Each buzzer consists of an Arduino Pro Mini 3.3 V, a nRF24L01, and of course a big pushbutton on the top. Each one is powered by a 110 mAh 3.7 V LiPo battery, though [Flute Systems] notes that the ...

Using an Arduino Pro Mini, a handful of buttons, and a standard TFT display, [Ricardo] has put together a serviceable little receiver with a fairly impressive user interface. We especially like ...

Convention Center Guneet Bedi, SVP and GM of the Americas, included as a featured speaker Expo booth to feature Arduino PRO — an open hardware-to-cloud IoT ecosystem for commercial and ...