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Diffstat (limited to 'src/electronics/components/serialportcomponent.cpp')
| -rw-r--r-- | src/electronics/components/serialportcomponent.cpp | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/src/electronics/components/serialportcomponent.cpp b/src/electronics/components/serialportcomponent.cpp new file mode 100644 index 0000000..c8e6a4e --- /dev/null +++ b/src/electronics/components/serialportcomponent.cpp @@ -0,0 +1,242 @@ +/*************************************************************************** + * Copyright (C) 2005 by David Saxton * + * [email protected] * + * * + * 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; either version 2 of the License, or * + * (at your option) any later version. * + ***************************************************************************/ + +#include "port.h" +#include "serialportcomponent.h" + +#include "ecnode.h" +#include "itemdocument.h" +#include "libraryitem.h" +#include "pin.h" +#include "resistance.h" + +#include <kdebug.h> +#include <klocale.h> +#include <qpainter.h> + +#include <cmath> +#include <termios.h> + +Item* SerialPortComponent::construct( ItemDocument *itemDocument, bool newItem, const char *id ) +{ + return new SerialPortComponent( (ICNDocument*)itemDocument, newItem, id ); +} + +LibraryItem* SerialPortComponent::libraryItem() +{ + return new LibraryItem( + "ec/serial_port", + i18n("Serial Port"), + i18n("Connections"), + "ic1.png", + LibraryItem::lit_component, + SerialPortComponent::construct + ); +} + +SerialPortComponent::SerialPortComponent( ICNDocument *icnDocument, bool newItem, const char *id ) + : Component( icnDocument, newItem, id ? id : "serial_port" ) +{ + m_name = i18n("Serial Port"); + m_desc = i18n("Interface to a serial port. The pins are:<br>" + "<ul>" + "<li><b>CD</b> - Carrier Detect (control; output)</li>" + "<li><b>RD</b> - Received Data (data; output)</li>" + "<li><b>TD</b> - Transmitted Data (data; input)</li>" + "<li><b>DTR</b> - Data Terminal Ready (control; input)</li>" + "<li><b>GND</b> - Signal Ground (ground)</li>" + "<li><b>DSR</b> - Data Set Ready (control; input)</li>" + "<li><b>RTS</b> - Request to Send (control; input)</li>" + "<li><b>CTS</b> - Clear to Send (control; output)</li>" + "<li><b>RI</b> - Ring Indicator (control; output)</li>" + "</ul>"); + + QPointArray pa( 4 ); + pa[0] = QPoint( -32, -48 ); + pa[1] = QPoint( 32, -40 ); + pa[2] = QPoint( 32, 40 ); + pa[3] = QPoint( -32, 48 ); + + setItemPoints( pa ); + + m_pSerialPort = new SerialPort(); + + ECNode * pin = 0; + + // Works + pin = createPin( -40, 32, 0, "CD" ); + addDisplayText( "CD", QRect( -28, 24, 28, 16 ), "CD", true, Qt::AlignLeft | Qt::AlignVCenter ); + m_pCD = createLogicOut( pin, false ); + + // Doesn't work +// pin = createPin( -40, 16, 0, "RD" ); + addDisplayText( "RD", QRect( -28, 8, 28, 16 ), "RD", true, Qt::AlignLeft | Qt::AlignVCenter ); +// m_pRD = createLogicOut( pin, false ); + + // Works + pin = createPin( -40, 0, 0, "TD" ); + addDisplayText( "TD", QRect( -28, -8, 28, 16 ), "TD", true, Qt::AlignLeft | Qt::AlignVCenter ); + m_pTD = createLogicIn( pin); + m_pTD->setCallback( this, (CallbackPtr)(&SerialPortComponent::tdCallback) ); + + // Works + pin = createPin( -40, -16, 0, "DTR" ); + addDisplayText( "DTR", QRect( -28, -24, 28, 16 ), "DTR", true, Qt::AlignLeft | Qt::AlignVCenter ); + m_pDTR = createLogicIn( pin ); + m_pDTR->setCallback( this, (CallbackPtr)(&SerialPortComponent::dtrCallback) ); + + // N/A + pin = createPin( -40, -32, 0, "GND" ); + addDisplayText( "GND", QRect( -28, -40, 28, 16 ), "GND", true, Qt::AlignLeft | Qt::AlignVCenter ); + pin->pin()->setGroundType( Pin::gt_always ); + + // Doesn't work +// pin = createPin( 40, 24, 180, "DSR" ); + addDisplayText( "DSR", QRect( 