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nymea-plugins-modbus
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nymea-modbus-cli: Add exception code parsing

pull/135/head
Simon Stürz 2023-06-05 12:08:04 +02:00
parent 67bc283084
commit 5602b6bba0
1 changed files with 68 additions and 6 deletions
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74
nymea-modbus-cli/main.cpp
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@ -41,13 +41,14 @@
#include <QModbusRtuSerialMaster>
void sendRequest(quint16 modbusServerAddress, QModbusDataUnit::RegisterType registerType, quint16 registerAddress, quint16 length, const QByteArray &writeData, QModbusClient *client);
QString exceptionCodeToString(QModbusPdu::ExceptionCode exception);
int main(int argc, char *argv[])
{
QCoreApplication application(argc, argv);
application.setApplicationName("nymea-modbus-cli");
application.setOrganizationName("nymea");
application.setApplicationVersion("1.1.0");
application.setApplicationVersion("1.2.0");
QString description = QString("\nTool for testing and reading Modbus TCP or RTU registers.\n\n");
description.append(QString("Copyright %1 2016 - 2023 nymea GmbH <contact@nymea.io>\n\n").arg(QChar(0xA9)));
@ -308,7 +309,6 @@ int main(int argc, char *argv[])
});
QObject::connect(client, &QModbusRtuSerialMaster::errorOccurred, &application, [=](QModbusDevice::Error error){
qWarning() << "Error occurred for modbus RTU master" << error << client->errorString();
if (error != QModbusDevice::NoError) {
exit(EXIT_FAILURE);
}
@ -343,7 +343,12 @@ void sendRequest(quint16 modbusServerAddress, QModbusDataUnit::RegisterType regi
QObject::connect(reply, &QModbusReply::finished, reply, &QModbusReply::deleteLater);
QObject::connect(reply, &QModbusReply::finished, client, [=]() {
if (reply->error() != QModbusDevice::NoError) {
qCritical() << "Reply finished with error:" << reply->errorString();
QModbusResponse response = reply->rawResult();
if (reply->error() == QModbusDevice::ProtocolError && response.isException()) {
qCritical() << "Modbus reply finished with error" << reply->error() << reply->errorString() << exceptionCodeToString(response.exceptionCode());
} else {
qCritical() << "Modbus reply finished with error" << reply->error() << reply->errorString();
}
exit(EXIT_FAILURE);
}
@ -358,7 +363,12 @@ void sendRequest(quint16 modbusServerAddress, QModbusDataUnit::RegisterType regi
});
QObject::connect(reply, &QModbusReply::errorOccurred, client, [=] (QModbusDevice::Error error){
qCritical() << "Modbus reply error occurred:" << error << reply->errorString();
QModbusResponse response = reply->rawResult();
if (reply->error() == QModbusDevice::ProtocolError && response.isException()) {
qCritical() << "Modbus reply error occurred" << error << reply->errorString() << exceptionCodeToString(response.exceptionCode());
} else {
qCritical() << "Modbus reply error occurred" << error << reply->errorString();
}
});
} else {
QModbusDataUnit request = QModbusDataUnit(registerType, registerAddress, length);
@ -383,7 +393,12 @@ void sendRequest(quint16 modbusServerAddress, QModbusDataUnit::RegisterType regi
QObject::connect(reply, &QModbusReply::finished, reply, &QModbusReply::deleteLater);
QObject::connect(reply, &QModbusReply::finished, client, [=]() {
if (reply->error() != QModbusDevice::NoError) {
qCritical() << "Reply finished with error:" << reply->errorString();
QModbusResponse response = reply->rawResult();
if (reply->error() == QModbusDevice::ProtocolError && response.isException()) {
qCritical() << "Modbus reply finished with error" << reply->error() << reply->errorString() << exceptionCodeToString(response.exceptionCode());
} else {
qCritical() << "Modbus reply finished with error" << reply->error() << reply->errorString();
}
exit(EXIT_FAILURE);
}
@ -398,7 +413,54 @@ void sendRequest(quint16 modbusServerAddress, QModbusDataUnit::RegisterType regi
});
QObject::connect(reply, &QModbusReply::errorOccurred, client, [=] (QModbusDevice::Error error){
qCritical() << "Modbus reply error occurred:" << error << reply->errorString();
QModbusResponse response = reply->rawResult();
if (reply->error() == QModbusDevice::ProtocolError && response.isException()) {
qCritical() << "Modbus reply error occurred" << error << reply->errorString() << exceptionCodeToString(response.exceptionCode());
} else {
qCritical() << "Modbus reply error occurred" << error << reply->errorString();
}
});
}
}
QString exceptionCodeToString(QModbusPdu::ExceptionCode exception)
{
QString exceptionString;
switch (exception) {
case QModbusPdu::IllegalFunction:
exceptionString = "Illegal function";
break;
case QModbusPdu::IllegalDataAddress:
exceptionString = "Illegal data address";
break;
case QModbusPdu::IllegalDataValue:
exceptionString = "Illegal data value";
break;
case QModbusPdu::ServerDeviceFailure:
exceptionString = "Server device failure";
break;
case QModbusPdu::Acknowledge:
exceptionString = "Acknowledge";
break;
case QModbusPdu::ServerDeviceBusy:
exceptionString = "Server device busy";
break;
case QModbusPdu::NegativeAcknowledge:
exceptionString = "Negative acknowledge";
break;
case QModbusPdu::MemoryParityError:
exceptionString = "Memory parity error";
break;
case QModbusPdu::GatewayPathUnavailable:
exceptionString = "Gateway path unavailable";
break;
case QModbusPdu::GatewayTargetDeviceFailedToRespond:
exceptionString = "Gateway target device failed to respond";
break;
case QModbusPdu::ExtendedException:
exceptionString = "Extended exception";
break;
}
return exceptionString;
}