Hello, I tried everything I know to install a bootloader in a lot of atmega328-pu chip I have, but I always had errors, in Arduino IDE and with the command line of avrdude... the signature of the diveces are 0x010305. My programmer is a AVRISPMKII. Anyone can help me please... Tkx.

ATMEGA328-PU

septillion September 27, 2016, 1:52pm 2

So please describe what you tried and how it's connected

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