SDR Testing

sdr_deepdetect/sdd_emitter/main.cpp

@@ -31,9 +31,9 @@ int runSend()
 	const char * gainName = "PGA";
 	//Sample rate in Hz
 	double sprate		=  SIGRATE ;
-	double tx_freq		= 200.0e6;
+	double tx_freq		= 100.8e6;
 	double tx_sprate	= sprate;
-	double tx_gain		= 70;
+	double tx_gain		= 80;
 	double tx_bw		= sprate;
 	//发射信号。MIMO时，可以指定0,1
 	size_t tx_channel[]	= {0};
@@ -115,6 +115,7 @@ int runSend()
 	fprintf(stderr, "Press Ctrl+C to stop streaming.\n");
 
 	fprintf(stderr, "Input :");
+	long long ctv = 0;
 	// Actual streaming, TX Threading
 	time_t tm_idle = time(0);
 	while (!stop_signal_called) {
@@ -178,11 +179,15 @@ int runSend()
 											1, &num_samps_sent));
 				total_sent += num_samps_sent;
 			}
-			if (tm_idle + 10 < time(0))
+			if (tm_idle + 1 < time(0))
 			{
+				++ctv;
 				tm_idle = time(0);
 				char buf_tm[256];
-				sprintf(buf_tm,"Time=%lld\n",tm_idle);
+				if (ctv % 10==0)
+					sprintf(buf_tm,"Time=%lld\n",tm_idle);
+				else
+					sprintf(buf_tm,"%lld\r",ctv);
 				int sl = strlen(buf_tm);
 				mtx_data.lock();
 				std::copy(buf_tm,buf_tm+sl,std::back_inserter(lst_data));

sdr_deepdetect/waveform.h

@@ -2,10 +2,10 @@
 #define WAVEFORM_H
 typedef short SPTYPE;
 #define		MODRATE_N	1
-#define		C_AMP		32767
-#define		SPREAD_RAT	800
+#define		C_AMP		8192
+#define		SPREAD_RAT	512
 #define		WAVSIZE		SPREAD_RAT*MODRATE_N
-#define		SIGRATE		250000
+#define		SIGRATE		200001
 extern SPTYPE wav_spread[2][WAVSIZE][2];
 extern float wav_xorr[2][WAVSIZE][2];
 void init_wavform();