示例#1
0
文件: db_wbx.cpp 项目: vlqk/uhd-8bit
/***********************************************************************
 * Structors
 **********************************************************************/
wbx_xcvr::wbx_xcvr(ctor_args_t args) : xcvr_dboard_base(args){

    //enable the clocks that we need
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true);
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true);

    //set the gpio directions and atr controls (identically)
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, TXIO_MASK);
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXIO_MASK);
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TXIO_MASK);
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RXIO_MASK);
    if (wbx_debug) std::cerr << boost::format(
        "WBX GPIO Direction: RX: 0x%08x, TX: 0x%08x"
    ) % RXIO_MASK % TXIO_MASK << std::endl;

    //set some default values
    set_rx_lo_freq((wbx_freq_range.start() + wbx_freq_range.stop())/2.0);
    set_tx_lo_freq((wbx_freq_range.start() + wbx_freq_range.stop())/2.0);
    set_rx_ant("RX2");

    BOOST_FOREACH(const std::string &name, wbx_tx_gain_ranges.keys()){
        set_tx_gain(wbx_tx_gain_ranges[name].start(), name);
    }
    BOOST_FOREACH(const std::string &name, wbx_rx_gain_ranges.keys()){
        set_rx_gain(wbx_rx_gain_ranges[name].start(), name);
    }
}
示例#2
0
文件: db_sbx.cpp 项目: GREO/uhd
/***********************************************************************
 * Structors
 **********************************************************************/
sbx_xcvr::sbx_xcvr(ctor_args_t args) : xcvr_dboard_base(args){

    //enable the clocks that we need
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true);
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true);

    //set the gpio directions and atr controls (identically)
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, (TXIO_MASK|TX_LED_IO));
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO));
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, (TXIO_MASK|TX_LED_IO));
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, (RXIO_MASK|RX_LED_IO));

    //flash LEDs
    flash_leds();

    UHD_LOGV(often) << boost::format(
        "SBX GPIO Direction: RX: 0x%08x, TX: 0x%08x"
    ) % RXIO_MASK % TXIO_MASK << std::endl;

    //set some default values
    set_rx_lo_freq((sbx_freq_range.start() + sbx_freq_range.stop())/2.0);
    set_tx_lo_freq((sbx_freq_range.start() + sbx_freq_range.stop())/2.0);
    set_rx_ant("RX2");

    BOOST_FOREACH(const std::string &name, sbx_tx_gain_ranges.keys()){
        set_tx_gain(sbx_tx_gain_ranges[name].start(), name);
    }
    BOOST_FOREACH(const std::string &name, sbx_rx_gain_ranges.keys()){
        set_rx_gain(sbx_rx_gain_ranges[name].start(), name);
    }
}
示例#3
0
/***********************************************************************
 * RX Codec Properties
 **********************************************************************/
void usrp2_mboard_impl::rx_codec_get(const wax::obj &key_, wax::obj &val){
    named_prop_t key = named_prop_t::extract(key_);

    //handle the get request conditioned on the key
    switch(key.as<codec_prop_t>()){
    case CODEC_PROP_NAME:
        switch(_iface->get_rev()){
        case usrp2_iface::USRP_N200:
        case usrp2_iface::USRP_N210:
            val = _iface->get_cname() + " adc - ads62p44";
            break;

        case usrp2_iface::USRP2_REV3:
        case usrp2_iface::USRP2_REV4:
            val = _iface->get_cname() + " adc - ltc2284";
            break;

        case usrp2_iface::USRP_NXXX:
            val = _iface->get_cname() + " adc - ??????";
            break;
        }
        return;

    case CODEC_PROP_OTHERS:
        val = prop_names_t();
        return;

    case CODEC_PROP_GAIN_NAMES:
        switch(_iface->get_rev()){
        case usrp2_iface::USRP_N200:
        case usrp2_iface::USRP_N210:
            val = prop_names_t(codec_rx_gain_ranges.keys());
            return;

        default: val = prop_names_t();
        }
        return;

    case CODEC_PROP_GAIN_I:
    case CODEC_PROP_GAIN_Q:
        assert_has(_codec_rx_gains.keys(), key.name, "codec rx gain name");
        val = _codec_rx_gains[key.name];
        return;

    case CODEC_PROP_GAIN_RANGE:
      assert_has(codec_rx_gain_ranges.keys(), key.name, "codec rx gain range name");
      val = codec_rx_gain_ranges[key.name];
      return;

    default: UHD_THROW_PROP_GET_ERROR();
    }
}
示例#4
0
/***********************************************************************
 * Structors
 **********************************************************************/
xcvr2450::xcvr2450(ctor_args_t args) : xcvr_dboard_base(args) {
    //enable only the clocks we need
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true);

    //set the gpio directions and atr controls (identically)
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, TXIO_MASK);
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXIO_MASK);
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TXIO_MASK);
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RXIO_MASK);

    spi_reset(); //prepare the spi

    _rx_bandwidth = 9.5e6;
    _tx_bandwidth = 12.0e6;

