Hello all! Ryan here. I've got a question... I'm powering my arduino with a 10.5V DC wall-transformer that I procured from my local thrift store. Is it ok to leave my arduino on for extended periods of time with this input voltage? I know that the hardware page for the UNO ( http://arduino.cc/en/M…

Leaving My Arduino On For Extended Periods?

Grumpy_Mike April 30, 2012, 3:50am 6

is it ok to have the 5V power supply connected directly to the 5V and GND pins on the arduino?

Yes.