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Author Topic: Using an Arduino as ISP - Question about the fuse  (Read 513 times)
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Hi all, I would like to programm an ATMEGA 328P-PU like in this link:
Can i use an external oscillator or have i to use the internal one?

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A virgin atmega328p chip will use the internal oscillator, which make programming it really easy. It is only after you have changed the fuse bytes to require a crystal/ceramic resonator or an external oscillator that you need to worry about providing those components or the external clock.

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