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3** Copyright (C) 2013 Laszlo Papp <lpapp@kde.org>
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6** This file is part of the QtSerialPort module of the Qt Toolkit.
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50
51#include <QCoreApplication>
52#include <QSerialPort>
53#include <QStringList>
54#include <QTextStream>
55
56int main(int argc, char *argv[])
57{
58 QCoreApplication coreApplication(argc, argv);
59 const int argumentCount = QCoreApplication::arguments().size();
60 const QStringList argumentList = QCoreApplication::arguments();
61
62 QTextStream standardOutput(stdout);
63
64 if (argumentCount == 1) {
65 standardOutput << QObject::tr(s: "Usage: %1 <serialportname> [baudrate]")
66 .arg(a: argumentList.first())
67 << "\n";
68 return 1;
69 }
70
71 QSerialPort serialPort;
72 const QString serialPortName = argumentList.at(i: 1);
73 serialPort.setPortName(serialPortName);
74
75 const int serialPortBaudRate = (argumentCount > 2)
76 ? argumentList.at(i: 2).toInt() : QSerialPort::Baud9600;
77 serialPort.setBaudRate(baudRate: serialPortBaudRate);
78
79 if (!serialPort.open(mode: QIODevice::ReadOnly)) {
80 standardOutput << QObject::tr(s: "Failed to open port %1, error: %2")
81 .arg(a: serialPortName).arg(a: serialPort.error())
82 << "\n";
83 return 1;
84 }
85
86 QByteArray readData = serialPort.readAll();
87 while (serialPort.waitForReadyRead(msecs: 5000))
88 readData.append(a: serialPort.readAll());
89
90 if (serialPort.error() == QSerialPort::ReadError) {
91 standardOutput << QObject::tr(s: "Failed to read from port %1, error: %2")
92 .arg(a: serialPortName).arg(a: serialPort.errorString())
93 << "\n";
94 return 1;
95 } else if (serialPort.error() == QSerialPort::TimeoutError && readData.isEmpty()) {
96 standardOutput << QObject::tr(s: "No data was currently available"
97 " for reading from port %1")
98 .arg(a: serialPortName)
99 << "\n";
100 return 0;
101 }
102
103 standardOutput << QObject::tr(s: "Data successfully received from port %1")
104 .arg(a: serialPortName);
105 standardOutput << "\n" << readData << "\n";
106
107 return 0;
108}
109

source code of qtserialport/examples/serialport/creadersync/main.cpp