A YouTube builder shows off how he created an Arduino board that's 7x larger than the real thing... powered by a hidden ...
"I do not approve of anyone making this themselves. I don't condone that behaviour. It's incredibly dangerous and I'm not liable." ...
Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, and turning off when the sensor is released. The testing of the keys ...