lipengpeng
/
TrainCamp_lipengpeng_Modbus
1
0
Forkuj 0
Kod Zgłoszenia 0 Oczekujące zmiany 0 Wydania 0 Wiki Aktywność
Przeglądaj źródła

串口错误时显示串口错误信息

master
鹏鹏 李 1 tydzień temu
rodzic
86611b2a14
commit
64d17e324a
5 zmienionych plików z 368 dodań i 278 usunięć
Widok podzielony
Opcje porównania
Pokaż statystyki Ściągnij plik aktualizacji Ściągnij plik porównania
  1. +1
    -1
      modbus.pro.user
  2. +140
    -48
      serialcommunicator.cpp
  3. +30
    -18
      serialcommunicator.h
  4. +42
    -8
      widget.cpp
  5. +155
    -203
      widget.ui

+ 1
- 1
modbus.pro.user Wyświetl plik

@@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE QtCreatorProject>
<!-- Written by QtCreator 4.0.3, 2025-07-28T19:27:23. -->
<!-- Written by QtCreator 4.0.3, 2025-07-29T09:40:16. -->
<qtcreator>
<data>
<variable>EnvironmentId</variable>


+ 140
- 48
serialcommunicator.cpp Wyświetl plik

@@ -22,22 +22,24 @@
* 4. 连接信号槽
*/
SerialCommunicator::SerialCommunicator(QObject *parent) : QObject(parent)
, serialPort(new QSerialPort(this))
, recvTimer(new QTimer(this))
, resendTimer(new QTimer(this))
, comCount(0)
, maxRetry(3)
, recvTimeout(50)
, resendTimeout(1000)
, serialPort_(new QSerialPort(this))
, recvTimer_(new QTimer(this))
, resendTimer_(new QTimer(this))
, comCount_(0)
, maxRetry_(3)
, recvTimeout_(50)
, resendTimeout_(1000)
{
// 配置定时器（单次触发）
recvTimer->setSingleShot(true);
resendTimer->setSingleShot(true);
recvTimer_->setSingleShot(true);
resendTimer_->setSingleShot(true);

// 连接信号槽
connect(serialPort, &QSerialPort::readyRead, this, &SerialCommunicator::onReadyRead);
connect(recvTimer, &QTimer::timeout, this, &SerialCommunicator::onRecvTimeout);
connect(resendTimer, &QTimer::timeout, this, &SerialCommunicator::onResendTimeout);
connect(serialPort_, &QSerialPort::readyRead, this, &SerialCommunicator::onReadyRead);
connect(recvTimer_, &QTimer::timeout, this, &SerialCommunicator::onRecvTimeout);
connect(resendTimer_, &QTimer::timeout, this, &SerialCommunicator::onResendTimeout);
connect(serialPort_, SIGNAL(error(QSerialPort::SerialPortError)),
this, SLOT(handleSerialError(QSerialPort::SerialPortError)));
}

/**
@@ -64,11 +66,11 @@ void SerialCommunicator::setPortParams(const QString &portName, qint32 baudRate,
QSerialPort::Parity parity,
QSerialPort::StopBits stopBits)
{
this->portName = portName;
this->baudRate = baudRate;
this->dataBits = dataBits;
this->parity = parity;
this->stopBits = stopBits;
this->portName_ = portName;
this->baudRate_ = baudRate;
this->dataBits_ = dataBits;
this->parity_ = parity;
this->stopBits_ = stopBits;
}

/**
@@ -84,37 +86,37 @@ void SerialCommunicator::setPortParams(const QString &portName, qint32 baudRate,
bool SerialCommunicator::open()
{
// 关闭已打开的串口（如果存在）
if (serialPort->isOpen())
if (serialPort_->isOpen())
{
serialPort->close();
serialPort_->close();
}

// 配置串口参数
serialPort->setPortName(portName);
if (!serialPort->setBaudRate(baudRate))
serialPort_->setPortName(portName_);
if (!serialPort_->setBaudRate(baudRate_))
{
emit statusChanged("波特率设置失败");
return false;
}
if (!serialPort->setDataBits(dataBits))
if (!serialPort_->setDataBits(dataBits_))
{
emit statusChanged("数据位设置失败");
return false;
}
if (!serialPort->setParity(parity))
if (!serialPort_->setParity(parity_))
{
emit statusChanged("校验位设置失败");
return false;
}
if (!serialPort->setStopBits(stopBits))
if (!serialPort_->setStopBits(stopBits_))
{
emit statusChanged("停止位设置失败");
return false;
}
serialPort->setFlowControl(QSerialPort::NoFlowControl); // 无流控制
serialPort_->setFlowControl(QSerialPort::NoFlowControl); // 无流控制