    //setup the misc max2829 registers
    _max2829_regs.mimo_select         = max2829_regs_t::MIMO_SELECT_MIMO;
    _max2829_regs.band_sel_mimo       = max2829_regs_t::BAND_SEL_MIMO_MIMO;
    _max2829_regs.pll_cp_select       = max2829_regs_t::PLL_CP_SELECT_4MA;
    _max2829_regs.rssi_high_bw        = max2829_regs_t::RSSI_HIGH_BW_6MHZ;
    _max2829_regs.tx_lpf_coarse_adj   = max2829_regs_t::TX_LPF_COARSE_ADJ_12MHZ;
    _max2829_regs.rx_lpf_coarse_adj   = max2829_regs_t::RX_LPF_COARSE_ADJ_9_5MHZ;
    _max2829_regs.rx_lpf_fine_adj     = max2829_regs_t::RX_LPF_FINE_ADJ_100;
    _max2829_regs.rx_vga_gain_spi     = max2829_regs_t::RX_VGA_GAIN_SPI_SPI;
    _max2829_regs.rssi_output_range   = max2829_regs_t::RSSI_OUTPUT_RANGE_HIGH;
    _max2829_regs.rssi_op_mode        = max2829_regs_t::RSSI_OP_MODE_ENABLED;
    _max2829_regs.rssi_pin_fcn        = max2829_regs_t::RSSI_PIN_FCN_RSSI;
    _max2829_regs.rx_highpass         = max2829_regs_t::RX_HIGHPASS_100HZ;
    _max2829_regs.tx_vga_gain_spi     = max2829_regs_t::TX_VGA_GAIN_SPI_SPI;
    _max2829_regs.pa_driver_linearity = max2829_regs_t::PA_DRIVER_LINEARITY_78;
    _max2829_regs.tx_vga_linearity    = max2829_regs_t::TX_VGA_LINEARITY_78;
    _max2829_regs.tx_upconv_linearity = max2829_regs_t::TX_UPCONV_LINEARITY_78;

    //send initial register settings
    for(boost::uint8_t reg = 0x2; reg <= 0xC; reg++) {
        this->send_reg(reg);
    }

    //set defaults for LO, gains, antennas
    set_lo_freq(2.45e9);
    set_rx_ant(xcvr_antennas.at(0));
    set_tx_ant(xcvr_antennas.at(1));
    BOOST_FOREACH(const std::string &name, xcvr_tx_gain_ranges.keys()) {
        set_tx_gain(xcvr_tx_gain_ranges[name].start(), name);
    }
    BOOST_FOREACH(const std::string &name, xcvr_rx_gain_ranges.keys()) {
        set_rx_gain(xcvr_rx_gain_ranges[name].start(), name);
    }
}
示例#5
0
 void enable_tx(bool enb){
     _tx_enabled = enb;
     _fx2_ctrl->usrp_tx_enable(enb);
     BOOST_FOREACH(const std::string &key, _dbc.keys())
     {
         _dbc[key].codec->enable_tx_digital(enb);
     }
 }
示例#6
0
文件: db_tvrx.cpp 项目: Gabotero/UHD
static std::string get_band(double freq) {
    BOOST_FOREACH(const std::string &band, tvrx_freq_ranges.keys()) {
        if(freq >= tvrx_freq_ranges[band].start() && freq <= tvrx_freq_ranges[band].stop()){
            UHD_LOGV(often) << "Band: " << band << std::endl;
            return band;
        }
    }
    UHD_THROW_INVALID_CODE_PATH();
}
示例#7
0
文件: db_tvrx.cpp 项目: ilovezfs/uhd
static std::string get_band(double freq) {
    for(const std::string &band:  tvrx_freq_ranges.keys()) {
        if(freq >= tvrx_freq_ranges[band].start() && freq <= tvrx_freq_ranges[band].stop()){
            UHD_LOGGER_TRACE("TVRX") << "Band: " << band ;
            return band;
        }
    }
    UHD_THROW_INVALID_CODE_PATH();
}
示例#8
0
/***********************************************************************
 * WBX Common Implementation
 **********************************************************************/
wbx_base::wbx_version4::wbx_version4(wbx_base *_self_wbx_base) {
    //register our handle on the primary wbx_base instance
    self_base = _self_wbx_base;

    ////////////////////////////////////////////////////////////////////
    // Register RX properties
    ////////////////////////////////////////////////////////////////////
    this->get_rx_subtree()->create<std::string>("name").set("WBXv4 RX");
    this->get_rx_subtree()->create<double>("freq/value")
         .coerce(boost::bind(&wbx_base::wbx_version4::set_lo_freq, this, dboard_iface::UNIT_RX, _1))
         .set((wbx_v4_freq_range.start() + wbx_v4_freq_range.stop())/2.0);
    this->get_rx_subtree()->create<meta_range_t>("freq/range").set(wbx_v4_freq_range);

    ////////////////////////////////////////////////////////////////////
    // Register TX properties
    ////////////////////////////////////////////////////////////////////
    this->get_tx_subtree()->create<std::string>("name").set("WBXv4 TX");
    BOOST_FOREACH(const std::string &name, wbx_v4_tx_gain_ranges.keys()){
        self_base->get_tx_subtree()->create<double>("gains/"+name+"/value")
            .coerce(boost::bind(&wbx_base::wbx_version4::set_tx_gain, this, _1, name))
            .set(wbx_v4_tx_gain_ranges[name].start());
        self_base->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range")
            .set(wbx_v4_tx_gain_ranges[name]);
    }
    this->get_tx_subtree()->create<double>("freq/value")
         .coerce(boost::bind(&wbx_base::wbx_version4::set_lo_freq, this, dboard_iface::UNIT_TX, _1))
         .set((wbx_v4_freq_range.start() + wbx_v4_freq_range.stop())/2.0);
    this->get_tx_subtree()->create<meta_range_t>("freq/range").set(wbx_v4_freq_range);
    this->get_tx_subtree()->create<bool>("enabled")
        .subscribe(boost::bind(&wbx_base::wbx_version4::set_tx_enabled, this, _1))
        .set(true); //start enabled

