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QT serial communication

2022-07-19 08:53:00 【Full stack technology blog】

QT Serial port communication

Set serial port name
Open the serial port
set baud rate
set data bit
Set check bit
Set stop bit
set flow control

If you use qt Write a program as the upper computer , And then through and usb When communicating with the lower computer , It needs to be used qt Serial port communication in .

QT       += serialport

We usually need to define a global serial port object first , Remember to add ：

QSerialPort *serial;

Here we can call qt Functions in serial communication , In general qt Serial communication needs to go through 7 Step :

Set serial port name

 serial = new QSerialPort;
 serial->setPortName(ui-

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当前位置：网站首页>QT serial communication

QT serial communication

QT Serial port communication

Set serial port name

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