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git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4713 818b1a75-f10b-46b9-bf7c-635c3b92a50f

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ghaddab
2013-12-13 11:02:53 +00:00
parent cd7e4ceca1
commit b2712a91a7
1 changed files with 12 additions and 7 deletions
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targets/ARCH/EXMIMO/USERSPACE/OCTAVE/lime_cal_rx.m
+12 -7
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@@ -9,9 +9,12 @@ freq_rx = 1907600000*[1 1 1 1];
freq_tx = freq_rx+1920000;
rxgain = 30*[1 1 1 1];
txgain = 0*[1 1 1 1];
tdd_config = DUPLEXMODE_FDD + TXRXSWITCH_LSB;
tdd_config = DUPLEXMODE_FDD + TXRXSWITCH_TESTRX;
syncmode = SYNCMODE_FREE;
autocal = [1 1 1 1];
resampling = [2 2 2 2];
rf_mode = (RXEN+0+TXLPFNORM+TXLPFEN+TXLPF25+RXLPFNORM+RXLPFEN+RXLPF25+LNA1ON+LNAMax+RFBBNORM+DMAMODE_RX+0) * [1 1 1 1];
rf_local = [8254813 8255016 8254813 8254813]; % from the tx calibration
%rf_local = [8255842 8255064 8257340 8257340]; % 700MHz
%rf_local = [8256776 8255788 8257340 8257340]; % 850MHz
@@ -21,13 +24,15 @@ rffe_rxg_low = 31*[1 1 1 1];
rffe_rxg_final = 31*[1 1 1 1];
rffe_band = B19G_TDD*[1 1 1 1];
oarf_config_exmimo(card, freq_rx,freq_tx,tdd_config,syncmode,rxgain,txgain,0,rf_mode,rf_rxdc,rf_local,rf_vcocal,rffe_rxg_low,rffe_rxg_final,rffe_band,autocal,resampling);
autocal = [2 2 2 2];
sleepafterconfig=0.2
% coarse calibration loop for both rx chains
for ant=1:4
rf_mode = zeros(1,4);
rf_mode(ant) = (RXEN+0+TXLPFNORM+TXLPFEN+TXLPF25+RXLPFNORM+RXLPFEN+RXLPF25+LNA1ON+LNAMax+RFBBNORM+DMAMODE_RX+0);
%rf_mode = zeros(1,4);
%rf_mode(ant) = (RXEN+0+TXLPFNORM+TXLPFEN+TXLPF25+RXLPFNORM+RXLPFEN+RXLPF25+LNA1ON+LNAMax+RFBBNORM+DMAMODE_RX+0);
dc_off_re_min = 99999;
dc_off_im_min = 99999;
@@ -42,9 +47,9 @@ while (stepsize>=1)
else
rxdc_I_s = rxdc_I;
end
rf_rxdc = ((128+rxdc_I_s) + (128+rxdc_Q_s)*(2^8))*[1 1 1 1];
rf_rxdc(ant) = ((128+rxdc_I_s) + (128+rxdc_Q_s)*(2^8));
oarf_config_exmimo(card, freq_rx,freq_tx,tdd_config,syncmode,rxgain,txgain,0,rf_mode,rf_rxdc,rf_local,rf_vcocal,rffe_rxg_low,rffe_rxg_final,rffe_band);
oarf_config_exmimo(card, freq_rx,freq_tx,tdd_config,syncmode,rxgain,txgain,0,rf_mode,rf_rxdc,rf_local,rf_vcocal,rffe_rxg_low,rffe_rxg_final,rffe_band,autocal,resampling);
sleep(sleepafterconfig)
s=oarf_get_frame(card);
@@ -85,9 +90,9 @@ while (stepsize>=1)
else
rxdc_Q_s = rxdc_Q;
end
rf_rxdc = ((128+rxdc_I_s) + (128+rxdc_Q_s)*(2^8))*[1 1 1 1];
rf_rxdc(ant) = ((128+rxdc_I_s) + (128+rxdc_Q_s)*(2^8));
oarf_config_exmimo(card, freq_rx,freq_tx,tdd_config,syncmode,rxgain,txgain,0,rf_mode,rf_rxdc,rf_local,rf_vcocal,rffe_rxg_low,rffe_rxg_final,rffe_band);
oarf_config_exmimo(card, freq_rx,freq_tx,tdd_config,syncmode,rxgain,txgain,0,rf_mode,rf_rxdc,rf_local,rf_vcocal,rffe_rxg_low,rffe_rxg_final,rffe_band,autocal,resampling);
sleep(sleepafterconfig)
s=oarf_get_frame(card);