    //set attenuator control bits
    int v4_iobits = TX_ATTN_MASK;
    int v4_tx_mod = ADF4351_PDBRF;

    //set the gpio directions and atr controls
    self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, v4_tx_mod|v4_iobits);
    self_base->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXBB_PDB|ADF4351_PDBRF);
    self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TX_PUP_5V|TX_PUP_3V|v4_tx_mod|v4_iobits);
    self_base->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RX_PUP_5V|RX_PUP_3V|ADF4351_CE|RXBB_PDB|ADF4351_PDBRF|RX_ATTN_MASK);

    //setup ATR for the mixer enables (always enabled to prevent phase slip between bursts)
    //set TX gain iobits to min gain (max attenuation) when RX_ONLY or IDLE to suppress LO leakage
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_IDLE,        v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod);
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_RX_ONLY,     v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod);
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_TX_ONLY,     v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod);
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, dboard_iface::ATR_REG_FULL_DUPLEX, v4_tx_mod, TX_ATTN_MASK | TX_MIXER_DIS | v4_tx_mod);

    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_IDLE,        RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB);
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_TX_ONLY,     RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB);
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_RX_ONLY,     RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB);
    self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB);
}
示例#9
0
文件: db_wbx.cpp 项目: vlqk/uhd-8bit
void wbx_xcvr::set_rx_gain(double gain, const std::string &name){
    assert_has(wbx_rx_gain_ranges.keys(), name, "wbx rx gain name");
    if(name == "PGA0"){
        rx_pga0_gain_to_iobits(gain);
        _rx_gains[name] = gain;

        //write the new gain to atr regs
        update_atr();
    }
    else UHD_THROW_INVALID_CODE_PATH();
}
示例#10
0
文件: db_wbx.cpp 项目: vlqk/uhd-8bit
void wbx_xcvr::set_tx_gain(double gain, const std::string &name){
    assert_has(wbx_tx_gain_ranges.keys(), name, "wbx tx gain name");
    if(name == "PGA0"){
        double dac_volts = tx_pga0_gain_to_dac_volts(gain);
        _tx_gains[name] = gain;

        //write the new voltage to the aux dac
        this->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts);
    }
    else UHD_THROW_INVALID_CODE_PATH();
}
示例#11
0
/***********************************************************************
 * Gain Handling
 **********************************************************************/
double wbx_base::wbx_version2::set_tx_gain(double gain, const std::string &name){
    assert_has(wbx_v2_tx_gain_ranges.keys(), name, "wbx tx gain name");
    if(name == "PGA0"){
        double dac_volts = tx_pga0_gain_to_dac_volts(gain);
        self_base->_tx_gains[name] = gain;

        //write the new voltage to the aux dac
        self_base->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts);
    }
    else UHD_THROW_INVALID_CODE_PATH();
    return self_base->_tx_gains[name]; //shadowed
}
示例#12
0
void xcvr2450::set_tx_gain(double gain, const std::string &name) {
    assert_has(xcvr_tx_gain_ranges.keys(), name, "xcvr tx gain name");
    if (name == "VGA") {
        _max2829_regs.tx_vga_gain = gain_to_tx_vga_reg(gain);
        send_reg(0xC);
    }
    else if(name == "BB") {
        _max2829_regs.tx_baseband_gain = gain_to_tx_bb_reg(gain);
        send_reg(0x9);
    }
    else UHD_THROW_INVALID_CODE_PATH();
    _tx_gains[name] = gain;
}
示例#13
0
void xcvr2450::set_rx_gain(double gain, const std::string &name) {
    assert_has(xcvr_rx_gain_ranges.keys(), name, "xcvr rx gain name");
    if (name == "VGA") {
        _max2829_regs.rx_vga_gain = gain_to_rx_vga_reg(gain);
        send_reg(0xB);
    }
    else if(name == "LNA") {
        _max2829_regs.rx_lna_gain = gain_to_rx_lna_reg(gain);
        send_reg(0xB);
    }
    else UHD_THROW_INVALID_CODE_PATH();
    _rx_gains[name] = gain;
}
示例#14
0
void dbsrx::set_gain(double gain, const std::string &name){
    assert_has(dbsrx_gain_ranges.keys(), name, "dbsrx gain name");
    if (name == "GC2"){
        _max2118_write_regs.gc2 = gain_to_gc2_vga_reg(gain);
        send_reg(0x5, 0x5);
    }
    else if(name == "GC1"){
        //write the new voltage to the aux dac
        this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_A, gain_to_gc1_rfvga_dac(gain));
    }
    else UHD_THROW_INVALID_CODE_PATH();
    _gains[name] = gain;
}
示例#15
0
double rfx_xcvr::set_rx_gain(double gain, const std::string &name){
    assert_has(_rx_gain_ranges.keys(), name, "rfx rx gain name");
    if(name == "PGA0"){
        double dac_volts = rx_pga0_gain_to_dac_volts(gain, 
                              (_rx_gain_ranges["PGA0"].stop() - _rx_gain_ranges["PGA0"].start()));

