im reciprocating the Arduino on a breadboard. i have a problem with the 5V supply. I hav visited dozens of forums and tried all the combinations of capacitors combined with 7805(for decoupling) IC that are shown in the images by various authors. Why do we need to use for capacitors first of all ? A…

Supply for handmade arduino

CrossRoads January 21, 2013, 2:43am 14

C3 lets DTR from a USB/Serial adapter perform an autoreset during serial downloads.

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