fix bug in lf standalone mode

[proxmark3-svn] / client / cmdlf.c

diff --git a/client/cmdlf.c b/client/cmdlf.c
index 54f396fdde630902f6a13ce354853d8b6a0c1840..41feec20d5b708b98636eaacaa71a5a4b7ce04c5 100644 (file)
--- a/client/cmdlf.c
+++ b/client/cmdlf.c
@@ -22,27 +22,94 @@
 #include "util.h"
 #include "cmdlf.h"
 #include "cmdlfhid.h"
 #include "util.h"
 #include "cmdlf.h"
 #include "cmdlfhid.h"

+#include "cmdlfawid.h"

 #include "cmdlfti.h"
 #include "cmdlfem4x.h"
 #include "cmdlfhitag.h"
 #include "cmdlft55xx.h"
 #include "cmdlfpcf7931.h"
 #include "cmdlfio.h"
 #include "cmdlfti.h"
 #include "cmdlfem4x.h"
 #include "cmdlfhitag.h"
 #include "cmdlft55xx.h"
 #include "cmdlfpcf7931.h"
 #include "cmdlfio.h"

+#include "cmdlfviking.h"

 #include "lfdemod.h"
 
 static int CmdHelp(const char *Cmd);
 
 #include "lfdemod.h"
 
 static int CmdHelp(const char *Cmd);
 

+
+
+int usage_lf_cmdread()
+{
+       PrintAndLog("Usage: lf cmdread d <delay period> z <zero period> o <one period> c <cmdbytes> [H] ");
+       PrintAndLog("Options:        ");
+       PrintAndLog("       h             This help");
+       PrintAndLog("       L             Low frequency (125 KHz)");
+       PrintAndLog("       H             High frequency (134 KHz)");
+       PrintAndLog("       d <delay>     delay OFF period");
+       PrintAndLog("       z <zero>      time period ZERO");
+       PrintAndLog("       o <one>       time period ONE");
+       PrintAndLog("       c <cmd>       Command bytes");
+       PrintAndLog("       ************* All periods in microseconds");
+       PrintAndLog("Examples:");
+       PrintAndLog("      lf cmdread d 80 z 100 o 200 c 11000");
+       PrintAndLog("      lf cmdread d 80 z 100 o 100 c 11000 H");
+       return 0;
+}
+

 /* send a command before reading */
 int CmdLFCommandRead(const char *Cmd)
 {
 /* send a command before reading */
 int CmdLFCommandRead(const char *Cmd)
 {

-       static char dummy[3];
-
-       dummy[0]= ' ';
-
+       static char dummy[3] = {0x20,0x00,0x00};

        UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K};
        UsbCommand c = {CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K};

-       sscanf(Cmd, "%"lli" %"lli" %"lli" %s %s", &c.arg[0], &c.arg[1], &c.arg[2],(char*)(&c.d.asBytes),(char*)(&dummy+1));
-       // in case they specified 'h'
+       bool errors = FALSE;
+       //uint8_t divisor = 95; //125khz
+       uint8_t cmdp = 0;
+       int strLength = 0;
+       while(param_getchar(Cmd, cmdp) != 0x00)
+       {
+               switch(param_getchar(Cmd, cmdp))
+               {
+               case 'h':
+                       return usage_lf_cmdread();
+               case 'H':
+                       //divisor = 88;
+                       dummy[1]='h';
+                       cmdp++;
+                       break;
+               case 'L':
+                       cmdp++;
+                       break;
+               case 'c':
+                       strLength = param_getstr(Cmd, cmdp+1, (char *)&c.d.asBytes);
+                       cmdp+=2;
+                       break;
+               case 'd':
+                       c.arg[0] = param_get32ex(Cmd, cmdp+1, 0, 10);
+                       cmdp+=2;
+                       break;
+               case 'z':
+                       c.arg[1] = param_get32ex(Cmd, cmdp+1, 0, 10);
+                       cmdp+=2;
+                       break;
+               case 'o':
+                       c.arg[2] = param_get32ex(Cmd, cmdp+1, 0, 10);
+                       cmdp+=2;
+                       break;
+               default:
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                       errors = 1;
+                       break;
+               }
+               if(errors) break;
+       }
+       // No args
+       if(cmdp == 0) errors = 1;
+
+       //Validations
+       if(errors) return usage_lf_cmdread();
+       
+       // in case they specified 'H'

        strcpy((char *)&c.d.asBytes + strlen((char *)c.d.asBytes), dummy);
        strcpy((char *)&c.d.asBytes + strlen((char *)c.d.asBytes), dummy);