        //write the new voltage to the aux dac
        this->get_iface()->write_aux_dac(dboard_iface::UNIT_RX, dboard_iface::AUX_DAC_A, dac_volts);

        return gain;
    }
    else UHD_THROW_INVALID_CODE_PATH();
}
示例#16
0
/***********************************************************************
 * Gain Handling
 **********************************************************************/
double wbx_base::wbx_version3::set_tx_gain(double gain, const std::string &name){
    assert_has(wbx_v3_tx_gain_ranges.keys(), name, "wbx tx gain name");
    if(name == "PGA0"){
        uint16_t io_bits = tx_pga0_gain_to_iobits(gain);

        self_base->_tx_gains[name] = gain;

        //write the new gain to tx gpio outputs
        //Update ATR with gain io_bits, only update for TX_ONLY and FULL_DUPLEX ATR states
        self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, gpio_atr::ATR_REG_TX_ONLY,     io_bits, TX_ATTN_MASK);
        self_base->get_iface()->set_atr_reg(dboard_iface::UNIT_TX, gpio_atr::ATR_REG_FULL_DUPLEX, io_bits, TX_ATTN_MASK);
    }
    else UHD_THROW_INVALID_CODE_PATH();
    return self_base->_tx_gains[name]; //shadow
}
示例#17
0
/***********************************************************************
 * Structors
 **********************************************************************/
dbsrx::dbsrx(ctor_args_t args) : rx_dboard_base(args){
    //warn user about incorrect DBID on USRP1, requires R193 populated
    if (this->get_iface()->get_special_props().soft_clock_divider and this->get_rx_id() == 0x000D)
        uhd::warning::post(
            str(boost::format(
                "DBSRX: incorrect dbid\n"
                "Expected dbid 0x0002 and R193\n"
                "found dbid == %d\n"
                "Please see the daughterboard app notes" 
                ) % this->get_rx_id().to_pp_string())
        );

    //warn user about incorrect DBID on non-USRP1, requires R194 populated
    if (not this->get_iface()->get_special_props().soft_clock_divider and this->get_rx_id() == 0x0002)
        uhd::warning::post(
            str(boost::format(
                "DBSRX: incorrect dbid\n"
                "Expected dbid 0x000D and R194\n"
                "found dbid == %d\n"
                "Please see the daughterboard app notes" 
                ) % this->get_rx_id().to_pp_string())
        );

    //enable only the clocks we need
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true);

    //set the gpio directions and atr controls (identically)
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0x0); // All unused in atr
    if (this->get_iface()->get_special_props().soft_clock_divider){
        this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x1); // GPIO0 is clock
    }
    else{
        this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x0); // All Inputs
    }

    //send initial register settings
    this->send_reg(0x0, 0x5);

    //set defaults for LO, gains, and filter bandwidth
    _bandwidth = 33e6;
    set_lo_freq(dbsrx_freq_range.start());

    BOOST_FOREACH(const std::string &name, dbsrx_gain_ranges.keys()){
        set_gain(dbsrx_gain_ranges[name].start(), name);
    }

    set_bandwidth(33e6); // default bandwidth from datasheet
}
示例#18
0
文件: db_tvrx.cpp 项目: Gabotero/UHD
static uhd::dict<std::string, gain_range_t> get_tvrx_gain_ranges(void) {
    double rfmax = 0.0, rfmin = FLT_MAX;
    BOOST_FOREACH(const std::string range, tvrx_rf_gains_db.keys()) {
        double my_max = tvrx_rf_gains_db[range].back(); //we're assuming it's monotonic
        double my_min = tvrx_rf_gains_db[range].front(); //if it's not this is wrong wrong wrong
        if(my_max > rfmax) rfmax = my_max;
        if(my_min < rfmin) rfmin = my_min;
    }

    double ifmin = tvrx_if_gains_db.front();
    double ifmax = tvrx_if_gains_db.back();

    return map_list_of
        ("RF", gain_range_t(rfmin, rfmax, (rfmax-rfmin)/4096.0))
        ("IF", gain_range_t(ifmin, ifmax, (ifmax-ifmin)/4096.0))
    ;
}
示例#19
0
void usrp2_mboard_impl::rx_codec_set_gain(double gain, const std::string &name){
  assert_has(codec_rx_gain_ranges.keys(), name, "codec rx gain name");

  _codec_rx_gains[name] = gain;
/*
  if(name == "analog") {
    _codec_ctrl->set_rx_analog_gain(gain > 0); //just turn it on or off
    return;
  }
*/
  if(name == "digital") {
    _codec_ctrl->set_rx_digital_gain(gain);
    return;
  }
  if(name == "digital-fine") {
    _codec_ctrl->set_rx_digital_fine_gain(gain);
    return;
  }
  UHD_THROW_PROP_SET_ERROR();
}
示例#20
0
/***********************************************************************
 * RX Get and Set
 **********************************************************************/
void dbsrx::rx_get(const wax::obj &key_, wax::obj &val){
    named_prop_t key = named_prop_t::extract(key_);

