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fixed TX/RX timing for B210 5 MHz

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This commit is contained in:
gauthier
2015-12-16 09:06:50 +01:00
parent 37d7fa8d30
commit 9eac7ac6ff
4 changed files with 11 additions and 13 deletions
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targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+3 -5
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@@ -464,7 +464,7 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
break;
case 7680000:
openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 103;
openair0_cfg[0].tx_sample_advance = 70;//103;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
@@ -479,13 +479,11 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
}
}
for(i=0;i<s->usrp->get_rx_num_channels();i++) {
if (i<openair0_cfg[0].rx_num_channels) {
s->usrp->set_rx_rate(openair0_cfg[0].sample_rate,i);
s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
printf("Setting rx freq/gain on channel %lu/%lu\n",i,s->usrp->get_rx_num_channels());
printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[i],i);
set_rx_gain_offset(&openair0_cfg[0],i);
@@ -506,7 +504,7 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
if (i<openair0_cfg[0].tx_num_channels) {
s->usrp->set_tx_rate(openair0_cfg[0].sample_rate,i);
s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i);
printf("Setting tx freq/gain on channel %lu/%lu\n",i,s->usrp->get_tx_num_channels());
printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6);
s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[i],i);
s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[i],i);
}