| /* |
| * Copyright 2008, 2009 Free Software Foundation, Inc. |
| * |
| * This software is distributed under the terms of the GNU Public License. |
| * See the COPYING file in the main directory for details. |
| * |
| * This use of this software may be subject to additional restrictions. |
| * See the LEGAL file in the main directory for details. |
| |
| 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 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 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 <stdint.h> |
| #include <stdio.h> |
| #include <Logger.h> |
| #include <Configuration.h> |
| #include "radioDevice.h" |
| |
| ConfigurationTable gConfig; |
| |
| using namespace std; |
| |
| 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); |
| } |
| } |
| |
| } |