1   QIODevice::isOpen                                                                                                                                               qiodevice.cpp              585  0x6ba5a789 
2   QSerialPort::clear                                                                                                                                              qserialport.cpp            1076 0x64782a43 
3   QModbusRtuSerialMaster::open                                                                                                                                    qmodbusrtuserialmaster.cpp 135  0x6abd0e85 
4   QModbusDevice::connectDevice                                                                                                                                    qmodbusdevice.cpp          245  0x6abcd232 
5   Nitroxychrom::readAllInputRegisters                                                                                                                             nitroxychrom.cpp           237  0x4027ed   
6   QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (Nitroxychrom:: *)()>::call(void (Nitroxychrom:: *)(), Nitroxychrom *, void * *) qobjectdefs_impl.h         136  0x40d679   
7   QtPrivate::FunctionPointer<void (Nitroxychrom:: *)()>::call<QtPrivate::List<>, void>(void (Nitroxychrom:: *)(), Nitroxychrom *, void * *)                       qobjectdefs_impl.h         169  0x40d9a2   
8   QtPrivate::QSlotObject<void (Nitroxychrom:: *)(), QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void * *, bool *)                qobject_impl.h             120  0x40d835   
9   QtPrivate::QSlotObjectBase::call                                                                                                                                qobject_impl.h             101  0x6bb2891b 
10  QMetaObject::activate                                                                                                                                           qobject.cpp                3749 0x6bb2891b 
11  QMetaObject::activate                                                                                                                                           qobject.cpp                3628 0x6bb28d1d 
12  QTimer::timeout                                                                                                                                                 moc_qtimer.cpp             201  0x6bb314a9 
13  QTimer::timerEvent                                                                                                                                              qtimer.cpp                 255  0x6bb31706 
14  QObject::event                                                                                                                                                  qobject.cpp                1227 0x6bb290c0 
15  QApplicationPrivate::notify_helper                                                                                                                              qapplication.cpp           3717 0xd5e85a6  
16  QApplication::notify                                                                                                                                            qapplication.cpp           3089 0xd5efb9c  
17  QCoreApplication::notifyInternal2                                                                                                                               qcoreapplication.cpp       1018 0x6bb01f15 
18  QCoreApplication::sendEvent                                                                                                                                     qcoreapplication.h         233  0x6bb50fa3 
19  QEventDispatcherWin32Private::sendTimerEvent                                                                                                                    qeventdispatcher_win.cpp   444  0x6bb50fa3 
20  qt_internal_proc(HWND__ *, unsigned int, unsigned int, long) *16                                                                                                qeventdispatcher_win.cpp   239  0x6bb515f2 
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