int main(int argc, char *argv[]) { int type, chans; RadioDevice *usrp; RadioInterface *radio = NULL; Transceiver *trx = NULL; struct trx_config config; handle_options(argc, argv, &config); setup_signal_handlers(); /* Check database sanity */ if (!trx_setup_config(&config)) { std::cerr << "Config: Database failure - exiting" << std::endl; return EXIT_FAILURE; } gLogInit("transceiver", config.log_level.c_str(), LOG_LOCAL7); srandom(time(NULL)); /* Create the low level device object */ usrp = RadioDevice::make(config.sps, config.chans, config.diversity, config.offset); type = usrp->open(config.dev_args, config.extref, config.swap_channels); if (type < 0) { LOG(ALERT) << "Failed to create radio device" << std::endl; goto shutdown; } /* Setup the appropriate device interface */ radio = makeRadioInterface(&config, usrp, type); if (!radio) goto shutdown; /* Create the transceiver core */ trx = makeTransceiver(&config, radio); if (!trx) goto shutdown; chans = trx->numChans(); std::cout << "-- Transceiver active with " << chans << " channel(s)" << std::endl; while (!gshutdown) sleep(1); shutdown: std::cout << "Shutting down transceiver..." << std::endl; delete trx; delete radio; delete usrp; return 0; }
int main(int argc, char *argv[]) { // Configure logger. if (argc>1) gLogInit(argv[1]); else gLogInit("DEBUG"); //if (argc>2) gSetLogFile(argv[2]); RadioDevice *usrp = RadioDevice::make(52.0e6/192.0); usrp->open(""); TIMESTAMP timestamp; usrp->setTxFreq(825.4e6); usrp->setRxFreq(825.4e6); usrp->start(); usrp->setRxGain(57); LOG(INFO) << "Looping..."; bool underrun; short data[]={0x00,0x02}; usrp->updateAlignment(20000); usrp->updateAlignment(21000); int numpkts = 1; short data2[512*2*numpkts]; for (int i = 0; i < 512*numpkts; i++) { data2[i<<1] = 10000;//4096*cos(2*3.14159*(i % 126)/126); data2[(i<<1) + 1] = 10000;//4096*sin(2*3.14159*(i % 126)/126); } for (int i = 0; i < 1; i++) usrp->writeSamples((short*) data2,512*numpkts,&underrun,102000+i*1000); timestamp = 19000; double sum = 0.0; unsigned long num = 0; while (1) { short readBuf[512*2]; int rd = usrp->readSamples(readBuf,512,&underrun,timestamp); if (rd) { LOG(INFO) << "rcvd. data@:" << timestamp; for (int i = 0; i < 512; i++) { uint32_t *wordPtr = (uint32_t *) &readBuf[2*i]; printf ("%llu: %d %d\n", timestamp+i,readBuf[2*i],readBuf[2*i+1]); sum += (readBuf[2*i+1]*readBuf[2*i+1] + readBuf[2*i]*readBuf[2*i]); num++; //if (num % 10000 == 0) printf("avg pwr: %f\n",sum/num); } timestamp += rd; //usrp->writeSamples((short*) data2,512*numpkts,&underrun,timestamp+1000); } } }
int main(int argc, char *argv[]) { if ( signal( SIGINT, ctrlCHandler ) == SIG_ERR ) { cerr << "Couldn't install signal handler for SIGINT" << endl; exit(1); } if ( signal( SIGTERM, ctrlCHandler ) == SIG_ERR ) { cerr << "Couldn't install signal handler for SIGTERM" << endl; exit(1); } // Configure logger. if (argc<2) { cerr << argv[0] << " <logLevel> [logFilePath]" << endl; cerr << "Log levels are ERROR, ALARM, WARN, NOTICE, INFO, DEBUG, DEEPDEBUG" << endl; exit(0); } gLogInit(argv[1]); if (argc>2) gSetLogFile(argv[2]); srandom(time(NULL)); RadioDevice *usrp = RadioDevice::make(DEVICERATE); if (!usrp->open()) { //delete usrp; return EXIT_FAILURE; } RadioInterface* radio = new RadioInterface(usrp,3); Transceiver *trx = new Transceiver(5700,"127.0.0.1",SAMPSPERSYM,GSM::Time(3,0),radio); trx->receiveFIFO(radio->receiveFIFO()); trx->start(); //int i = 0; while(!gbShutdown) { sleep(1); }//i++; if (i==60) break;} cout << "Shutting down transceiver..." << endl; // trx->stop(); // delete trx; // delete radio; }
int main(int argc, char *argv[]) { if ( signal( SIGINT, ctrlCHandler ) == SIG_ERR ) { cerr << "Couldn't install signal handler for SIGINT" << endl; exit(1); } if ( signal( SIGTERM, ctrlCHandler ) == SIG_ERR ) { cerr << "Couldn't install signal handler for SIGTERM" << endl; exit(1); } // Configure logger. gLogInit("transceiver",gConfig.getStr("Log.Level").c_str(),LOG_LOCAL7); if (gLogConn.valid()) Log::gHook = Connection::LogConnection::hook; // Device specific global initialization RadioDevice::staticInit(); int numARFCN=1; if (argc>1) numARFCN = atoi(argv[1]); std::string deviceArgs = ""; if (argc>2) deviceArgs = argv[2]; srandom(time(NULL)); int mOversamplingRate = 1; switch(numARFCN) { // DAVID COMMENT: I have no way to test this, but I would bet that you can // just change these numbers to get different oversampling rates for single-ARFCN // operation.. case 1: mOversamplingRate = 1; break; case 2: mOversamplingRate = 6; break; case 3: mOversamplingRate = 8; break; case 4: mOversamplingRate = 12; break; case 5: mOversamplingRate = 16; break; default: break; } int minOver = gConfig.getNum("TRX.MinOversampling"); if (mOversamplingRate < minOver) mOversamplingRate = minOver; //int mOversamplingRate = numARFCN/2 + numARFCN; //mOversamplingRate = 15; //mOversamplingRate*2; //if ((numARFCN > 1) && (mOversamplingRate % 2)) mOversamplingRate++; /* RAD1Device *usrp = new RAD1Device(mOversamplingRate*1625.0e3/6.0); //DummyLoad *usrp = new DummyLoad(mOversamplingRate*1625.0e3/6.0); usrp->make(false, deviceID); */ RadioDevice* usrp = RadioDevice::make(mOversamplingRate); if (!usrp->open(deviceArgs)) { LOG(ALERT) << "Transceiver exiting..." << std::endl; return EXIT_FAILURE; } RadioInterface* radio = new RadioInterface(usrp,3,SAMPSPERSYM,SAMPSPERSYM*mOversamplingRate,false,numARFCN); Transceiver *trx = new Transceiver(gConfig.getNum("TRX.Port"),gConfig.getStr("TRX.IP").c_str(),SAMPSPERSYM,GSM::Time(2,0),radio, numARFCN,mOversamplingRate,false); trx->receiveFIFO(radio->receiveFIFO()); /* signalVector *gsmPulse = generateGSMPulse(2,1); BitVector normalBurstSeg = "0000101010100111110010101010010110101110011000111001101010000"; BitVector normalBurst(BitVector(normalBurstSeg,gTrainingSequence[0]),normalBurstSeg); signalVector *modBurst = modulateBurst(normalBurst,*gsmPulse,8,1); signalVector *modBurst9 = modulateBurst(normalBurst,*gsmPulse,9,1); signalVector *interpolationFilter = createLPF(0.6/mOversamplingRate,6*mOversamplingRate,1); signalVector totalBurst1(*modBurst,*modBurst9); signalVector totalBurst2(*modBurst,*modBurst); signalVector totalBurst(totalBurst1,totalBurst2); scaleVector(totalBurst,usrp->fullScaleInputValue()); double