+
+       clearCommandBuffer();

        SendCommand(&c);
        return 0;
 }
        SendCommand(&c);
        return 0;
 }


@@ -58,7 +125,7 @@ int CmdFlexdemod(const char *Cmd)
                }
        }
 
                }
        }
 

-#define LONG_WAIT 100
+ #define LONG_WAIT 100

        int start;
        for (start = 0; start < GraphTraceLen - LONG_WAIT; start++) {
                int first = GraphBuffer[start];
        int start;
        for (start = 0; start < GraphTraceLen - LONG_WAIT; start++) {
                int first = GraphBuffer[start];


@@ -140,10 +207,13 @@ int CmdIndalaDemod(const char *Cmd)
        uint8_t rawbits[4096];
        int rawbit = 0;
        int worst = 0, worstPos = 0;
        uint8_t rawbits[4096];
        int rawbit = 0;
        int worst = 0, worstPos = 0;

- // PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
+       // PrintAndLog("Expecting a bit less than %d raw bits", GraphTraceLen / 32);
+       
+       // loop through raw signal - since we know it is psk1 rf/32 fc/2 skip every other value (+=2)

        for (i = 0; i < GraphTraceLen-1; i += 2) {
                count += 1;
                if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {
        for (i = 0; i < GraphTraceLen-1; i += 2) {
                count += 1;
                if ((GraphBuffer[i] > GraphBuffer[i + 1]) && (state != 1)) {

+                       // appears redundant - marshmellow

                        if (state == 0) {
                                for (j = 0; j <  count - 8; j += 16) {
                                        rawbits[rawbit++] = 0;
                        if (state == 0) {
                                for (j = 0; j <  count - 8; j += 16) {
                                        rawbits[rawbit++] = 0;


@@ -156,6 +226,7 @@ int CmdIndalaDemod(const char *Cmd)
                        state = 1;
                        count = 0;
                } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {
                        state = 1;
                        count = 0;
                } else if ((GraphBuffer[i] < GraphBuffer[i + 1]) && (state != 0)) {

+                       //appears redundant

                        if (state == 1) {
                                for (j = 0; j <  count - 8; j += 16) {
                                        rawbits[rawbit++] = 1;
                        if (state == 1) {
                                for (j = 0; j <  count - 8; j += 16) {
                                        rawbits[rawbit++] = 1;


@@ -353,6 +424,7 @@ int CmdIndalaClone(const char *Cmd)
                c.arg[1] = uid2;
        }
 
                c.arg[1] = uid2;
        }
 

+       clearCommandBuffer();

        SendCommand(&c);
        return 0;
 }
        SendCommand(&c);
        return 0;
 }


@@ -388,7 +460,7 @@ int usage_lf_config()
        PrintAndLog("       b <bps>       Sets resolution of bits per sample. Default (max): 8");
        PrintAndLog("       d <decim>     Sets decimation. A value of N saves only 1 in N samples. Default: 1");
        PrintAndLog("       a [0|1]       Averaging - if set, will average the stored sample value when decimating. Default: 1");
        PrintAndLog("       b <bps>       Sets resolution of bits per sample. Default (max): 8");
        PrintAndLog("       d <decim>     Sets decimation. A value of N saves only 1 in N samples. Default: 1");
        PrintAndLog("       a [0|1]       Averaging - if set, will average the stored sample value when decimating. Default: 1");

-       PrintAndLog("       t <threshold> Sets trigger threshold. 0 means no threshold");
+       PrintAndLog("       t <threshold> Sets trigger threshold. 0 means no threshold (range: 0-128)");

