Here are instructions for making a LED strip that can be controlled via an Web API. The strip can show any color combination with red, green and blue LEDs: The LED API can receive a number of commands ...
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 ...
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