// 打开串口
if (serialPort->open(QIODevice::ReadWrite))
if (serialPort_->open(QIODevice::ReadWrite))
{
emit statusChanged("串口连接成功");
return true;
@@ -136,9 +138,9 @@ bool SerialCommunicator::open()
*/
void SerialCommunicator::close()
{
if (serialPort->isOpen())
if (serialPort_->isOpen())
{
serialPort->close();
serialPort_->close();
emit statusChanged("串口断开");
}
}
@@ -156,17 +158,17 @@ void SerialCommunicator::close()
*/
void SerialCommunicator::sendData(const QByteArray &data)
{
if (!serialPort->isOpen())
if (!serialPort_->isOpen())
{
emit statusChanged("串口未打开，无法发送数据");
return;
}
// 保存待重发数据，初始化计数器，启动重发定时器
currentData = data;
comCount = 0;
serialPort->write(data); // 发送数据
currentData_ = data;
comCount_ = 0;
serialPort_->write(data); // 发送数据
emit statusChanged("发送报文：" + data.toHex().toUpper());
resendTimer->start(resendTimeout); // 启动超时计时
resendTimer_->start(resendTimeout_); // 启动超时计时
}

/**
@@ -175,7 +177,7 @@ void SerialCommunicator::sendData(const QByteArray &data)
*/
void SerialCommunicator::setMaxRetry(int count)
{
maxRetry = count;
maxRetry_ = count;
}

/**
@@ -186,7 +188,7 @@ void SerialCommunicator::setMaxRetry(int count)
*/
void SerialCommunicator::setRecvTimeout(int ms)
{
recvTimeout = ms;
recvTimeout_ = ms;
}

/**
@@ -195,7 +197,7 @@ void SerialCommunicator::setRecvTimeout(int ms)
*/
void SerialCommunicator::setResendTimeout(int ms)
{
resendTimeout = ms;
resendTimeout_ = ms;
}

/**
@@ -204,7 +206,7 @@ void SerialCommunicator::setResendTimeout(int ms)
*/
bool SerialCommunicator::isOpen() const
{
return serialPort->isOpen();
return serialPort_->isOpen();
}

// ====================== 私有槽函数 ====================== //
@@ -220,9 +222,9 @@ bool SerialCommunicator::isOpen() const
void SerialCommunicator::onReadyRead()
{
// 读取数据到缓冲区
recvBuffer.append(serialPort->readAll());
recvBuffer_.append(serialPort_->readAll());
//重置接收超时定时器
recvTimer->start(recvTimeout);
recvTimer_->start(recvTimeout_);
}

/**
@@ -236,9 +238,9 @@ void SerialCommunicator::onReadyRead()
void SerialCommunicator::onRecvTimeout()
{
// 接收完成，发送完整数据信号，停止重发定时器
emit dataReceived(recvBuffer);
recvBuffer.clear();
resendTimer->stop();
emit dataReceived(recvBuffer_);
recvBuffer_.clear();
resendTimer_->stop();
}

/**
@@ -251,18 +253,108 @@ void SerialCommunicator::onRecvTimeout()
*/
void SerialCommunicator::onResendTimeout()
{
if (comCount < maxRetry)
if (comCount_ < maxRetry_)
{
// 重发数据，更新计数器
serialPort->write(currentData);
comCount++;
emit statusChanged(QString("通信超时，重新发送中（%1/%2）").arg(comCount).arg(maxRetry));
resendTimer->start(resendTimeout); // 继续计时
serialPort_->write(currentData_);
comCount_++;
emit statusChanged(QString("通信超时，重新发送中（%1/%2）").arg(comCount_).arg(maxRetry_));
resendTimer_->start(resendTimeout_); // 继续计时
}
else
{
// 达到最大重发次数，触发超时信号
resendTimer->stop();
resendTimer_->stop();
emit timeoutOccurred();
}
}

