Electronic – Arduino Nano v3 atmega 328p avrdude: stk500_getsync(): not in sync: resp=0x00

arduinoatmega

i get this error:

avrdude: stk500_getsync(): not in sync: resp=0x00

when trying to upload a example sketch.

pin (0,1) are not occupied;
it is the right serial port with latest drivers
i choosed the right board

The RX led blinks 2 or 3 times when i try to upload.

Full log:

avrdude: Version 5.11, compiled on Sep  2 2011 at 19:38:36
         Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
         Copyright (c) 2007-2009 Joerg Wunsch

         System wide configuration file is "D:\Utz\Downloads\arduino-1.0.4\hardware/tools/avr/etc/avrdude.conf"

         Using Port                    : \\.\COM3
         Using Programmer              : arduino
         Overriding Baud Rate          : 57600
avrdude: Send: 0 [30]   [20] 
avrdude: Send: 0 [30]   [20] 
avrdude: Send: 0 [30]   [20] 
avrdude: Recv: 
avrdude: stk500_getsync(): not in sync: resp=0x00

avrdude done.  Thank you.

Best Answer

Try hitting the RESET button just around the time avrdude starts. Maybe you were not entering the boot loader—the Nano is supposed to have auto-reset, but maybe that’s not working in your setup.

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