Debug:(toolbox.cpp:15, ) ToolBox Start.....
Debug:(qunp.cpp:1707, ) false "COM3" "COM3"
Debug:(qunp.cpp:1714, ) "ܾʡ" QSerialPort::PermissionError
Debug:(connectting.cpp:102, ) close serial port
Debug:(qunp.cpp:1707, ) false "COM3" "COM3"
Debug:(qunp.cpp:1714, ) "ܾʡ" QSerialPort::PermissionError
Debug:(connectting.cpp:102, ) close serial port