        PrintAndLog("Examples:");
        PrintAndLog("      lf config b 8 L");
        PrintAndLog("                    Samples at 125KHz, 8bps.");
        PrintAndLog("Examples:");
        PrintAndLog("      lf config b 8 L");
        PrintAndLog("                    Samples at 125KHz, 8bps.");


@@ -475,6 +547,7 @@ int CmdLFSetConfig(const char *Cmd)
        //Averaging is a flag on high-bit of arg[1]
        UsbCommand c = {CMD_SET_LF_SAMPLING_CONFIG};
        memcpy(c.d.asBytes,&config,sizeof(sample_config));
        //Averaging is a flag on high-bit of arg[1]
        UsbCommand c = {CMD_SET_LF_SAMPLING_CONFIG};
        memcpy(c.d.asBytes,&config,sizeof(sample_config));

+       clearCommandBuffer();

        SendCommand(&c);
        return 0;
 }
        SendCommand(&c);
        return 0;
 }


@@ -491,8 +564,14 @@ int CmdLFRead(const char *Cmd)
        if (param_getchar(Cmd, cmdp) == 's') arg1 = true; //suppress print
        //And ship it to device
        UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K, {arg1,0,0}};
        if (param_getchar(Cmd, cmdp) == 's') arg1 = true; //suppress print
        //And ship it to device
        UsbCommand c = {CMD_ACQUIRE_RAW_ADC_SAMPLES_125K, {arg1,0,0}};

+       clearCommandBuffer();

        SendCommand(&c);
        SendCommand(&c);

-       WaitForResponse(CMD_ACK,NULL);
+       //WaitForResponse(CMD_ACK,NULL);        
+       if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {
+               PrintAndLog("command execution time out");
+               return 1;
+       }
+

        return 0;
 }
 
        return 0;
 }
 


@@ -505,6 +584,7 @@ int CmdLFSnoop(const char *Cmd)
        }
 
        UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};
        }
 
        UsbCommand c = {CMD_LF_SNOOP_RAW_ADC_SAMPLES};

+       clearCommandBuffer();

        SendCommand(&c);
        WaitForResponse(CMD_ACK,NULL);
        return 0;
        SendCommand(&c);
        WaitForResponse(CMD_ACK,NULL);
        return 0;


@@ -522,7 +602,8 @@ static void ChkBitstream(const char *str)
                }
        }
 }
                }
        }
 }

-//appears to attempt to simulate manchester
+//Attempt to simulate any wave in buffer (one bit per output sample)
+// converts GraphBuffer to bitstream (based on zero crossings) if needed.

 int CmdLFSim(const char *Cmd)
 {
        int i,j;
 int CmdLFSim(const char *Cmd)
 {
        int i,j;


@@ -530,11 +611,11 @@ int CmdLFSim(const char *Cmd)
 
        sscanf(Cmd, "%i", &gap);
 
 
        sscanf(Cmd, "%i", &gap);
 

-       /* convert to bitstream if necessary */
+       // convert to bitstream if necessary 

 
        ChkBitstream(Cmd);
 
 
        ChkBitstream(Cmd);
 

-       //can send 512 bits at a time (1 byte sent per bit...)
+       //can send only 512 bits at a time (1 byte sent per bit...)

        printf("Sending [%d bytes]", GraphTraceLen);
        for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) {
                UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};
        printf("Sending [%d bytes]", GraphTraceLen);
        for (i = 0; i < GraphTraceLen; i += USB_CMD_DATA_SIZE) {
                UsbCommand c={CMD_DOWNLOADED_SIM_SAMPLES_125K, {i, 0, 0}};


@@ -550,6 +631,7 @@ int CmdLFSim(const char *Cmd)
        printf("\n");
        PrintAndLog("Starting to simulate");
        UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};
        printf("\n");
        PrintAndLog("Starting to simulate");
        UsbCommand c = {CMD_SIMULATE_TAG_125K, {GraphTraceLen, gap, 0}};

+       clearCommandBuffer();

