In ServoTimers.h , comment this line (Timer Counter 1 channel 0 = TC3 ):
//#define _useTimer1
And TC3_Handler() will not be used by the Library.
In ServoTimers.h , comment this line (Timer Counter 1 channel 0 = TC3 ):
//#define _useTimer1
And TC3_Handler() will not be used by the Library.