I bought new Uno yesterday, i made my programme, and i compile it. it was good compiled. however, when i upload the programme to my Uno, it cannot be uploaded and there was a message like this
avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0x1b Problem uploading to board. See http://www.arduino.cc/en/Guide/Troubleshooting#upload for suggestions.
Help me please