so tinkercad has circuit designand arduno now, a real arduino is $20, IDE is free, fritzing is free and does all the exact same layout stuff locally, you save your files and keep them forever.

CGA monitors may not be an amazing technological advance these days, but they can generally be found very cheaply. Additionally, they have a DB-9 connector and work off of TTL ranges (0-5VDC) makin… ...

You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial Monitor window as 0 or 1, 0 meaning the button is not pressed and 1 that the button is ...

Serial Port Monitor from Eltima. The Serial Port Monitor software tool from Eltima Software is, in fact, a professional port sniffer and analyzer system utility good for RS232/RS422/RS485 port ...

Monitor Toilet Occupancy with An Arduino. Shep McAllister. July 28, 2013 ... Their attractive setup incorporates a motion sensor in each bathroom hooked up to a wireless Arduino board.

Arduino Candy Bowl Monitor (video) 2:28 pm October 10, 2016 By Julian Horsey. If you have started preparing for this year’s Halloween celebrations you might be interested in a new little Arduino ...