It is the reimplementation of the standard Arduino LCD library, configured to work with parallel HD44780 compatible LCDs, and interfaced via a Chinese PCF8574 I2C serial extender. *) The function is ...

Probably one of the quickest and easiest ways to increase your home’s curb appeal is to add a little extra touch to your house numbers. This doesn’t mean that you have to go out and buy new numbers ...

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 ...