    //handle the get request conditioned on the key
    switch(key.as<subdev_prop_t>()){
    case SUBDEV_PROP_NAME:
        val = get_rx_id().to_pp_string();
        return;

    case SUBDEV_PROP_OTHERS:
        val = prop_names_t(); //empty
        return;

    case SUBDEV_PROP_GAIN:
        assert_has(_gains.keys(), key.name, "dbsrx gain name");
        val = _gains[key.name];
        return;

    case SUBDEV_PROP_GAIN_RANGE:
        assert_has(dbsrx_gain_ranges.keys(), key.name, "dbsrx gain name");
        val = dbsrx_gain_ranges[key.name];
        return;

    case SUBDEV_PROP_GAIN_NAMES:
        val = prop_names_t(dbsrx_gain_ranges.keys());
        return;

    case SUBDEV_PROP_FREQ:
        val = _lo_freq;
        return;

    case SUBDEV_PROP_FREQ_RANGE:
        val = dbsrx_freq_range;
        return;

    case SUBDEV_PROP_ANTENNA:
        val = std::string("J3");
        return;

    case SUBDEV_PROP_ANTENNA_NAMES:
        val = dbsrx_antennas;
        return;

    case SUBDEV_PROP_CONNECTION:
        val = SUBDEV_CONN_COMPLEX_IQ;
        return;

    case SUBDEV_PROP_ENABLED:
        val = true; //always enabled
        return;

    case SUBDEV_PROP_USE_LO_OFFSET:
        val = false;
        return;

    case SUBDEV_PROP_SENSOR:
        UHD_ASSERT_THROW(key.name == "lo_locked");
        val = sensor_value_t("LO", this->get_locked(), "locked", "unlocked");
        return;

    case SUBDEV_PROP_SENSOR_NAMES:
        val = prop_names_t(1, "lo_locked");
        return;

    case SUBDEV_PROP_BANDWIDTH:
        val = 2*_bandwidth; //_bandwidth is low-pass, we want complex double-sided
        return;

    default: UHD_THROW_PROP_GET_ERROR();
    }
}
示例#21
0
/***********************************************************************
 * Structors
 **********************************************************************/
dbsrx::dbsrx(ctor_args_t args) : rx_dboard_base(args){
    //warn user about incorrect DBID on USRP1, requires R193 populated
    if (this->get_iface()->get_special_props().soft_clock_divider and this->get_rx_id() == 0x000D)
        UHD_MSG(warning) << boost::format(
                "DBSRX: incorrect dbid\n"
                "Expected dbid 0x0002 and R193\n"
                "found dbid == %d\n"
                "Please see the daughterboard app notes"
                ) % this->get_rx_id().to_pp_string();

    //warn user about incorrect DBID on non-USRP1, requires R194 populated
    if (not this->get_iface()->get_special_props().soft_clock_divider and this->get_rx_id() == 0x0002)
        UHD_MSG(warning) << boost::format(
                "DBSRX: incorrect dbid\n"
                "Expected dbid 0x000D and R194\n"
                "found dbid == %d\n"
                "Please see the daughterboard app notes"
                ) % this->get_rx_id().to_pp_string();

    //send initial register settings
    this->send_reg(0x0, 0x5);

    //set defaults for LO, gains, and filter bandwidth
    double codec_rate = this->get_iface()->get_codec_rate(dboard_iface::UNIT_RX);
    _bandwidth = 0.8*codec_rate/2.0; // default to anti-alias at different codec_rate

    ////////////////////////////////////////////////////////////////////
    // Register properties
    ////////////////////////////////////////////////////////////////////
    this->get_rx_subtree()->create<std::string>("name")
        .set("DBSRX");
    this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked")
        .set_publisher(boost::bind(&dbsrx::get_locked, this));
    BOOST_FOREACH(const std::string &name, dbsrx_gain_ranges.keys()){
        this->get_rx_subtree()->create<double>("gains/"+name+"/value")
            .set_coercer(boost::bind(&dbsrx::set_gain, this, _1, name))
            .set(dbsrx_gain_ranges[name].start());
        this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range")
            .set(dbsrx_gain_ranges[name]);
    }
    this->get_rx_subtree()->create<double>("freq/value")
        .set_coercer(boost::bind(&dbsrx::set_lo_freq, this, _1));
    this->get_rx_subtree()->create<meta_range_t>("freq/range")
        .set(dbsrx_freq_range);
    this->get_rx_subtree()->create<std::string>("antenna/value")
        .set(dbsrx_antennas.at(0));
    this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options")
        .set(dbsrx_antennas);
    this->get_rx_subtree()->create<std::string>("connection")
        .set("IQ");
    this->get_rx_subtree()->create<bool>("enabled")
        .set(true); //always enabled
    this->get_rx_subtree()->create<bool>("use_lo_offset")
        .set(false);
    this->get_rx_subtree()->create<double>("bandwidth/value")
        .set_coercer(boost::bind(&dbsrx::set_bandwidth, this, _1));
    this->get_rx_subtree()->create<meta_range_t>("bandwidth/range")
        .set(dbsrx_bandwidth_range);

    //enable only the clocks we need
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true);