/**
* @brief 处理串口错误
* @param error 串口错误代码
*
* @details 执行流程：
* 1. 忽略无错误和超时错误（超时由其他机制处理）
* 2. 根据错误代码生成错误描述
* 3. 对于物理断开错误（ResourceError）：
* - 自动关闭串口
* - 停止所有定时器
* - 清空接收缓冲区
* - 发送物理断开信号
* 4. 其他错误只发送状态通知
*/
void SerialCommunicator::handleSerialError(QSerialPort::SerialPortError error)
{
// 忽略无错误和超时错误（超时由其他机制处理）
if (error == QSerialPort::NoError || error == QSerialPort::TimeoutError)
{
return;
}

QString errorMsg;
switch (error)
{
case QSerialPort::DeviceNotFoundError:
errorMsg = "设备未找到";
break;
case QSerialPort::PermissionError:
errorMsg = "没有权限访问设备";
break;
case QSerialPort::OpenError:
errorMsg = "设备已打开";
break;
case QSerialPort::ParityError:
errorMsg = "奇偶校验错误";
break;
case QSerialPort::FramingError:
errorMsg = "帧错误";
break;
case QSerialPort::BreakConditionError:
errorMsg = "Break条件错误";
break;
case QSerialPort::WriteError:
errorMsg = "写入错误";
break;
case QSerialPort::ReadError:
errorMsg = "读取错误";
break;
case QSerialPort::ResourceError:
errorMsg = "资源错误（设备已断开）";
break;
case QSerialPort::UnsupportedOperationError:
errorMsg = "不支持的操作";
break;
case QSerialPort::UnknownError:
errorMsg = "未知错误";
break;
case QSerialPort::NotOpenError:
errorMsg = "设备未打开";
break;
default:
errorMsg = "未定义错误";
}

// 物理断开处理（资源错误）
if (error == QSerialPort::ResourceError)
{
// 自动关闭串口
close();

// 停止所有定时器
recvTimer_->stop();
resendTimer_->stop();

// 清空缓冲区
recvBuffer_.clear();

// 通知上层
emit statusChanged("物理连接断开: " + errorMsg);
emit physicalDisconnected();
}
else
{
// 其他错误只通知不自动断开
emit statusChanged("串口错误: " + errorMsg);
}

}

+ 30
- 18
serialcommunicator.h Wyświetl plik

@@ -60,10 +60,10 @@ public:
* @param stopBits 停止位(通常为QSerialPort::OneStop)
* @note 此方法应在打开串口前调用
*/
void setPortParams(const QString &portName, qint32 baudRate,
QSerialPort::DataBits dataBits,
QSerialPort::Parity parity,
QSerialPort::StopBits stopBits);
void setPortParams(const QString &portName_, qint32 baudRate_,
QSerialPort::DataBits dataBits_,
QSerialPort::Parity parity_,
QSerialPort::StopBits stopBits_);

/**
* @brief 打开串口
@@ -137,6 +137,12 @@ signals:
*/
void timeoutOccurred();

/**
* @brief 串口错误信号
* @note 当串口发生异常错误时触发
*/
void physicalDisconnected();

private slots:
/**
* @brief 串口数据到达处理
@@ -156,23 +162,29 @@ private slots:
*/
void onResendTimeout();

/**
* @brief 处理串口错误
* @param error 串口错误代码
*/
void handleSerialError(QSerialPort::SerialPortError error);

private:
QSerialPort *serialPort; // 串口对象
QTimer *recvTimer; // 接收完成判断定时器
QTimer *resendTimer; // 超时重发定时器
QByteArray recvBuffer; // 接收缓冲区
QByteArray currentData; // 当前待重发数据
int comCount; // 重发计数器
int maxRetry; // 最大重发次数
int recvTimeout; // 接收超时时间（ms）
int resendTimeout; // 重发间隔（ms）
QSerialPort *serialPort_; // 串口对象
QTimer *recvTimer_; // 接收完成判断定时器
QTimer *resendTimer_; // 超时重发定时器
QByteArray recvBuffer_; // 接收缓冲区
QByteArray currentData_; // 当前待重发数据
int comCount_; // 重发计数器
int maxRetry_; // 最大重发次数
int recvTimeout_; // 接收超时时间（ms）
int resendTimeout_; // 重发间隔（ms）

