I'm building my first standalone arduino project (atmega328 on stripboard). I power it through a 7805 regulator which has 10uF caps on input and output. The 7805 is on a separate circuit board. The wire from the 7805 to atmega328's VCC is about 20 cm (ten inches) long, quite thick (0.75mm2) wire, pl…

Standalone arduino/capacitors

fungus December 10, 2012, 6:11pm 7

MarkT:
BTW, so anything from 0.1uF to 1uF will work fine.

1uF ceramics are quite big...