beaconFreq = -1.0*(numARFCN-1)*200e3; signalVector finalVec(625*mOversamplingRate); for (int j = 0; j < numARFCN; j++) { signalVector *frequencyShifter = new signalVector(625*mOversamplingRate); frequencyShifter->fill(1.0); frequencyShift(frequencyShifter,frequencyShifter,2.0*M_PI*(beaconFreq+j*400e3)/(1625.0e3/6.0*mOversamplingRate)); signalVector *interpVec = polyphaseResampleVector(totalBurst,mOversamplingRate,1,interpolationFilter); multVector(*interpVec,*frequencyShifter); addVector(finalVec,*interpVec); } signalVector::iterator itr = finalVec.begin(); short finalVecShort[2*finalVec.size()]; short *shortItr = finalVecShort; while (itr < finalVec.end()) { *shortItr++ = (short) (itr->real()); *shortItr++ = (short) (itr->imag()); itr++; } usrp->loadBurst(finalVecShort,finalVec.size()); */ trx->start(); gLogConn.write("Starting transceiver"); //int i = 0; while(!gbShutdown) { sleep(1); } //i++; if (i==60) exit(1);} cout << "Shutting down transceiver..." << endl; // trx->stop(); delete trx; // delete radio; }
int main(int argc, char *argv[]) { int i, chanM, numARFCN = 1; int chanMap[CHAN_MAX]; RadioDevice *usrp; RadioInterface* radio; DriveLoop *drive; Transceiver *trx[CHAN_MAX]; gLogInit("transceiver", gConfig.getStr("Log.Level").c_str(), LOG_LOCAL7); if (argc > 1) { numARFCN = atoi(argv[1]); if (numARFCN > (CHAN_MAX - 1)) { LOG(ALERT) << numARFCN << " channels not supported with current build"; exit(-1); } } srandom(time(NULL)); if (setupSignals() < 0) { LOG(ERR) << "Failed to setup signal handlers, exiting..."; exit(-1); } /* * Select the number of channels according to the number of ARFCNs's * and generate ARFCN-to-channelizer path mappings. The channelizer * aliases and extracts 'M' equally spaced channels to baseband. The * number of ARFCN's must be less than the number of channels in the * channelizer. */ switch (numARFCN) { case 1: chanM = 1; break; case 2: case 3: chanM = 5; break; default: chanM = 10; } genChanMap(numARFCN, chanM, chanMap); /* Find a timing offset based on the channelizer configuration */ double rxOffset = getRadioOffset(chanM); if (rxOffset == 0.0f) { LOG(ALERT) << "Rx sample offset not found, using offset of 0.0s"; LOG(ALERT) << "Rx burst timing may not be accurate"; } double deviceRate = chanM * CHAN_RATE * DEV_RESAMP_OUTRATE / DEV_RESAMP_INRATE; usrp = RadioDevice::make(deviceRate, rxOffset, DEVICE_TX_AMPL / numARFCN); if (!usrp->open()) { LOG(ALERT) << "Failed to open device, exiting..."; return EXIT_FAILURE; } radio = new RadioInterface(usrp, chanM, 3, SAMPSPERSYM, 0, false); drive = new DriveLoop(5700, "127.0.0.1", chanM, chanMap[0], SAMPSPERSYM, GSM::Time(3,0), radio); /* Create, attach, and activate all transceivers */ createTrx(trx, chanMap, numARFCN, radio, drive); while (!gbShutdown) { sleep(1); } LOG(NOTICE) << "Shutting down transceivers..."; for (i = 0; i < numARFCN; i++) { trx[i]->shutdown(); } /* * Allow time for threads to end before we start freeing objects */ sleep(2); for (i = 0; i < numARFCN; i++) { delete trx[i]; } delete drive; delete radio; delete usrp; }