houses the ESP32 and the rotary knob, ...

A relay module is also connected to the ESP32’s GPIO 13, providing the ability to control external devices like additional lighting or security systems using gesture commands. The WS2812 LED strip is ...

The Pomdoro technique of time management has moved on a little from the tomato-shaped kitchen timer which gave it a name, as ...

A hot potato: The ESP32 chip, found in over a billion devices worldwide, contains undocumented vendor-specific commands that could potentially be misused to access device memory and manipulate ...

To prepare for an LED device treatment, skin should be freshly washed with cleanser and patted dry, says Kristina Collins, MD, a board-certified dermatologist in Austin. “Avoid applying skin ...

The cheap WLAN and Bluetooth chips from the manufacturer Espressif, ESP32, contain undocumented commands in the Bluetooth hardware communication in current firmware versions. This opens up a ...

LED technology has been used to address a number of skin issues, such as eczema, mild to moderate acne, psoriasis and sun damage in a medical setting. But the at-home LED market is on the verge of ...

“M5Stamp PLC Controller with M5StampS3” or just “M5Stack StamPLC” is a programmable logic controller (PLC) based on the StampS3A ESP32-S3 wireless module and offering 8 opto-isolated digital inputs, 4 ...

ESP32, manufactured by a Chinese company called Espressif, is a microcontroller that enables Bluetooth and Wi-Fi connections in numerous smart devices, including smartphones, laptops, smart locks ...