سلام . من یه برد آردوینو نانو دارم ، هرکاری میکنم نمیتونم کد ها رو روی اون آپلود کنم . اگه راهنمایی کنید ممنون میشم .

اینم کپی خطاش :

Arduino: 1.8.4 (Windows 8.1), Board: "Arduino Nano, ATmega328P"

Build options changed, rebuilding all
Sketch uses 2652 bytes (8%) of program storage space. Maximum is 30720 bytes.
Global variables use 226 bytes (11%) of dynamic memory, leaving 1822 bytes for local variables. Maximum is 2048 bytes.
avrdude: ser_open(): can't open device "\\.\COM6": Access is denied.


Problem uploading to board. See http://www.arduino.cc/en/Guide/Troubleshooting#upload for suggestions.

This report would have more information with
"Show verbose output during compilation"
option enabled in File -> Preferences.