diff options
Diffstat (limited to 'host/lib/usrp/dboard')
| -rw-r--r-- | host/lib/usrp/dboard/db_xcvr2450.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/host/lib/usrp/dboard/db_xcvr2450.cpp b/host/lib/usrp/dboard/db_xcvr2450.cpp index efe7687c2..0dfef2a0a 100644 --- a/host/lib/usrp/dboard/db_xcvr2450.cpp +++ b/host/lib/usrp/dboard/db_xcvr2450.cpp @@ -263,7 +263,7 @@ void xcvr2450::set_lo_freq(double target_freq){ for(R = 1; R <= 7; R++){ double N = (target_freq*scaler*R*_ad9515div)/ref_freq; intdiv = int(std::floor(N)); - fracdiv = (N - intdiv)*double(1 << 16); + fracdiv = boost::math::iround((N - intdiv)*double(1 << 16)); //actual minimum is 128, but most chips seems to require higher to lock if (intdiv < 131 or intdiv > 255) continue; //constraints met: exit loop @@ -344,8 +344,8 @@ static int gain_to_tx_vga_reg(float &gain){ //calculate the actual gain value if (reg < 4) gain = 0; - else if (reg < 48) gain = reg/2 - 1; - else gain = reg/2.0 - 1.5; + else if (reg < 48) gain = float(reg/2 - 1); + else gain = float(reg/2.0 - 1.5); //return register value return reg; @@ -385,7 +385,7 @@ static max2829_regs_t::tx_baseband_gain_t gain_to_tx_bb_reg(float &gain){ */ static int gain_to_rx_vga_reg(float &gain){ int reg = std::clip(boost::math::iround(gain/2.0), 0, 31); - gain = reg*2; + gain = float(reg*2); return reg; } |