Method setReceivePin

src/IRReceive.hpp:334–366

* Sets / changes the receiver pin number */

 * Sets / changes the receiver pin number
 */
void IRrecv::setReceivePin(uint_fast8_t aReceivePinNumber) {
    irparams.IRReceivePin = aReceivePinNumber;
#if defined(__AVR__)
#  if defined(__digitalPinToBit)
    if (__builtin_constant_p(aReceivePinNumber)) {
        irparams.IRReceivePinMask = 1UL << (__digitalPinToBit(aReceivePinNumber));
    } else {
        irparams.IRReceivePinMask = digitalPinToBitMask(aReceivePinNumber); // requires 10 bytes PGM, even if not referenced (?because it is assembler code?)
    }
#  else
    irparams.IRReceivePinMask = digitalPinToBitMask(aReceivePinNumber); // requires 10 bytes PGM, even if not referenced (?because it is assembler code?)
#  endif
#  if defined(__digitalPinToPINReg)
    /*
     * This code is 54 bytes smaller, if aReceivePinNumber is a constant :-), but 38 byte longer if it is not constant (,which is not likely).
     */
    if (__builtin_constant_p(aReceivePinNumber)) {
        irparams.IRReceivePinPortInputRegister = __digitalPinToPINReg(aReceivePinNumber);
    } else {
        irparams.IRReceivePinPortInputRegister = portInputRegister(digitalPinToPort(aReceivePinNumber)); // requires 44 bytes PGM, even if not referenced
    }
#  else
    irparams.IRReceivePinPortInputRegister = portInputRegister(digitalPinToPort(aReceivePinNumber)); // requires 44 bytes PGM, even if not referenced
#  endif
#endif
    // Seems to be at least required by ESP32
    // Set pin mode once. pinModeFast makes no difference if used, but saves 224 if not referenced :-(
    if (__builtin_constant_p(aReceivePinNumber)) {
        pinModeFast(aReceivePinNumber, INPUT);
    } else {
        pinModeFast(aReceivePinNumber, INPUT);
    }
}

#if !defined(IR_REMOTE_DISABLE_RECEIVE_COMPLETE_CALLBACK)
/**