diff options
Diffstat (limited to 'Transceiver52M/runTransceiver.cpp')
| -rw-r--r-- | Transceiver52M/runTransceiver.cpp | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/Transceiver52M/runTransceiver.cpp b/Transceiver52M/runTransceiver.cpp index 5401c22..9a20ee6 100644 --- a/Transceiver52M/runTransceiver.cpp +++ b/Transceiver52M/runTransceiver.cpp @@ -38,6 +38,15 @@ #define CONFIGDB "/etc/OpenBTS/OpenBTS.db" +/* Samples-per-symbol for downlink path + * 4 - Uses precision modulator (more computation, less distortion) + * 1 - Uses minimized modulator (less computation, more distortion) + * + * Other values are invalid. Receive path (uplink) is always + * downsampled to 1 sps + */ +#define SPS 4 + using namespace std; ConfigurationTable gConfig(CONFIGDB); @@ -138,7 +147,7 @@ int main(int argc, char *argv[]) srandom(time(NULL)); - RadioDevice *usrp = RadioDevice::make(SAMPSPERSYM); + RadioDevice *usrp = RadioDevice::make(SPS); int radioType = usrp->open(deviceArgs); if (radioType < 0) { LOG(ALERT) << "Transceiver exiting..." << std::endl; @@ -148,21 +157,22 @@ int main(int argc, char *argv[]) RadioInterface* radio; switch (radioType) { case RadioDevice::NORMAL: - radio = new RadioInterface(usrp, 3, SAMPSPERSYM, false); + radio = new RadioInterface(usrp, 3, SPS, false); break; - case RadioDevice::RESAMP: - radio = new RadioInterfaceResamp(usrp, 3, SAMPSPERSYM, false); + case RadioDevice::RESAMP_64M: + case RadioDevice::RESAMP_100M: + radio = new RadioInterfaceResamp(usrp, 3, SPS, false); break; default: LOG(ALERT) << "Unsupported configuration"; return EXIT_FAILURE; } - if (!radio->init()) { + if (!radio->init(radioType)) { LOG(ALERT) << "Failed to initialize radio interface"; } Transceiver *trx = new Transceiver(trxPort, trxAddr.c_str(), - SAMPSPERSYM, GSM::Time(3,0), radio); + SPS, GSM::Time(3,0), radio); if (!trx->init()) { LOG(ALERT) << "Failed to initialize transceiver"; } |