X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/56d0fb8e4d4f4a963928de36a12c519a09673bd1..cf08edc97cfdb89ae4c87260ceaed150364bfbc8:/client/cmddata.c

diff --git a/client/cmddata.c b/client/cmddata.c
index 378fb78f..acb1359e 100644
--- a/client/cmddata.c
+++ b/client/cmddata.c
@@ -969,17 +969,17 @@ int CmdUndec(const char *Cmd)
 //shift graph zero up or down based on input + or -
 int CmdGraphShiftZero(const char *Cmd)
 {
-	int shift=0;
+	int shift = 0, shiftedVal = 0;
 	//set options from parameters entered with the command
 	sscanf(Cmd, "%i", &shift);
-	int shiftedVal=0;
+
 	for(int i = 0; i<GraphTraceLen; i++){
 		shiftedVal=GraphBuffer[i]+shift;
-		if (shiftedVal>127) 
-			shiftedVal=127;
-		else if (shiftedVal<-127) 
-			shiftedVal=-127;
-		GraphBuffer[i]= shiftedVal;
+		if (shiftedVal > 127) 
+			shiftedVal = 127;
+		else if (shiftedVal < -127) 
+			shiftedVal = -127;
+		GraphBuffer[i] = shiftedVal;
 	}
 	CmdNorm("");
 	return 0;
@@ -2146,10 +2146,14 @@ int CmdTuneSamples(const char *Cmd)
 	peakf = resp.arg[2] & 0xffff;
 	peakv = resp.arg[2] >> 16;
 	PrintAndLog("");
-	PrintAndLog("# LF antenna: %5.2f V @   125.00 kHz", vLf125/1000.0);
-	PrintAndLog("# LF antenna: %5.2f V @   134.00 kHz", vLf134/1000.0);
-	PrintAndLog("# LF optimal: %5.2f V @%9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
-	PrintAndLog("# HF antenna: %5.2f V @    13.56 MHz", vHf/1000.0);
+	if ( vLf125 > 0 )
+		PrintAndLog("# LF antenna: %5.2f V @   125.00 kHz", vLf125/1000.0);
+	if ( vLf134 > 0 )
+		PrintAndLog("# LF antenna: %5.2f V @   134.00 kHz", vLf134/1000.0);
+	if ( peakv > 0 && peakf > 0 )
+		PrintAndLog("# LF optimal: %5.2f V @%9.2f kHz", peakv/1000.0, 12000.0/(peakf+1));
+	if ( vHf > 0 )
+		PrintAndLog("# HF antenna: %5.2f V @    13.56 MHz", vHf/1000.0);
 
  #define LF_UNUSABLE_V		2948		// was 2000. Changed due to bugfix in voltage measurements. LF results are now 47% higher.
  #define LF_MARGINAL_V		14739		// was 10000. Changed due to bugfix bug in voltage measurements. LF results are now 47% higher.