usrp-e100: combined clkconfig and fpga downloader into usrp-e-utility, simplified code

1 files changed, 8 insertions, 1 deletions

diff --git a/host/examples/rx_timed_samples.cpp b/host/examples/rx_timed_samples.cpp
index 9ebe36c5a..630b4a7a9 100644
--- a/host/examples/rx_timed_samples.cpp
+++ b/host/examples/rx_timed_samples.cpp
@@ -32,7 +32,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     std::string args;
     double seconds_in_future;
     size_t total_num_samps;
-    double rate, freq;
+    double rate, freq, clock;
 
     //setup the program options
     po::options_description desc("Allowed options");
@@ -41,6 +41,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
         ("args", po::value<std::string>(&args)->default_value(""), "single uhd device address args")
         ("secs", po::value<double>(&seconds_in_future)->default_value(3), "number of seconds in the future to receive")
         ("nsamps", po::value<size_t>(&total_num_samps)->default_value(1000), "total number of samples to receive")
+        ("clock", po::value<double>(&clock), "master clock frequency in Hz")
         ("rate", po::value<double>(&rate)->default_value(100e6/16), "rate of incoming samples")
         ("freq", po::value<double>(&freq)->default_value(0), "rf center frequency in Hz")
         ("dilv", "specify to disable inner-loop verbose")
@@ -63,6 +64,12 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     uhd::usrp::multi_usrp::sptr usrp = uhd::usrp::multi_usrp::make(args);
     std::cout << boost::format("Using Device: %s") % usrp->get_pp_string() << std::endl;
 
+    //optionally set the clock rate (do before setting anything else)
+    if (vm.count("clock")){
+        std::cout << boost::format("Setting master clock rate: %f MHz...") % (clock/1e6) << std::endl;
+        usrp->set_master_clock_rate(clock);
+    }
+
     //set the rx sample rate
     std::cout << boost::format("Setting RX Rate: %f Msps...") % (rate/1e6) << std::endl;
     usrp->set_rx_rate(rate);