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example: Fixed check for LO lock on configured channels

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Before this change, the check was always done on channel 0.
This commit is contained in:
Andre Zoch 2025-11-28 10:41:19 +01:00 committed by Jörg Hofrichter
parent 2aa087b622
commit 51879c15f6
1 changed files with 36 additions and 14 deletions
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50
host/examples/txrx_loopback_to_file.cpp
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@ -593,21 +593,43 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
// Check Ref and LO Lock detect
std::vector<std::string> tx_sensor_names, rx_sensor_names;
tx_sensor_names = tx_usrp->get_tx_sensor_names(0);
if (std::find(tx_sensor_names.begin(), tx_sensor_names.end(), "lo_locked")
!= tx_sensor_names.end()) {
uhd::sensor_value_t lo_locked = tx_usrp->get_tx_sensor("lo_locked", 0);
std::cout << boost::format("Checking TX: %s ...") % lo_locked.to_pp_string()
<< std::endl;
UHD_ASSERT_THROW(lo_locked.to_bool());
for (size_t ch = 0; ch < tx_channel_nums.size(); ch++) {
size_t channel = tx_channel_nums[ch];
tx_sensor_names = tx_usrp->get_tx_sensor_names(channel);
if (std::find(tx_sensor_names.begin(), tx_sensor_names.end(), "lo_locked")
!= tx_sensor_names.end()) {
uhd::sensor_value_t lo_locked = tx_usrp->get_tx_sensor("lo_locked", channel);
std::cout << boost::format("Checking TX Channel %d: %s ...") % channel
% lo_locked.to_pp_string()
<< std::endl;
if (!lo_locked.to_bool()) {
throw uhd::runtime_error(
"ERROR: LO is not locked for TX channel " + std::to_string(channel)
+ ". Ensure frequency is supported, check cabling for external "
"reference clock if applicable, try increasing settling time, "
"verify that TX/RX frequencies match for shared LO "
"daughterboards.");
}
}
}
rx_sensor_names = rx_usrp->get_rx_sensor_names(0);
if (std::find(rx_sensor_names.begin(), rx_sensor_names.end(), "lo_locked")
!= rx_sensor_names.end()) {
uhd::sensor_value_t lo_locked = rx_usrp->get_rx_sensor("lo_locked", 0);
std::cout << boost::format("Checking RX: %s ...") % lo_locked.to_pp_string()
<< std::endl;
UHD_ASSERT_THROW(lo_locked.to_bool());
for (size_t ch = 0; ch < rx_channel_nums.size(); ch++) {
size_t channel = rx_channel_nums[ch];
rx_sensor_names = rx_usrp->get_rx_sensor_names(channel);
if (std::find(rx_sensor_names.begin(), rx_sensor_names.end(), "lo_locked")
!= rx_sensor_names.end()) {
uhd::sensor_value_t lo_locked = rx_usrp->get_rx_sensor("lo_locked", channel);
std::cout << boost::format("Checking RX Channel %d: %s ...") % channel
% lo_locked.to_pp_string()
<< std::endl;
if (!lo_locked.to_bool()) {
throw uhd::runtime_error(
"ERROR: LO is not locked for RX channel " + std::to_string(channel)
+ ". Ensure frequency is supported, check cabling for external "
"reference clock if applicable, try increasing settling time, "
"verify that TX/RX frequencies match for shared LO "
"daughterboards.");
}
}
}
tx_sensor_names = tx_usrp->get_mboard_sensor_names(0);