mirror of
https://github.com/hyperion-project/hyperion.ng.git
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4033de85ec
* switch to new logger for folowing led devices: LedDeviceAtmo LedDeviceFactory LedDeviceFadeCandy LedDeviceHyperionUsbasp LedDeviceLightpack-hidapi LedDevicePiBlaster LedDeviceWS281x LedRs232Device leddevice base class defines logger already as protected member _log * migrate to new logger for led devices. still todo: LedDeviceWS2812b LedDeviceWs2812SPI LedDeviceTinkerforge LedDeviceLightpack LedDeviceMultiLightpack
86 lines
1.7 KiB
C++
86 lines
1.7 KiB
C++
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// STL includes
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#include <cstring>
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#include <iostream>
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// Qt includes
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#include <QTimer>
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// Local Hyperion includes
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#include "LedRs232Device.h"
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LedRs232Device::LedRs232Device(const std::string& outputDevice, const unsigned baudrate, int delayAfterConnect_ms) :
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_deviceName(outputDevice),
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_baudRate_Hz(baudrate),
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_delayAfterConnect_ms(delayAfterConnect_ms),
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_rs232Port(this),
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_blockedForDelay(false)
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{
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}
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LedRs232Device::~LedRs232Device()
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{
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if (_rs232Port.isOpen())
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_rs232Port.close();
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}
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int LedRs232Device::open()
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{
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Info(_log, "Opening UART: %s", _deviceName.c_str());
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_rs232Port.setPortName(_deviceName.c_str());
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return tryOpen() ? 0 : -1;
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}
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bool LedRs232Device::tryOpen()
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{
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if ( ! _rs232Port.isOpen() )
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{
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if ( ! _rs232Port.open(QIODevice::WriteOnly) )
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{
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Error(_log, "Unable to open RS232 device (%s)", _deviceName.c_str());
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return false;
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}
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_rs232Port.setBaudRate(_baudRate_Hz);
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}
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if (_delayAfterConnect_ms > 0)
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{
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_blockedForDelay = true;
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QTimer::singleShot(_delayAfterConnect_ms, this, SLOT(unblockAfterDelay()));
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Debug(_log, "Device blocked for %d ms", _delayAfterConnect_ms);
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}
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return _rs232Port.isOpen();
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}
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int LedRs232Device::writeBytes(const unsigned size, const uint8_t * data)
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{
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if (_blockedForDelay)
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return 0;
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if (!_rs232Port.isOpen())
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{
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_delayAfterConnect_ms = 3000;
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return tryOpen() ? 0 : -1;
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}
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_rs232Port.flush();
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int result = _rs232Port.write(reinterpret_cast<const char*>(data), size);
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_rs232Port.waitForBytesWritten(100);
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Debug(_log, "write %d ", result);
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_rs232Port.flush();
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return (result<0) ? -1 : 0;
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}
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void LedRs232Device::unblockAfterDelay()
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{
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Debug(_log, "Device unblocked");
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_blockedForDelay = false;
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}
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