avrdude: stk500_getsync(): not in sync: resp=0x00avrdude: stk500_disable(): protocol error, expect=0x14, resp=0x51
I press the reset button BEFORE uploading and I release it AS SOON AS the message appears.
I always wait two seconds ( count out loud "and one and two") and then release the button.
avrdude: Expected signature for ATMEGA328P is 1E 95 0F Double check chip, or use -F to override this check.
avrdude: stk500v2_recv_mk2: error in USB receiveavrdude: verification error, first mismatch at byte 0x10f0 0xff != 0x00avrdude: verification error; content mismatch
New try to burn the bootloader. This time, the led13 was flickering but the process ended with a new error:Code: [Select]avrdude: stk500v2_recv_mk2: error in USB receiveavrdude: verification error, first mismatch at byte 0x10f0 0xff != 0x00avrdude: verification error; content mismatchI ignore the real signification of this message but I think I read somewhere in the forum not to pay attention to it.
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