    //set the gpio directions and atr controls (identically)
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, 0x0); // All unused in atr
    if (this->get_iface()->get_special_props().soft_clock_divider){
        this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x1); // GPIO0 is clock when on USRP1
    }
    else{
        this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, 0x0); // All Inputs
    }

    //now its safe to set inital freq and bw
    this->get_rx_subtree()->access<double>("freq/value")
        .set(dbsrx_freq_range.start());
    this->get_rx_subtree()->access<double>("bandwidth/value")
        .set(2.0*_bandwidth); //_bandwidth in lowpass, convert to complex bandpass
}
示例#22
0
/***********************************************************************
 * Tuning
 **********************************************************************/
double rfx_xcvr::set_lo_freq(
    dboard_iface::unit_t unit,
    double target_freq
){
    UHD_LOGGER_TRACE("RFX") << boost::format(
        "RFX tune: target frequency %f MHz"
    ) % (target_freq/1e6) ;

    //clip the input
    target_freq = _freq_range.clip(target_freq);
    if (_div2[unit]) target_freq *= 2;

    //rfx400 rx is a special case with div2 in mixer, so adf4360 must output fundamental
    bool is_rx_rfx400 = ((get_rx_id() == 0x0024) && unit != dboard_iface::UNIT_TX);

    //map prescalers to the register enums
    static const uhd::dict<int, adf4360_regs_t::prescaler_value_t> prescaler_to_enum = map_list_of
        (8,  adf4360_regs_t::PRESCALER_VALUE_8_9)
        (16, adf4360_regs_t::PRESCALER_VALUE_16_17)
        (32, adf4360_regs_t::PRESCALER_VALUE_32_33)
    ;

    //map band select clock dividers to enums
    static const uhd::dict<int, adf4360_regs_t::band_select_clock_div_t> bandsel_to_enum = map_list_of
        (1, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_1)
        (2, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_2)
        (4, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_4)
        (8, adf4360_regs_t::BAND_SELECT_CLOCK_DIV_8)
    ;

    double actual_freq=0, ref_freq = this->get_iface()->get_clock_rate(unit);
    int R=0, BS=0, P=0, B=0, A=0;

    /*
     * The goal here to to loop though possible R dividers,
     * band select clock dividers, and prescaler values.
     * Calculate the A and B counters for each set of values.
     * The loop exits when it meets all of the constraints.
     * The resulting loop values are loaded into the registers.
     *
     * fvco = [P*B + A] * fref/R
     * fvco*R/fref = P*B + A = N
     */
    for(R = 2; R <= 32; R+=2){
        for(auto BS:  bandsel_to_enum.keys()){
            if (ref_freq/R/BS > 1e6) continue; //constraint on band select clock
            for(auto P:  prescaler_to_enum.keys()){
                //calculate B and A from N
                double N = target_freq*R/ref_freq;
                B = int(std::floor(N/P));
                A = boost::math::iround(N - P*B);
                if (B < A or B > 8191 or B < 3 or A > 31) continue; //constraints on A, B
                //calculate the actual frequency
                actual_freq = double(P*B + A)*ref_freq/R;
                if (actual_freq/P > 300e6) continue; //constraint on prescaler output
                //constraints met: exit loop
                goto done_loop;
            }
        }
    } done_loop:

    UHD_LOGGER_TRACE("RFX") << boost::format(
        "RFX tune: R=%d, BS=%d, P=%d, B=%d, A=%d, DIV2=%d"
    ) % R % BS % P % B % A % int(_div2[unit] && (!is_rx_rfx400)) ;

    //load the register values
    adf4360_regs_t regs;
    regs.core_power_level        = adf4360_regs_t::CORE_POWER_LEVEL_10MA;
    regs.counter_operation       = adf4360_regs_t::COUNTER_OPERATION_NORMAL;
    regs.muxout_control          = adf4360_regs_t::MUXOUT_CONTROL_DLD;
    regs.phase_detector_polarity = adf4360_regs_t::PHASE_DETECTOR_POLARITY_POS;
    regs.charge_pump_output      = adf4360_regs_t::CHARGE_PUMP_OUTPUT_NORMAL;
    regs.cp_gain_0               = adf4360_regs_t::CP_GAIN_0_SET1;
    regs.mute_till_ld            = adf4360_regs_t::MUTE_TILL_LD_ENB;
    regs.output_power_level      = adf4360_regs_t::OUTPUT_POWER_LEVEL_3_5MA;
    regs.current_setting1        = adf4360_regs_t::CURRENT_SETTING1_0_31MA;
    regs.current_setting2        = adf4360_regs_t::CURRENT_SETTING2_0_31MA;
    regs.power_down              = adf4360_regs_t::POWER_DOWN_NORMAL_OP;
    regs.prescaler_value         = prescaler_to_enum[P];
    regs.a_counter               = A;
    regs.b_counter               = B;
    regs.cp_gain_1               = adf4360_regs_t::CP_GAIN_1_SET1;
    regs.divide_by_2_output      = (_div2[unit] && (!is_rx_rfx400)) ?  // Special case RFX400 RX Mixer divides by two
                                    adf4360_regs_t::DIVIDE_BY_2_OUTPUT_DIV2 :
                                    adf4360_regs_t::DIVIDE_BY_2_OUTPUT_FUND ;
    regs.divide_by_2_prescaler   = adf4360_regs_t::DIVIDE_BY_2_PRESCALER_FUND;
    regs.r_counter               = R;
    regs.ablpw                   = adf4360_regs_t::ABLPW_3_0NS;
    regs.lock_detect_precision   = adf4360_regs_t::LOCK_DETECT_PRECISION_5CYCLES;
    regs.test_mode_bit           = 0;
    regs.band_select_clock_div   = bandsel_to_enum[BS];