0, 16, 28, 16 ), "DSR", true, Qt::AlignRight | Qt::AlignVCenter ); +// m_pDSR = createLogicIn( pin ); +// m_pDSR->setCallback( this, (CallbackPtr)(&SerialPortComponent::dsrCallback) ); + + // Doesn't work +// pin = createPin( 40, 8, 180, "RTS" ); + addDisplayText( "RTS", QRect( 0, 0, 28, 16 ), "RTS", true, Qt::AlignRight | Qt::AlignVCenter ); +// m_pRTS = createLogicIn( pin ); +// m_pRTS->setCallback( this, (CallbackPtr)(&SerialPortComponent::rtsCallback) ); + + // Works + pin = createPin( 40, -8, 180, "CTS" ); + addDisplayText( "CTS", QRect( 0, -16, 28, 16 ), "CTS", true, Qt::AlignRight | Qt::AlignVCenter ); + m_pCTS = createLogicOut( pin, false ); + + // Works + pin = createPin( 40, -24, 180, "RI" ); + addDisplayText( "RI", QRect( 0, -32, 28, 16 ), "RI", true, Qt::AlignRight | Qt::AlignVCenter ); + m_pRI = createLogicOut( pin, false ); + + Variant * v = createProperty( "port", Variant::Type::Combo ); + v->setAllowed( SerialPort::ports( Port::ExistsAndRW ) ); + v->setCaption( i18n("Port") ); + +// v = createProperty( "baudRate", Variant::Type::Select ); +// v->setAllowed( QStringList::split( ",", "B0,B50,B75,B110,B134,B150,B200,B300,B600,B1200,B1800,B2400,B4800,B9600,B19200,B38400" ) ); +// v->setCaption( i18n("Baud rate") ); +// v->setValue("B9600"); +} + + +SerialPortComponent::~SerialPortComponent() +{ + delete m_pSerialPort; +} + + +void SerialPortComponent::dataChanged() +{ +#if 0 + QString baudString = dataString("baudRate"); + unsigned baudRate = 0; + + if ( baudString == "B0" ) + baudRate = B0; + else if ( baudString == "B50" ) + baudRate = B50; + else if ( baudString == "B75" ) + baudRate = B75; + else if ( baudString == "B110" ) + baudRate = B110; + else if ( baudString == "B134" ) + baudRate = B134; + else if ( baudString == "B150" ) + baudRate = B150; + else if ( baudString == "B200" ) + baudRate = B200; + else if ( baudString == "B300" ) + baudRate = B300; + else if ( baudString == "B600" ) + baudRate = B600; + else if ( baudString == "B1200" ) + baudRate = B1200; + else if ( baudString == "B1800" ) + baudRate = B1800; + else if ( baudString == "B2400" ) + baudRate = B2400; + else if ( baudString == "B4800" ) + baudRate = B4800; + else if ( baudString == "B9600" ) + baudRate = B9600; + else if ( baudString == "B19200" ) + baudRate = B19200; + else if ( baudString == "B38400" ) + baudRate = B38400; + else + { + kdError() << k_funcinfo << "Unknown baud rate = \""<<baudString<<"\""<<endl; + return; + } + + initPort( dataString("port"), baudRate ); +#endif + + initPort( dataString("port"), B200 ); +} + + +void SerialPortComponent::initPort( const QString & port, unsigned baudRate ) +{ + if ( port.isEmpty() ) + { + m_pSerialPort->closePort(); + return; + } + + if ( ! m_pSerialPort->openPort( port, baudRate ) ) + { + p_itemDocument->canvas()->setMessage( i18n("Could not open port %1").arg( port ) ); + return; + } +} + + +void SerialPortComponent::stepNonLogic() +{ + m_pCD->setHigh( m_pSerialPort->pinState( SerialPort::CD ) ); +// m_pRD->setHigh( m_pSerialPort->pinState( SerialPort::RD ) ); + m_pCTS->setHigh( m_pSerialPort->pinState( SerialPort::CTS ) ); + m_pRI->setHigh( m_pSerialPort->pinState( SerialPort::RI ) ); +} + + +void SerialPortComponent::tdCallback( bool isHigh ) +{ + m_pSerialPort->setPinState( SerialPort::TD, isHigh ); +} + + +void SerialPortComponent::dtrCallback( bool isHigh ) +{ + m_pSerialPort->setPinState( SerialPort::DTR, isHigh ); +} + + +void SerialPortComponent::dsrCallback( bool isHigh ) +{ + m_pSerialPort->setPinState( SerialPort::DSR, isHigh ); +} + + +void SerialPortComponent::rtsCallback( bool isHigh ) +{ + m_pSerialPort->setPinState( SerialPort::RTS, isHigh ); +} + + +void SerialPortComponent::drawShape( QPainter & p ) +{ + drawPortShape( p ); +} |