        SendCommand(&c);
        return 0;
 }
        SendCommand(&c);
        return 0;
 }


@@ -606,8 +688,8 @@ int usage_lf_simpsk(void)
 // - allow pull data from DemodBuffer
 int CmdLFfskSim(const char *Cmd)
 {
 // - allow pull data from DemodBuffer
 int CmdLFfskSim(const char *Cmd)
 {

-       //might be able to autodetect FC and clock from Graphbuffer if using demod buffer
-       //will need FChigh, FClow, Clock, and bitstream
+       //might be able to autodetect FCs and clock from Graphbuffer if using demod buffer
+       // otherwise will need FChigh, FClow, Clock, and bitstream

        uint8_t fcHigh=0, fcLow=0, clk=0;
        uint8_t invert=0;
        bool errors = FALSE;
        uint8_t fcHigh=0, fcLow=0, clk=0;
        uint8_t invert=0;
        bool errors = FALSE;


@@ -682,6 +764,8 @@ int CmdLFfskSim(const char *Cmd)
        } else {
                setDemodBuf(data, dataLen, 0);
        }
        } else {
                setDemodBuf(data, dataLen, 0);
        }

+
+       //default if not found

        if (clk == 0) clk = 50;
        if (fcHigh == 0) fcHigh = 10;
        if (fcLow == 0) fcLow = 8;
        if (clk == 0) clk = 50;
        if (fcHigh == 0) fcHigh = 10;
        if (fcLow == 0) fcLow = 8;


@@ -697,6 +781,7 @@ int CmdLFfskSim(const char *Cmd)
        UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}};
 
        memcpy(c.d.asBytes, DemodBuffer, size);
        UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}};
 
        memcpy(c.d.asBytes, DemodBuffer, size);

+       clearCommandBuffer();

        SendCommand(&c);
        return 0;
 }
        SendCommand(&c);
        return 0;
 }


@@ -706,9 +791,8 @@ int CmdLFfskSim(const char *Cmd)
 int CmdLFaskSim(const char *Cmd)
 {
        //autodetect clock from Graphbuffer if using demod buffer
 int CmdLFaskSim(const char *Cmd)
 {
        //autodetect clock from Graphbuffer if using demod buffer

-       //will need clock, invert, manchester/raw as m or r, separator as s, and bitstream
+       // needs clock, invert, manchester/raw as m or r, separator as s, and bitstream

        uint8_t encoding = 1, separator = 0;
        uint8_t encoding = 1, separator = 0;

-       //char cmdp = Cmd[0], par3='m', par4=0;

        uint8_t clk=0, invert=0;
        bool errors = FALSE;
        char hexData[32] = {0x00}; 
        uint8_t clk=0, invert=0;
        bool errors = FALSE;
        char hexData[32] = {0x00}; 


@@ -791,6 +875,7 @@ int CmdLFaskSim(const char *Cmd)
        UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}};
        PrintAndLog("preparing to sim ask data: %d bits", size);
        memcpy(c.d.asBytes, DemodBuffer, size);
        UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}};
        PrintAndLog("preparing to sim ask data: %d bits", size);
        memcpy(c.d.asBytes, DemodBuffer, size);

+       clearCommandBuffer();

        SendCommand(&c);
        return 0;
 }
        SendCommand(&c);
        return 0;
 }


@@ -898,6 +983,7 @@ int CmdLFpskSim(const char *Cmd)
        UsbCommand c = {CMD_PSK_SIM_TAG, {arg1, arg2, size}};
        PrintAndLog("DEBUG: Sending DemodBuffer Length: %d", size);
        memcpy(c.d.asBytes, DemodBuffer, size);
        UsbCommand c = {CMD_PSK_SIM_TAG, {arg1, arg2, size}};
        PrintAndLog("DEBUG: Sending DemodBuffer Length: %d", size);
        memcpy(c.d.asBytes, DemodBuffer, size);

+       clearCommandBuffer();

        SendCommand(&c);
        
        return 0;
        SendCommand(&c);
        
        return 0;


