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-rw-r--r--host/lib/usrp/dboard/db_dbsrx2.cpp11
1 files changed, 6 insertions, 5 deletions
diff --git a/host/lib/usrp/dboard/db_dbsrx2.cpp b/host/lib/usrp/dboard/db_dbsrx2.cpp
index d4d1e8de1..1debe3c8f 100644
--- a/host/lib/usrp/dboard/db_dbsrx2.cpp
+++ b/host/lib/usrp/dboard/db_dbsrx2.cpp
@@ -279,9 +279,10 @@ double dbsrx2::set_lo_freq(double target_freq){
<< boost::format(" Actual Freq=%fMHz\n") % (_lo_freq/1e6)
<< std::endl;
- //send the registers
- send_reg(0x5, 0x7);
- send_reg(0x0, 0x4);
+ //send the registers 0x0 through 0x7
+ //writing register 0x4 (F divider LSB) starts the VCO auto seletion so it must be written last
+ send_reg(0x5, 0x7);
+ send_reg(0x0, 0x4);
//FIXME: probably unnecessary to call get_locked here
//get_locked();
@@ -305,7 +306,7 @@ static int gain_to_bbg_vga_reg(double &gain){
UHD_LOGV(often)
<< boost::format("DBSRX2 BBG Gain:\n")
- << boost::format(" %f dB, bbg: %d") % gain % reg
+ << boost::format(" %f dB, bbg: %d") % gain % reg
<< std::endl;
return reg;
@@ -330,7 +331,7 @@ static double gain_to_gc1_rfvga_dac(double &gain){
UHD_LOGV(often)
<< boost::format("DBSRX2 GC1 Gain:\n")
- << boost::format(" %f dB, dac_volts: %f V") % gain % dac_volts
+ << boost::format(" %f dB, dac_volts: %f V") % gain % dac_volts
<< std::endl;
//the actual gain setting