align clock grid with demods on graph (#276)

[proxmark3-svn] / client / cmdlfpresco.c

diff --git a/client/cmdlfpresco.c b/client/cmdlfpresco.c
index abae165d20dc58036a61c0792c0556db6d8cf2d4..f18c3ec6488e30ff3cff0a999e27c2d5babf5f2a 100644 (file)
--- a/client/cmdlfpresco.c
+++ b/client/cmdlfpresco.c
@@ -5,9 +5,11 @@
 // the license.
 //-----------------------------------------------------------------------------
 // Low frequency Presco tag commands
+// ASK/Manchester, rf/32, 128 bits (complete)
 //-----------------------------------------------------------------------------
 #include <string.h>
 #include <inttypes.h>
+#include <stdio.h>
 #include "cmdlfpresco.h"
 #include "proxmark3.h"
 #include "ui.h"
@@ -128,7 +130,7 @@ int CmdPrescoDemod(const char *Cmd) {
                return 0;
        }
        size_t size = DemodBufferLen;
-       //call lfdemod.c demod for Viking
+       //call lfdemod.c demod for presco
        int ans = PrescoDemod(DemodBuffer, &size);
        if (ans < 0) {
                if (g_debugMode) PrintAndLog("Error Presco_Demod %d", ans);
@@ -159,9 +161,7 @@ int CmdPrescoRead(const char *Cmd) {
        // Presco Number: 123456789 --> Sitecode 30 | usercode 8665
 
        // read lf silently
-       CmdLFRead("s");
-       // get samples silently
-       getSamples("30000",false);
+       lf_read(true, 10000);
        // demod and output Presco ID   
        return CmdPrescoDemod(Cmd);
 }
@@ -178,7 +178,7 @@ int CmdPrescoClone(const char *Cmd) {
        if (GetWiegandFromPresco(Cmd, &sitecode, &usercode, &fullcode, &Q5) == -1) return usage_lf_presco_clone();
 
        if (Q5)
-               blocks[0] = T5555_MODULATION_MANCHESTER | 32<<T5555_BITRATE_SHIFT | 4<<T5555_MAXBLOCK_SHIFT | T5555_ST_TERMINATOR;
+               blocks[0] = T5555_MODULATION_MANCHESTER | ((32-2)>>1)<<T5555_BITRATE_SHIFT | 4<<T5555_MAXBLOCK_SHIFT | T5555_ST_TERMINATOR;
 
        if ((sitecode & 0xFF) != sitecode) {
                sitecode &= 0xFF;