@@ -913,30 +999,6 @@ int CmdLFSimBidir(const char *Cmd)
        return 0;
 }
 
        return 0;
 }
 

-/* simulate an LF Manchester encoded tag with specified bitstream, clock rate and inter-id gap */
-/*
-int CmdLFSimManchester(const char *Cmd)
-{
-       static int clock, gap;
-       static char data[1024], gapstring[8];
-
-       sscanf(Cmd, "%i %s %i", &clock, &data[0], &gap);
-
-       ClearGraph(0);
-
-       for (int i = 0; i < strlen(data) ; ++i)
-               AppendGraph(0, clock, data[i]- '0');
-
-       CmdManchesterMod("");
-
-       RepaintGraphWindow();
-
-       sprintf(&gapstring[0], "%i", gap);
-       CmdLFSim(gapstring);
-       return 0;
-}
-*/
-

 int CmdVchDemod(const char *Cmd)
 {
        // Is this the entire sync pattern, or does this also include some
 int CmdVchDemod(const char *Cmd)
 {
        // Is this the entire sync pattern, or does this also include some


@@ -1033,8 +1095,8 @@ int CmdLFfind(const char *Cmd)
        }
 
        if (!offline && (cmdp != '1')){
        }
 
        if (!offline && (cmdp != '1')){

-               ans=CmdLFRead("");
-               ans=CmdSamples("20000");
+               CmdLFRead("s");
+               getSamples("30000",false);

        } else if (GraphTraceLen < 1000) {
                PrintAndLog("Data in Graphbuffer was too small.");
                return 0;
        } else if (GraphTraceLen < 1000) {
                PrintAndLog("Data in Graphbuffer was too small.");
                return 0;


@@ -1075,13 +1137,6 @@ int CmdLFfind(const char *Cmd)
                return 1;
        }
 
                return 1;
        }
 

-       //add psk and indala
-       ans=CmdIndalaDecode("");
-       if (ans>0) {
-               PrintAndLog("\nValid Indala ID Found!");
-               return 1;
-       }
-

        ans=CmdAskEM410xDemod("");
        if (ans>0) {
                PrintAndLog("\nValid EM410x ID Found!");
        ans=CmdAskEM410xDemod("");
        if (ans>0) {
                PrintAndLog("\nValid EM410x ID Found!");


@@ -1094,26 +1149,54 @@ int CmdLFfind(const char *Cmd)
                return 1;
        }
 
                return 1;
        }
 

+       ans=CmdFDXBdemodBI("");
+       if (ans>0) {
+               PrintAndLog("\nValid FDX-B ID Found!");
+               return 1;
+       }
+
+       ans=EM4x50Read("", false);
+       if (ans>0) {
+               PrintAndLog("\nValid EM4x50 ID Found!");
+               return 1;
+       }       
+
+       ans=CmdVikingDemod("");
+       if (ans>0) {
+               PrintAndLog("\nValid Viking ID Found!");
+               return 1;
+       }       
+
+       ans=CmdIndalaDecode("");
+       if (ans>0) {
+               PrintAndLog("\nValid Indala ID Found!");
+               return 1;
+       }
+
+       ans=CmdPSKNexWatch("");
+       if (ans>0) {
+               PrintAndLog("\nValid NexWatch ID Found!");
+               return 1;
+       }
+

        PrintAndLog("\nNo Known Tags Found!\n");
        if (testRaw=='u' || testRaw=='U'){
                //test unknown tag formats (raw mode)
                PrintAndLog("\nChecking for Unknown tags:\n");
                ans=AutoCorrelate(4000, FALSE, FALSE);
                if (ans > 0) PrintAndLog("Possible Auto Correlation of %d repeating samples",ans);
        PrintAndLog("\nNo Known Tags Found!\n");
        if (testRaw=='u' || testRaw=='U'){
                //test unknown tag formats (raw mode)
                PrintAndLog("\nChecking for Unknown tags:\n");
                ans=AutoCorrelate(4000, FALSE, FALSE);
                if (ans > 0) PrintAndLog("Possible Auto Correlation of %d repeating samples",ans);