// 串口参数
QString portName;
qint32 baudRate;
QSerialPort::DataBits dataBits;
QSerialPort::Parity parity;
QSerialPort::StopBits stopBits;
QString portName_;
qint32 baudRate_;
QSerialPort::DataBits dataBits_;
QSerialPort::Parity parity_;
QSerialPort::StopBits stopBits_;
};

#endif // SERIALCOMMUNICATOR_H

+ 42
- 8
widget.cpp Wyświetl plik

@@ -15,6 +15,7 @@ Widget::Widget(QWidget *parent) :
{
modbus = new MyModbus();
ui->setupUi(this);
setFixedSize(700,500);
serialComm = new SerialCommunicator(this); // 初始化串口通信类

// 配置串口参数
@@ -26,6 +27,12 @@ Widget::Widget(QWidget *parent) :
connect(serialComm, &SerialCommunicator::dataReceived, this, &Widget::onSerialDataReceived);
connect(serialComm, &SerialCommunicator::statusChanged, this, &Widget::onSerialStatusChanged);
connect(serialComm, &SerialCommunicator::timeoutOccurred, this, &Widget::onSerialTimeout);
connect(serialComm, &SerialCommunicator::physicalDisconnected, this, [=](){
ui->btnConnect->setText("连接");
ui->btn_read->setEnabled(false);
ui->pushWrite->setEnabled(false);
QMessageBox::warning(this, "警告", "物理连接已断开");
});

ui->comboBox_baudRate->setCurrentIndex(3);
ui->comboBox_dataBit->setCurrentIndex(3);
@@ -97,7 +104,6 @@ void Widget::on_pushWrite_clicked()
switch (ui->comboBox_gongnengma->currentIndex())
{
case 2: //写多个线圈

{
QString sendData = ui->lineEdit->text().trimmed();
if (sendData.isEmpty())
@@ -118,7 +124,7 @@ void Widget::on_pushWrite_clicked()
coils.append(ch == '1');
}

quint16 stationAddress = ui->comboBox_stationAddress->currentText().toInt();
quint16 stationAddress = ui->lineEdit_stationAddress->text().toInt();
quint16 functionCode = 0x0f;
quint16 stratAddress = ui->lineEdit_stratAddress->text().toInt();
quint16 length = ui->lineEdit_length->text().toInt();
@@ -138,7 +144,7 @@ void Widget::on_pushWrite_clicked()
break;
}

case 3:
case 3: //写多个寄存器
{
QString sendData = ui->lineEdit->text().trimmed();
if (sendData.isEmpty())
@@ -150,18 +156,46 @@ void Widget::on_pushWrite_clicked()
QStringList sl = sendData.split(',');
QVector<quint16> values;
bool ok;

// 检查输入是否是十进制
bool isDecimal = true;
for (const QString &s : sl)
{
quint16 v = s.toUShort(&ok, 16);
s.toInt(&ok);
if (!ok)
{
QMessageBox::warning(this, "提示", "请输入正确的十六进制值,或检查逗号是否是英文格式！");
return;
isDecimal = false;
break;
}
}

for (const QString &s : sl)
{
quint16 v;
if (isDecimal)
{
// 如果是十进制输入
v = s.toUShort(&ok, 10);
if (!ok)
{
QMessageBox::warning(this, "提示", "请输入正确的十进制值（0-65535）");
return;
}
}
else
{
// 默认按十六进制处理
v = s.toUShort(&ok, 16);
if (!ok)
{
QMessageBox::warning(this, "提示", "请输入正确的十六进制值（0-FFFF），或检查逗号格式");
return;
}
}
values.append(v);
}

quint16 stationAddress = ui->comboBox_stationAddress->currentText().toInt();
quint16 stationAddress = ui->lineEdit_stationAddress->text().toInt();
quint16 functionCode = 0x10;
quint16 stratAddress = ui->lineEdit_stratAddress->text().toInt();
quint16 length = ui->lineEdit_length->text().toInt();
@@ -198,7 +232,7 @@ void Widget::on_btn_read_clicked()
QMessageBox::warning(this, "提示", "请将“操作”切换为读线圈或读寄存器");
return;
}
quint16 stationAddress = ui->comboBox_stationAddress->currentText().toInt();
quint16 stationAddress = ui->lineEdit_stationAddress->text().toInt();
quint16 functionCode;
quint16 stratAddress = ui->lineEdit_stratAddress->text().toInt();
quint16 length = ui->lineEdit_length->text().toInt();