    //write the registers
    std::vector<adf4360_regs_t::addr_t> addrs = list_of //correct power-up sequence to write registers (R, C, N)
        (adf4360_regs_t::ADDR_RCOUNTER)
        (adf4360_regs_t::ADDR_CONTROL)
        (adf4360_regs_t::ADDR_NCOUNTER)
    ;
    for(adf4360_regs_t::addr_t addr:  addrs){
        this->get_iface()->write_spi(
            unit, spi_config_t::EDGE_RISE,
            regs.get_reg(addr), 24
        );
    }

    //return the actual frequency
    if (_div2[unit]) actual_freq /= 2;
    UHD_LOGGER_TRACE("RFX") << boost::format(
        "RFX tune: actual frequency %f MHz"
    ) % (actual_freq/1e6) ;
    return actual_freq;
}
示例#23
0
/***********************************************************************
 * Structors
 **********************************************************************/
xcvr2450::xcvr2450(ctor_args_t args) : xcvr_dboard_base(args){
    spi_reset(); //prepare the spi

    _rx_bandwidth = 9.5e6;
    _tx_bandwidth = 12.0e6;

    //setup the misc max2829 registers
    _max2829_regs.mimo_select         = max2829_regs_t::MIMO_SELECT_MIMO;
    _max2829_regs.band_sel_mimo       = max2829_regs_t::BAND_SEL_MIMO_MIMO;
    _max2829_regs.pll_cp_select       = max2829_regs_t::PLL_CP_SELECT_4MA;
    _max2829_regs.rssi_high_bw        = max2829_regs_t::RSSI_HIGH_BW_6MHZ;
    _max2829_regs.tx_lpf_coarse_adj   = max2829_regs_t::TX_LPF_COARSE_ADJ_12MHZ;
    _max2829_regs.rx_lpf_coarse_adj   = max2829_regs_t::RX_LPF_COARSE_ADJ_9_5MHZ;
    _max2829_regs.rx_lpf_fine_adj     = max2829_regs_t::RX_LPF_FINE_ADJ_100;
    _max2829_regs.rx_vga_gain_spi     = max2829_regs_t::RX_VGA_GAIN_SPI_SPI;
    _max2829_regs.rssi_output_range   = max2829_regs_t::RSSI_OUTPUT_RANGE_HIGH;
    _max2829_regs.rssi_op_mode        = max2829_regs_t::RSSI_OP_MODE_ENABLED;
    _max2829_regs.rssi_pin_fcn        = max2829_regs_t::RSSI_PIN_FCN_RSSI;
    _max2829_regs.rx_highpass         = max2829_regs_t::RX_HIGHPASS_100HZ;
    _max2829_regs.tx_vga_gain_spi     = max2829_regs_t::TX_VGA_GAIN_SPI_SPI;
    _max2829_regs.pa_driver_linearity = max2829_regs_t::PA_DRIVER_LINEARITY_78;
    _max2829_regs.tx_vga_linearity    = max2829_regs_t::TX_VGA_LINEARITY_78;
    _max2829_regs.tx_upconv_linearity = max2829_regs_t::TX_UPCONV_LINEARITY_78;

    //send initial register settings
    for(boost::uint8_t reg = 0x2; reg <= 0xC; reg++){
        this->send_reg(reg);
    }

    ////////////////////////////////////////////////////////////////////
    // Register RX properties
    ////////////////////////////////////////////////////////////////////
    this->get_rx_subtree()->create<std::string>("name")
        .set(get_rx_id().to_pp_string());
    this->get_rx_subtree()->create<sensor_value_t>("sensors/lo_locked")
        .publish(boost::bind(&xcvr2450::get_locked, this));
    this->get_rx_subtree()->create<sensor_value_t>("sensors/rssi")
        .publish(boost::bind(&xcvr2450::get_rssi, this));
    BOOST_FOREACH(const std::string &name, xcvr_rx_gain_ranges.keys()){
        this->get_rx_subtree()->create<double>("gains/"+name+"/value")
            .coerce(boost::bind(&xcvr2450::set_rx_gain, this, _1, name))
            .set(xcvr_rx_gain_ranges[name].start());
        this->get_rx_subtree()->create<meta_range_t>("gains/"+name+"/range")
            .set(xcvr_rx_gain_ranges[name]);
    }
    this->get_rx_subtree()->create<double>("freq/value")
        .coerce(boost::bind(&xcvr2450::set_lo_freq, this, _1))
        .set(double(2.45e9));
    this->get_rx_subtree()->create<meta_range_t>("freq/range")
        .set(xcvr_freq_range);
    this->get_rx_subtree()->create<std::string>("antenna/value")
        .subscribe(boost::bind(&xcvr2450::set_rx_ant, this, _1))
        .set(xcvr_antennas.at(0));
    this->get_rx_subtree()->create<std::vector<std::string> >("antenna/options")
        .set(xcvr_antennas);
    this->get_rx_subtree()->create<std::string>("connection")
        .set("IQ");
    this->get_rx_subtree()->create<bool>("enabled")
        .set(true); //always enabled
    this->get_rx_subtree()->create<bool>("use_lo_offset")
        .set(false);
    this->get_rx_subtree()->create<double>("bandwidth/value")
        .coerce(boost::bind(&xcvr2450::set_rx_bandwidth, this, _1)) //complex bandpass bandwidth 
        .set(2.0*_rx_bandwidth); //_rx_bandwidth in lowpass, convert to complex bandpass
    this->get_rx_subtree()->create<meta_range_t>("bandwidth/range")
        .set(xcvr_rx_bandwidth_range);