-               ans=GetFskClock("",FALSE,FALSE); //CmdDetectClockRate("F"); //
+               ans=GetFskClock("",FALSE,FALSE); 

                if (ans != 0){ //fsk
                if (ans != 0){ //fsk

-                       ans=FSKrawDemod("",FALSE);
+                       ans=FSKrawDemod("",TRUE);

                        if (ans>0) {
                                PrintAndLog("\nUnknown FSK Modulated Tag Found!");
                        if (ans>0) {
                                PrintAndLog("\nUnknown FSK Modulated Tag Found!");

-                               printDemodBuff();

                                return 1;
                        }
                }
                                return 1;
                        }
                }

-               ans=ASKmanDemod("",FALSE,FALSE);
+               ans=ASKDemod("0 0 0",TRUE,FALSE,1);

                if (ans>0) {
                        PrintAndLog("\nUnknown ASK Modulated and Manchester encoded Tag Found!");
                        PrintAndLog("\nif it does not look right it could instead be ASK/Biphase - try 'data rawdemod ab'");
                if (ans>0) {
                        PrintAndLog("\nUnknown ASK Modulated and Manchester encoded Tag Found!");
                        PrintAndLog("\nif it does not look right it could instead be ASK/Biphase - try 'data rawdemod ab'");

-                       printDemodBuff();

                        return 1;
                }
                ans=CmdPSK1rawDemod("");
                        return 1;
                }
                ans=CmdPSK1rawDemod("");


@@ -1121,7 +1204,6 @@ int CmdLFfind(const char *Cmd)
                        PrintAndLog("Possible unknown PSK1 Modulated Tag Found above!\n\nCould also be PSK2 - try 'data rawdemod p2'");
                        PrintAndLog("\nCould also be PSK3 - [currently not supported]");
                        PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod");
                        PrintAndLog("Possible unknown PSK1 Modulated Tag Found above!\n\nCould also be PSK2 - try 'data rawdemod p2'");
                        PrintAndLog("\nCould also be PSK3 - [currently not supported]");
                        PrintAndLog("\nCould also be NRZ - try 'data nrzrawdemod");

-                       printDemodBuff();

                        return 1;
                }
                PrintAndLog("\nNo Data Found!\n");
                        return 1;
                }
                PrintAndLog("\nNo Data Found!\n");


@@ -1132,28 +1214,29 @@ int CmdLFfind(const char *Cmd)
 static command_t CommandTable[] = 
 {
        {"help",        CmdHelp,            1, "This help"},
 static command_t CommandTable[] = 
 {
        {"help",        CmdHelp,            1, "This help"},

-       {"cmdread",     CmdLFCommandRead,   0, "<off period> <'0' period> <'1' period> <command> ['h'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'h' for 134)"},
-       {"em4x",        CmdLFEM4X,          1, "{ EM4X RFIDs... }"},
+       {"awid",        CmdLFAWID,          1, "{ AWID RFIDs...    }"},
+       {"em4x",        CmdLFEM4X,          1, "{ EM4X RFIDs...    }"},
+       {"hid",         CmdLFHID,           1, "{ HID RFIDs...     }"},
+       {"hitag",       CmdLFHitag,         1, "{ Hitag tags and transponders... }"},
+       {"io",          CmdLFIO,            1, "{ ioProx tags...   }"},
+       {"pcf7931",     CmdLFPCF7931,       1, "{ PCF7931 RFIDs... }"},
+       {"t55xx",       CmdLFT55XX,         1, "{ T55xx RFIDs...   }"},
+       {"ti",          CmdLFTI,            1, "{ TI RFIDs...      }"},
+       {"viking",      CmdLFViking,        1, "{ Viking tags...   }"},
+       {"cmdread",     CmdLFCommandRead,   0, "<d period> <z period> <o period> <c command> ['H'] -- Modulate LF reader field to send command before read (all periods in microseconds) (option 'H' for 134)"},

