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sdrangel/plugins/feature/gs232controller/gs232protocol.cpp

87 lines
3.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2023 Jon Beniston, M7RCE <jon@beniston.com> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <cmath>
#include <QDebug>
#include <QRegularExpression>
#include "gs232protocol.h"
GS232Protocol::GS232Protocol()
{
}
void GS232Protocol::setAzimuth(float azimuth)
{
QString cmd = QString("M%1\r\n").arg((int)std::round(azimuth), 3, 10, QLatin1Char('0'));
QByteArray data = cmd.toLatin1();
m_device->write(data);
m_lastAzimuth = azimuth;
}
void GS232Protocol::setAzimuthElevation(float azimuth, float elevation)
{
QString cmd = QString("W%1 %2\r\n").arg((int)std::round(azimuth), 3, 10, QLatin1Char('0')).arg((int)std::round(elevation), 3, 10, QLatin1Char('0'));
QByteArray data = cmd.toLatin1();
m_device->write(data);
ControllerProtocol::setAzimuthElevation(azimuth, elevation);
}
// Handle data received from controller
void GS232Protocol::readData()
{
char buf[1024];
qint64 len;
while (m_device->canReadLine())
{
len = m_device->readLine(buf, sizeof(buf));
if (len != -1)
{
QString response = QString::fromUtf8(buf, len);
// MD-02 can return AZ=-00 EL=-00 and other negative angles
QRegularExpression re("AZ=([-\\d]\\d\\d) *EL=([-\\d]\\d\\d)");
QRegularExpressionMatch match = re.match(response);
if (match.hasMatch())
{
QString az = match.captured(1);
QString el = match.captured(2);
//qDebug() << "SPIDProtocol::readData read Az " << az << " El " << el;
reportAzEl(az.toFloat(), el.toFloat());
}
else if (response == "\r\n")
{
// Ignore
}
else
{
qWarning() << "SPIDProtocol::readData - unexpected GS-232 response \"" << response << "\"";
reportError(QString("Unexpected GS-232 response: %1").arg(response));
}
}
}
}
// Request current Az/El from controller
void GS232Protocol::update()
{
QByteArray cmd("C2\r\n");
m_device->write(cmd);
}