上載程式時會出現下列訊息:
core.a(Tone.cpp.o): In function `__vector_7':
D:\arduino-1.0.5\hardware\arduino\cores\arduino/Tone.cpp:535: multiple definition of `__vector_7'
IRremote\IRremote.cpp.o:\arduino-1.0.5\libraries\IRremote/IRremote.cpp:311: first defined here