diff options
Diffstat (limited to 'Transceiver52M/device/lms/LMSDevice.h')
| -rw-r--r-- | Transceiver52M/device/lms/LMSDevice.h | 48 |
1 files changed, 36 insertions, 12 deletions
diff --git a/Transceiver52M/device/lms/LMSDevice.h b/Transceiver52M/device/lms/LMSDevice.h index 653d159..99eed43 100644 --- a/Transceiver52M/device/lms/LMSDevice.h +++ b/Transceiver52M/device/lms/LMSDevice.h @@ -21,22 +21,33 @@ #include "radioDevice.h" -#include <lime/LMSDevice.h> #include <sys/time.h> #include <math.h> +#include <limits.h> #include <string> #include <iostream> +#include <lime/LimeSuite.h> + +#define LIMESDR_TX_AMPL 0.3 /** A class to handle a LimeSuite supported device */ class LMSDevice:public RadioDevice { private: + static constexpr double masterClockRate = 52.0e6; + lms_device_t *m_lms_dev; - lms_stream_t m_lms_Stream_rx; - lms_stream_t m_lms_Stream_tx; + std::vector<lms_stream_t> m_lms_stream_rx; + std::vector<lms_stream_t> m_lms_stream_tx; + + std::vector<uint32_t> m_last_rx_underruns; + std::vector<uint32_t> m_last_rx_overruns; + std::vector<uint32_t> m_last_tx_underruns; + std::vector<uint32_t> m_last_tx_overruns; - int sps; + size_t sps, chans; + double actualSampleRate; ///< the actual USRP sampling rate unsigned long long samplesRead; ///< number of samples read from LMS unsigned long long samplesWritten; ///< number of samples sent to LMS @@ -44,15 +55,20 @@ private: bool started; ///< flag indicates LMS has started bool skipRx; ///< set if LMS is transmit-only. - TIMESTAMP ts_offset; + TIMESTAMP ts_initial, ts_offset; + + double rxGain; + + int get_ant_idx(const std::string & name, bool dir_tx, size_t chan); + bool flush_recv(size_t num_pkts); public: /** Object constructor */ - LMSDevice(size_t sps); + LMSDevice(size_t sps, size_t chans); /** Instantiate the LMS */ - int open(const std::string &, int, bool); + int open(const std::string &args, int ref, bool swap_channels); /** Start the LMS */ bool start(); @@ -62,7 +78,9 @@ public: /** Set priority not supported */ void setPriority(float prio = 0.5) { - } enum TxWindowType getWindowType() { + } + + enum TxWindowType getWindowType() { return TX_WINDOW_LMS1; } @@ -103,22 +121,22 @@ public: /** Returns the starting write Timestamp*/ TIMESTAMP initialWriteTimestamp(void) { - return 20000; + return ts_initial; } /** Returns the starting read Timestamp*/ TIMESTAMP initialReadTimestamp(void) { - return 20000; + return ts_initial; } /** returns the full-scale transmit amplitude **/ double fullScaleInputValue() { - return 13500.0; + return(double) SHRT_MAX * LIMESDR_TX_AMPL; } /** returns the full-scale receive amplitude **/ double fullScaleOutputValue() { - return 9450.0; + return (double) SHRT_MAX; } /** sets the receive chan gain, returns the gain setting **/ @@ -156,6 +174,12 @@ public: /* return the used RX path */ std::string getTxAntenna(size_t chan = 0); + /** return whether user drives synchronization of Tx/Rx of USRP */ + bool requiresRadioAlign(); + + /** return whether user drives synchronization of Tx/Rx of USRP */ + virtual GSM::Time minLatency(); + /** Return internal status values */ inline double getTxFreq(size_t chan = 0) { return 0; |