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freq conversion change for low frequencies - high side instead of lo side

bug_fixes_integration_tx
David Michaeli 2023-07-04 17:33:33 +00:00
rodzic 2c8da45e51
commit 495234d3cf
1 zmienionych plików z 7 dodań i 4 usunięć
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11
software/libcariboulite/src/cariboulite_radio.c
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@ -280,7 +280,7 @@ int cariboulite_radio_set_tx_power(cariboulite_radio_state_st* radio, int tx_pow
else if (radio->type == cariboulite_channel_6g)
{
if (tx_power_dbm < -12) tx_power_dbm = -12;
if (tx_power_dbm > 9) tx_power_dbm = 9;
if (tx_power_dbm > 12) tx_power_dbm = 12;
x = tx_power_dbm;
tx_power_ctrl_model = roundf(0.000710f*x*x*x*x + 0.010521f*x*x*x + 0.015169f*x*x + 0.914333f*x + 12.254084f);
@ -727,9 +727,12 @@ int cariboulite_radio_set_frequency(cariboulite_radio_state_st* radio,
modem_freq);
// setup mixer LO according to the actual modem frequency
lo_act_freq = rffc507x_set_frequency(&radio->sys->mixer, modem_act_freq - f_rf);
act_freq = modem_act_freq - lo_act_freq;
//lo_act_freq = rffc507x_set_frequency(&radio->sys->mixer, modem_act_freq - f_rf);
//act_freq = modem_act_freq - lo_act_freq;
lo_act_freq = rffc507x_set_frequency(&radio->sys->mixer, modem_act_freq + f_rf);
act_freq = lo_act_freq - modem_act_freq;
// setup fpga RFFE <= upconvert (tx / rx)
conversion_direction = conversion_dir_up;
caribou_smi_invert_iq(&radio->sys->smi, true);