/*! Enables GPIO transmitter and receiver and the Brennenstuhl Lan Gateway.
* Returns true, if the GPIO's are available and set up correctly. The status of the gateway will be emited asynchronous. */
bool Radio433::enable()
{
m_brennenstuhlTransmitter->enable();
#ifdef GPIO433
// check if GPIOs are available
QFileInfo gpioFile("/sys/class/gpio/export");
if (gpioFile.exists()) {
// bool receiverAvailable = m_receiver->startReceiver();
// if (!receiverAvailable) {
// //qCWarning(dcHardware) << "ERROR: radio 433 MHz receiver not available on GPIO's";
// }
// bool transmitterAvailable = m_transmitter->startTransmitter();
// if (!transmitterAvailable) {
// //qCWarning(dcHardware) << "ERROR: radio 433 MHz transmitter not available on GPIO's";
// }
// if (!receiverAvailable && !transmitterAvailable) {
// qCWarning(dcHardware) << "--> Radio 433 MHz GPIO's not available.";
// return false;
// }
}
qCDebug(dcDeviceManager) << "--> Radio 433 MHz GPIO's enabled.";
#endif
return true;
}
bool SysfsGPIO::writeGPIO(GPIO_Pin gpionr, GPIO_State value)
{
if(GPIO_UNDEF == value)
{
//What did you plan to do?
return false;
}
//Open and write 1/0 to value file
QFile gpioFile(QString("/sys/class/gpio/gpio%1/value").arg(gpionr));
if (!gpioFile.open(QIODevice::WriteOnly | QIODevice::Text))
{
myErr() << "FAILURE can't open gpio file gpioPath:" << gpioFile.fileName();
return false;
}
QTextStream out(&gpioFile);
out << value << "\n";
gpioFile.close();
return true;
}