    ////////////////////////////////////////////////////////////////////
    // Register TX properties
    ////////////////////////////////////////////////////////////////////
    this->get_tx_subtree()->create<std::string>("name")
        .set(get_tx_id().to_pp_string());
    this->get_tx_subtree()->create<sensor_value_t>("sensors/lo_locked")
        .publish(boost::bind(&xcvr2450::get_locked, this));
    BOOST_FOREACH(const std::string &name, xcvr_tx_gain_ranges.keys()){
        this->get_tx_subtree()->create<double>("gains/"+name+"/value")
            .coerce(boost::bind(&xcvr2450::set_tx_gain, this, _1, name))
            .set(xcvr_tx_gain_ranges[name].start());
        this->get_tx_subtree()->create<meta_range_t>("gains/"+name+"/range")
            .set(xcvr_tx_gain_ranges[name]);
    }
    this->get_tx_subtree()->create<double>("freq/value")
        .coerce(boost::bind(&xcvr2450::set_lo_freq, this, _1))
        .set(double(2.45e9));
    this->get_tx_subtree()->create<meta_range_t>("freq/range")
        .set(xcvr_freq_range);
    this->get_tx_subtree()->create<std::string>("antenna/value")
        .subscribe(boost::bind(&xcvr2450::set_tx_ant, this, _1))
        .set(xcvr_antennas.at(1));
    this->get_tx_subtree()->create<std::vector<std::string> >("antenna/options")
        .set(xcvr_antennas);
    this->get_tx_subtree()->create<std::string>("connection")
        .set("QI");
    this->get_tx_subtree()->create<bool>("enabled")
        .set(true); //always enabled
    this->get_tx_subtree()->create<bool>("use_lo_offset")
        .set(true);
    this->get_tx_subtree()->create<double>("bandwidth/value")
        .coerce(boost::bind(&xcvr2450::set_tx_bandwidth, this, _1)) //complex bandpass bandwidth
        .set(2.0*_tx_bandwidth); //_tx_bandwidth in lowpass, convert to complex bandpass
    this->get_tx_subtree()->create<meta_range_t>("bandwidth/range")
        .set(xcvr_tx_bandwidth_range);

    //enable only the clocks we need
    this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true);

    //set the gpio directions and atr controls (identically)
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, TXIO_MASK);
    this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXIO_MASK);
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TXIO_MASK);
    this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RXIO_MASK);
}
示例#24
0
/***********************************************************************
 * TX Get and Set
 **********************************************************************/
void xcvr2450::tx_get(const wax::obj &key_, wax::obj &val) {
    named_prop_t key = named_prop_t::extract(key_);

    //handle the get request conditioned on the key
    switch(key.as<subdev_prop_t>()) {
    case SUBDEV_PROP_NAME:
        val = get_tx_id().to_pp_string();
        return;

    case SUBDEV_PROP_OTHERS:
        val = prop_names_t(); //empty
        return;

    case SUBDEV_PROP_GAIN:
        assert_has(_tx_gains.keys(), key.name, "xcvr tx gain name");
        val = _tx_gains[key.name];
        return;

    case SUBDEV_PROP_GAIN_RANGE:
        assert_has(xcvr_tx_gain_ranges.keys(), key.name, "xcvr tx gain name");
        val = xcvr_tx_gain_ranges[key.name];
        return;

    case SUBDEV_PROP_GAIN_NAMES:
        val = prop_names_t(xcvr_tx_gain_ranges.keys());
        return;

    case SUBDEV_PROP_FREQ:
        val = _lo_freq;
        return;

    case SUBDEV_PROP_FREQ_RANGE:
        val = xcvr_freq_range;
        return;

    case SUBDEV_PROP_ANTENNA:
        val = _tx_ant;
        return;

    case SUBDEV_PROP_ANTENNA_NAMES:
        val = xcvr_antennas;
        return;

    case SUBDEV_PROP_CONNECTION:
        val = SUBDEV_CONN_COMPLEX_QI;
        return;

    case SUBDEV_PROP_ENABLED:
        val = true; //always enabled
        return;

    case SUBDEV_PROP_USE_LO_OFFSET:
        val = false;
        return;

    case SUBDEV_PROP_LO_LOCKED:
        val = this->get_locked();
        return;

    case SUBDEV_PROP_BANDWIDTH:
        val = 2*_tx_bandwidth; //_tx_bandwidth is low-pass, we want complex double-sided
        return;

    default:
        UHD_THROW_PROP_GET_ERROR();
    }
}