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Topic: uno not uploading yet my mega ok (Read 738 times) previous topic - next topic


my new uno I am unable to upload to with the error below
yet my mega 2560 no problems.
have tested uno on another laptop and it works fine
I am using xp pro
ide 22 clean install no extras

avrdude: stk500_getsync(): not in sync: resp=0x00
avrdude: stk500_disable(): protocol error, expect=0x14, resp=0x51

Coding Badly

On the Tools menu, did you select the Uno serial port (which is very likely not the same serial port assigned to the Mega)?

On the Tools menu, did you select the Uno board?


yes set as uno and correct com port set
works on another laptop same settings same xp pro
looking at the forum i am not the only one
and still not working tday tested again


Does it work if you manually reset the Arduino?
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