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-rw-r--r--host/lib/usrp/dboard/db_tvrx.cpp12
1 files changed, 10 insertions, 2 deletions
diff --git a/host/lib/usrp/dboard/db_tvrx.cpp b/host/lib/usrp/dboard/db_tvrx.cpp
index 4eb29c3e8..95657fef3 100644
--- a/host/lib/usrp/dboard/db_tvrx.cpp
+++ b/host/lib/usrp/dboard/db_tvrx.cpp
@@ -54,7 +54,7 @@ using namespace boost::assign;
/***********************************************************************
* The tvrx constants
**********************************************************************/
-static const bool tvrx_debug = false;
+static const bool tvrx_debug = true;
static const freq_range_t tvrx_freq_range(50e6, 860e6);
@@ -383,7 +383,7 @@ static double get_alias(double freq, double fs) {
double alias;
freq = fmod(freq, fs);
if(freq >= (fs/2)) {
- alias = fs - freq;
+ alias = freq - fs;
} else {
alias = freq;
}
@@ -429,6 +429,14 @@ void tvrx::rx_get(const wax::obj &key_, wax::obj &val){
*/
codec_rate = this->get_iface()->get_codec_rate(dboard_iface::UNIT_RX);
val = (_lo_freq - tvrx_if_freq) + get_alias(tvrx_if_freq, codec_rate);
+ if(tvrx_debug) {
+ std::cout << "Getting TVRX freq..." << std::endl;
+ std::cout << "\tCodec rate: " << codec_rate << std::endl;
+ std::cout << "\tLO freq: " << _lo_freq << std::endl;
+ std::cout << "\tIF freq: " << tvrx_if_freq << std::endl;
+ std::cout << "\tAlias freq: " << get_alias(tvrx_if_freq, codec_rate) << std::endl;
+ std::cout << "\tCalculated freq: " << val.as<double>() << std::endl;
+ }
return;
case SUBDEV_PROP_FREQ_RANGE: