Hi All, I have here an Arduino Duemilanove and it was working properly before. As I am working on a project that requires a solar photovoltaic system, I plugged the 12V dc supply into the arduino and it shows a proper display on my lcd, however, after a while I got these black boxes on the first r…

Arduino duemilanove not working

CrossRoads September 30, 2012, 5:47am 2

What do you measure at the 5V header pin when 12V power is supplied?

Topic		Replies	Views
Can i add 12v ps to Arduino Duemilenove? Troubleshooting	2	674	May 6, 2021
Is my Arduino duemilanove broken? IDE 1.x	2	762	May 5, 2021
Duemilanove not running with external power supply Troubleshooting	26	6426	May 6, 2021
5V gives 3.5V is board broken? :( Frequently-Asked Questions	24	10180	May 6, 2021
Arduino not functioning with external power Troubleshooting	7	1435	May 6, 2021