        {"config",      CmdLFSetConfig,     0, "Set config for LF sampling, bit/sample, decimation, frequency"},
        {"flexdemod",   CmdFlexdemod,       1, "Demodulate samples for FlexPass"},
        {"config",      CmdLFSetConfig,     0, "Set config for LF sampling, bit/sample, decimation, frequency"},
        {"flexdemod",   CmdFlexdemod,       1, "Demodulate samples for FlexPass"},

-       {"hid",         CmdLFHID,           1, "{ HID RFIDs... }"},
-       {"io",            CmdLFIO,                1, "{ ioProx tags... }"},

        {"indalademod", CmdIndalaDemod,     1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
        {"indalaclone", CmdIndalaClone,     0, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
        {"read",        CmdLFRead,          0, "['s' silent] Read 125/134 kHz LF ID-only tag. Do 'lf read h' for help"},
        {"search",      CmdLFfind,          1, "[offline] ['u'] Read and Search for valid known tag (in offline mode it you can load first then search) - 'u' to search for unknown tags"},
        {"sim",         CmdLFSim,           0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},
        {"indalademod", CmdIndalaDemod,     1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
        {"indalaclone", CmdIndalaClone,     0, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
        {"read",        CmdLFRead,          0, "['s' silent] Read 125/134 kHz LF ID-only tag. Do 'lf read h' for help"},
        {"search",      CmdLFfind,          1, "[offline] ['u'] Read and Search for valid known tag (in offline mode it you can load first then search) - 'u' to search for unknown tags"},
        {"sim",         CmdLFSim,           0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"},

-       {"simask",      CmdLFaskSim,        0, "[clock] [invert <1|0>] [manchester/raw <'m'|'r'>] [msg separator 's'] [d <hexdata>] -- Simulate LF ASK tag from demodbuffer or input"},
+       {"simask",      CmdLFaskSim,        0, "[clock] [invert <1|0>] [biphase/manchester/raw <'b'|'m'|'r'>] [msg separator 's'] [d <hexdata>] -- Simulate LF ASK tag from demodbuffer or input"},

        {"simfsk",      CmdLFfskSim,        0, "[c <clock>] [i] [H <fcHigh>] [L <fcLow>] [d <hexdata>] -- Simulate LF FSK tag from demodbuffer or input"},
        {"simpsk",      CmdLFpskSim,        0, "[1|2|3] [c <clock>] [i] [r <carrier>] [d <raw hex to sim>] -- Simulate LF PSK tag from demodbuffer or input"},
        {"simbidir",    CmdLFSimBidir,      0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},
        {"simfsk",      CmdLFfskSim,        0, "[c <clock>] [i] [H <fcHigh>] [L <fcLow>] [d <hexdata>] -- Simulate LF FSK tag from demodbuffer or input"},
        {"simpsk",      CmdLFpskSim,        0, "[1|2|3] [c <clock>] [i] [r <carrier>] [d <raw hex to sim>] -- Simulate LF PSK tag from demodbuffer or input"},
        {"simbidir",    CmdLFSimBidir,      0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"},

-       //{"simman",      CmdLFSimManchester, 0, "<Clock> <Bitstream> [GAP] Simulate arbitrary Manchester LF tag"},

        {"snoop",       CmdLFSnoop,         0, "['l'|'h'|<divisor>] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"},
        {"snoop",       CmdLFSnoop,         0, "['l'|'h'|<divisor>] [trigger threshold]-- Snoop LF (l:125khz, h:134khz)"},

-       {"ti",          CmdLFTI,            1, "{ TI RFIDs... }"},
-       {"hitag",       CmdLFHitag,         1, "{ Hitag tags and transponders... }"},

        {"vchdemod",    CmdVchDemod,        1, "['clone'] -- Demodulate samples for VeriChip"},
        {"vchdemod",    CmdVchDemod,        1, "['clone'] -- Demodulate samples for VeriChip"},

-       {"t55xx",       CmdLFT55XX,         1, "{ T55xx RFIDs... }"},
-       {"pcf7931",     CmdLFPCF7931,       1, "{PCF7931 RFIDs...}"},

        {NULL, NULL, 0, NULL}
 };
 
        {NULL, NULL, 0, NULL}
 };