سلام
موقع verify کد IRrecvDemo.ino این خطا رو میده:

Arduino: 1.5.8 (Windows 7), Board: "Arduino Mega or Mega 2560, ATmega2560 (Mega 2560)"

C:\Program Files (x86)\Arduino\libraries\RobotIRremote\src\IRremote Tools.cpp:5:16: error: 'TKD2' was not declared in this scope
int RECV_PIN = TKD2; // the pin the IR receiver is connected to
^
Error compiling.

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