D0WD, a low-cost alternative to LilyGo T-Display, lets you mirror your desktop monitor over Wi-Fi with an ESP32 ...

Macropads can be as simple as a few buttons hooked up to a microcontroller to do the USB HID dance and talk to a PC. However, ...

I test TVs for a living, and year after year, Samsung is one of the most reliable brands I review. The company offers TVs across just about every budget, screen size, and display type. Of course, not ...

In this tutorial we will learn how to program serial port of a windows PC using Java programming language. The PC will communicate with an Arduino connected to the USB virtual Serial port of the PC ...

A primary student learns first aid skills under the guidance of a volunteer from a local Red Cross society in Handan, Hebei province, on Thursday. [Photo by Hao Qunying/for China Daily] With wider ...