+ 155
- 203
widget.ui Wyświetl plik

@@ -7,7 +7,7 @@
<x>0</x>
<y>0</y>
<width>700</width>
<height>486</height>
<height>500</height>
</rect>
</property>
<property name="windowTitle">
@@ -17,7 +17,7 @@
<property name="geometry">
<rect>
<x>30</x>
<y>240</y>
<y>260</y>
<width>181</width>
<height>231</height>
</rect>
@@ -25,13 +25,13 @@
<property name="title">
<string>从站配置</string>
</property>
<widget class="QWidget" name="">
<widget class="QWidget" name="layoutWidget">
<property name="geometry">
<rect>
<x>10</x>
<y>30</y>
<width>159</width>
<height>131</height>
<height>141</height>
</rect>
</property>
<layout class="QGridLayout" name="gridLayout_2">
@@ -42,55 +42,6 @@
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QComboBox" name="comboBox_stationAddress">
<item>
<property name="text">
<string>1</string>
</property>
</item>
<item>
<property name="text">
<string>2</string>
</property>
</item>
<item>
<property name="text">
<string>3</string>
</property>
</item>
<item>
<property name="text">
<string>4</string>
</property>
</item>
<item>
<property name="text">
<string>5</string>
</property>
</item>
<item>
<property name="text">
<string>6</string>
</property>
</item>
<item>
<property name="text">
<string>7</string>
</property>
</item>
<item>
<property name="text">
<string>8</string>
</property>
</item>
<item>
<property name="text">
<string>9</string>
</property>
</item>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_10">
<property name="text">
@@ -150,13 +101,20 @@
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QLineEdit" name="lineEdit_stationAddress">
<property name="text">
<string>1</string>
</property>
</widget>
</item>
</layout>
</widget>
<widget class="QPushButton" name="btn_read">
<property name="geometry">
<rect>
<x>10</x>
<y>160</y>
<y>170</y>
<width>71</width>
<height>51</height>
</rect>
@@ -169,7 +127,7 @@
<property name="geometry">
<rect>
<x>90</x>
<y>160</y>
<y>170</y>
<width>71</width>
<height>51</height>
</rect>
@@ -185,165 +143,159 @@
<x>30</x>
<y>19</y>
<width>181</width>
<height>211</height>
<height>221</height>
</rect>
</property>
<property name="title">
<string>串口配置</string>
</property>
<widget class="QWidget" name="">
<property name="geometry">
<rect>
<x>10</x>
<y>20</y>
<width>161</width>
<height>181</height>
</rect>
</property>
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0">
<widget class="QLabel" name="label">
<property name="text">
<string>串口</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QComboBox" name="comboBox_serialNum"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>波特率</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QComboBox" name="comboBox_baudRate">
<item>
<layout class="QFormLayout" name="formLayout">
<item row="0" column="0">
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0">
<widget class="QLabel" name="label">
<property name="text">
<string>1200</string>
<string>串口</string>
</property>
</item>
<item>
</widget>
</item>
<item row="0" column="1">
<widget class="QComboBox" name="comboBox_serialNum"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>2400</string>
<string>波特率</string>
</property>
</item>
<item>
</widget>
</item>
<item row="1" column="1">
<widget class="QComboBox" name="comboBox_baudRate">
<item>
<property name="text">
<string>1200</string>
</property>
</item>
<item>
<property name="text">
<string>2400</string>
</property>
</item>
<item>
<property name="text">
<string>4800</string>
</property>
</item>
<item>
<property name="text">
<string>9600</string>
</property>
</item>
<item>
<property name="text">
<string>19200</string>
</property>
</item>
<item>
<property name="text">
<string>38400</string>
</property>
</item>
</widget>
</item>
<item row="2" column="0">
<widget class="QLabel" name="label_3">
<property name="text">
<string>4800</string>
<string>数据位</string>
</property>
</item>
<item>
</widget>
</item>
<item row="2" column="1">
<widget class="QComboBox" name="comboBox_dataBit">
<item>
