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Topic: Cant upload - Arduino UNO (Read 735 times) previous topic - next topic


I just installed everything but i keep getting this error message at the bottom. I have both the board and serial port set correctly. what do i do? thanks!


You can attach images (.jpg) to your posts! Not everybody has micro$oft word or wants to use it.

What operating system, IDE version, board version...


Do you have anything connected to the 0/1 (TX/RX) pins? if yes, disconnect it until the upload is finished.

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