<property name="text">
<string>5</string>
</property>
</item>
<item>
<property name="text">
<string>6</string>
</property>
</item>
<item>
<property name="text">
<string>7</string>
</property>
</item>
<item>
<property name="text">
<string>8</string>
</property>
</item>
<item>
<property name="text">
<string>NONE</string>
</property>
</item>
</widget>
</item>
<item row="3" column="0">
<widget class="QLabel" name="label_7">
<property name="text">
<string>9600</string>
<string>校验位</string>
</property>
</item>
<item>
</widget>
</item>
<item row="3" column="1">
<widget class="QComboBox" name="comboBox_xiaoyan">
<item>
<property name="text">
<string>无校验(N)</string>
</property>
</item>
<item>
<property name="text">
<string>奇校验(O)</string>
</property>
</item>
<item>
<property name="text">
<string>偶校验(E)</string>
</property>
</item>
</widget>
</item>
<item row="4" column="0">
<widget class="QLabel" name="label_8">
<property name="text">
<string>19200</string>
<string>停止位</string>
</property>
</item>
<item>
</widget>
</item>
<item row="4" column="1">
<widget class="QComboBox" name="comboBox_stopBit">
<item>
<property name="text">
<string>1</string>
</property>
</item>
<item>
<property name="text">
<string>2</string>
</property>
</item>
</widget>
</item>
<item row="5" column="0" colspan="2">
<widget class="QPushButton" name="btnConnect">
<property name="text">
<string>38400</string>
<string>连接</string>
</property>
</item>
</widget>
</item>
<item row="2" column="0">
<widget class="QLabel" name="label_3">
<property name="text">
<string>数据位</string>
</property>
</widget>
</item>
<item row="2" column="1">
<widget class="QComboBox" name="comboBox_dataBit">
<item>
<property name="text">
<string>5</string>
</property>
</item>
<item>
<property name="text">
<string>6</string>
</property>
</item>
<item>
<property name="text">
<string>7</string>
</property>
</item>
<item>
<property name="text">
<string>8</string>
</property>
</item>
<item>
<property name="text">
<string>NONE</string>
</property>
</item>
</widget>
</item>
<item row="3" column="0">
<widget class="QLabel" name="label_7">
<property name="text">
<string>校验位</string>
</property>
</widget>
</item>
<item row="3" column="1">
<widget class="QComboBox" name="comboBox_xiaoyan">
<item>
<property name="text">
<string>无校验(N)</string>
</property>
</item>
<item>
<property name="text">
<string>奇校验(O)</string>
</property>
</item>
<item>
<property name="text">
<string>偶校验(E)</string>
</property>
</item>
</widget>
</item>
<item row="4" column="0">
<widget class="QLabel" name="label_8">
<property name="text">
<string>停止位</string>
</property>
</widget>
</item>
<item row="4" column="1">
<widget class="QComboBox" name="comboBox_stopBit">
<item>
<property name="text">
<string>1</string>
</property>
</item>
<item>
<property name="text">
<string>2</string>
</property>
</item>
</widget>
</item>
<item row="5" column="0" colspan="2">
<widget class="QPushButton" name="btnConnect">
<property name="text">
<string>连接</string>
</property>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</item>
</layout>
</widget>
<widget class="QGroupBox" name="groupBox_3">
<property name="geometry">
@@ -403,7 +355,7 @@
<x>240</x>
<y>340</y>
<width>341</width>
<height>131</height>
<height>151</height>
</rect>
</property>
<property name="title">
@@ -413,15 +365,15 @@
<property name="geometry">
<rect>
<x>10</x>
<y>0</y>
<y>20</y>
<width>311</width>
<height>101</height>
<height>91</height>
</rect>
</property>
<property name="text">
<string>写线圈时，使用1、0代表线圈的开关状态，
从左到右依次输入每个线圈的开关；
写寄存器时要写入所有寄存器的16进制数值，
写寄存器时要同时写入所有寄存器的数值，
相邻寄存器的值之间用英文&quot;,&quot;分离。</string>
</property>
</widget>
@@ -429,14 +381,14 @@
<property name="geometry">
<rect>
<x>10</x>
<y>90</y>
<y>110</y>
<width>301</width>
<height>31</height>
</rect>
</property>
</widget>
</widget>
<widget class="QWidget" name="">
<widget class="QWidget" name="layoutWidget">
<property name="geometry">
<rect>
<x>240</x>


Napisz Podgląd
Ładowanie…
Anuluj
Zapisz