X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/293de1bad7bbea39eb285b2297760d51cccf07b3..13d77ef964cefe68750873d5268299a53c9e22a5:/client/cmddata.c diff --git a/client/cmddata.c b/client/cmddata.c index 966e2a00..8017d169 100644 --- a/client/cmddata.c +++ b/client/cmddata.c @@ -22,6 +22,7 @@ #include "cmddata.h" #include "lfdemod.h" #include "usb_cmd.h" +#include "crc.h" uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN]; uint8_t g_debugMode; @@ -32,6 +33,12 @@ static int CmdHelp(const char *Cmd); //by marshmellow void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx) { + if (buff == NULL) + return; + + if ( size >= MAX_DEMOD_BUF_LEN) + size = MAX_DEMOD_BUF_LEN; + size_t i = 0; for (; i < size; i++){ DemodBuffer[i]=buff[startIdx++]; @@ -86,7 +93,24 @@ void printDemodBuff(void) int CmdPrintDemodBuff(const char *Cmd) { - printDemodBuff(); + char hex; + char printBuff[512]={0x00}; + uint8_t numBits = DemodBufferLen & 0xFFF0; + sscanf(Cmd, "%c", &hex); + if (hex == 'h'){ + PrintAndLog("Usage: data printdemodbuffer [x]"); + PrintAndLog("Options: "); + PrintAndLog(" h This help"); + PrintAndLog(" x output in hex (omit for binary output)"); + return 0; + } + if (hex == 'x'){ + numBits = binarraytohex(printBuff, (char *)DemodBuffer, numBits); + if (numBits==0) return 0; + PrintAndLog("DemodBuffer: %s",printBuff); + } else { + printDemodBuff(); + } return 1; } int CmdAmp(const char *Cmd) @@ -242,9 +266,9 @@ void printBitStream(uint8_t BitStream[], uint32_t bitLen) } //by marshmellow //print 64 bit EM410x ID in multiple formats -void printEM410x(uint64_t id) +void printEM410x(uint32_t hi, uint64_t id) { - if (id !=0){ + if (id || hi){ uint64_t iii=1; uint64_t id2lo=0; uint32_t ii=0; @@ -254,29 +278,114 @@ void printEM410x(uint64_t id) id2lo=(id2lo<<1LL) | ((id & (iii << (i+((ii-1)*8)))) >> (i+((ii-1)*8))); } } - //output em id - PrintAndLog("EM TAG ID : %010llx", id); - PrintAndLog("Unique TAG ID: %010llx", id2lo); - PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF); - PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFF); - PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF)); - PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF)); - PrintAndLog("DEZ 14/IK2 : %014lld",id); - PrintAndLog("DEZ 15/IK3 : %015lld",id2lo); - PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF)); + if (hi){ + //output 88 bit em id + PrintAndLog("EM TAG ID : %06x%016llx", hi, id); + } else{ + //output 40 bit em id + PrintAndLog("EM TAG ID : %010llx", id); + PrintAndLog("Unique TAG ID: %010llx", id2lo); + PrintAndLog(""); + PrintAndLog("Possible de-scramble patterns"); + PrintAndLog("HoneyWell IdentKey"); + PrintAndLog("DEZ 8 : %08lld",id & 0xFFFFFF); + PrintAndLog("DEZ 10 : %010lld",id & 0xFFFFFFFF); + PrintAndLog("DEZ 5.5 : %05lld.%05lld",(id>>16LL) & 0xFFFF,(id & 0xFFFF)); + PrintAndLog("DEZ 3.5A : %03lld.%05lld",(id>>32ll),(id & 0xFFFF)); + PrintAndLog("DEZ 3.5B : %03lld.%05lld",(id & 0xFF000000) >> 24,(id & 0xFFFF)); + PrintAndLog("DEZ 3.5C : %03lld.%05lld",(id & 0xFF0000) >> 16,(id & 0xFFFF)); + PrintAndLog("DEZ 14/IK2 : %014lld",id); + PrintAndLog("DEZ 15/IK3 : %015lld",id2lo); + PrintAndLog("Other : %05lld_%03lld_%08lld",(id&0xFFFF),((id>>16LL) & 0xFF),(id & 0xFFFFFF)); + PrintAndLog("DEZ 20/ZK : %02lld%02lld%02lld%02lld%02lld%02lld%02lld%02lld%02lld%02lld", + (id2lo & 0xf000000000) >> 36, + (id2lo & 0x0f00000000) >> 32, + (id2lo & 0x00f0000000) >> 28, + (id2lo & 0x000f000000) >> 24, + (id2lo & 0x0000f00000) >> 20, + (id2lo & 0x00000f0000) >> 16, + (id2lo & 0x000000f000) >> 12, + (id2lo & 0x0000000f00) >> 8, + (id2lo & 0x00000000f0) >> 4, + (id2lo & 0x000000000f) + ); + + PrintAndLog(""); + uint64_t paxton = (((id>>32) << 24) | (id & 0xffffff)) + 0x143e00; + PrintAndLog("Pattern Paxton : %0d", paxton); + + uint32_t p1id = (id & 0xFFFFFF); + uint8_t arr[32] = {0x00}; + int i =0; + int j = 23; + for (; i < 24; ++i, --j ){ + arr[i] = (p1id >> i) & 1; + } + + uint32_t p1 = 0; + + p1 |= arr[23] << 21; + p1 |= arr[22] << 23; + p1 |= arr[21] << 20; + p1 |= arr[20] << 22; + + p1 |= arr[19] << 18; + p1 |= arr[18] << 16; + p1 |= arr[17] << 19; + p1 |= arr[16] << 17; + + p1 |= arr[15] << 13; + p1 |= arr[14] << 15; + p1 |= arr[13] << 12; + p1 |= arr[12] << 14; + + p1 |= arr[11] << 6; + p1 |= arr[10] << 2; + p1 |= arr[9] << 7; + p1 |= arr[8] << 1; + + p1 |= arr[7] << 0; + p1 |= arr[6] << 8; + p1 |= arr[5] << 11; + p1 |= arr[4] << 3; + + p1 |= arr[3] << 10; + p1 |= arr[2] << 4; + p1 |= arr[1] << 5; + p1 |= arr[0] << 9; + PrintAndLog("Pattern 1 : 0x%X - %d", p1, p1); + + uint16_t sebury1 = id & 0xFFFF; + uint8_t sebury2 = (id >> 16) & 0x7F; + uint32_t sebury3 = id & 0x7FFFFF; + PrintAndLog("Pattern Sebury : %d %d %d (hex: %X %X %X)", sebury1, sebury2, sebury3, sebury1, sebury2, sebury3); + } } return; } + +int AskEm410xDemod(const char *Cmd, uint32_t *hi, uint64_t *lo) +{ + int ans = ASKmanDemod(Cmd, FALSE, FALSE); + if (!ans) return 0; + + size_t idx=0; + if (Em410xDecode(DemodBuffer,(size_t *) &DemodBufferLen, &idx, hi, lo)){ + if (g_debugMode){ + PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, DemodBufferLen); + printDemodBuff(); + } + return 1; + } + return 0; +} //by marshmellow //takes 3 arguments - clock, invert and maxErr as integers //attempts to demodulate ask while decoding manchester //prints binary found and saves in graphbuffer for further commands int CmdAskEM410xDemod(const char *Cmd) { - int invert=0; - int clk=0; - int maxErr=100; char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') { PrintAndLog("Usage: data askem410xdemod [clock] <0|1> [maxError]"); @@ -289,50 +398,13 @@ int CmdAskEM410xDemod(const char *Cmd) PrintAndLog(" : data askem410xdemod 32 1 = demod an EM410x Tag ID from GraphBuffer using a clock of RF/32 and inverting data"); PrintAndLog(" : data askem410xdemod 1 = demod an EM410x Tag ID from GraphBuffer while inverting data"); PrintAndLog(" : data askem410xdemod 64 1 0 = demod an EM410x Tag ID from GraphBuffer using a clock of RF/64 and inverting data and allowing 0 demod errors"); - - return 0; - } - - - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; - sscanf(Cmd, "%i %i %i", &clk, &invert, &maxErr); - if (invert != 0 && invert != 1) { - PrintAndLog("Invalid argument: %s", Cmd); return 0; } - size_t BitLen = getFromGraphBuf(BitStream); - - if (g_debugMode==1) PrintAndLog("DEBUG: Bitlen from grphbuff: %d",BitLen); - if (BitLen==0) return 0; - int errCnt=0; - errCnt = askmandemod(BitStream, &BitLen, &clk, &invert, maxErr); - if (errCnt<0||BitLen<16){ //if fatal error (or -1) - if (g_debugMode==1) PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk); - return 0; - } - PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen); - - //output - if (errCnt>0){ - PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); - } - //PrintAndLog("ASK/Manchester decoded bitstream:"); - // Now output the bitstream to the scrollback by line of 16 bits - setDemodBuf(BitStream,BitLen,0); - //printDemodBuff(); - uint64_t lo =0; - size_t idx=0; - lo = Em410xDecode(BitStream, &BitLen, &idx); - if (lo>0){ - //set GraphBuffer for clone or sim command - setDemodBuf(BitStream, BitLen, idx); - if (g_debugMode){ - PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, BitLen); - printDemodBuff(); - } + uint32_t hi; + uint64_t lo; + if (AskEm410xDemod(Cmd, &hi, &lo)) { PrintAndLog("EM410x pattern found: "); - if (BitLen > 64) PrintAndLog("\nWarning! Length not what is expected - Length: %d bits\n",BitLen); - printEM410x(lo); + printEM410x(hi, lo); return 1; } return 0; @@ -363,21 +435,21 @@ int ASKmanDemod(const char *Cmd, bool verbose, bool emSearch) if (g_debugMode==1) PrintAndLog("no data found %d, errors:%d, bitlen:%d, clock:%d",errCnt,invert,BitLen,clk); return 0; } - if (verbose) PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen); + if (verbose || g_debugMode) PrintAndLog("\nUsing Clock: %d - Invert: %d - Bits Found: %d",clk,invert,BitLen); //output if (errCnt>0){ - if (verbose) PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); + if (verbose || g_debugMode) PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); } - if (verbose) PrintAndLog("ASK/Manchester decoded bitstream:"); + if (verbose || g_debugMode) PrintAndLog("ASK/Manchester decoded bitstream:"); // Now output the bitstream to the scrollback by line of 16 bits setDemodBuf(BitStream,BitLen,0); - if (verbose) printDemodBuff(); + if (verbose || g_debugMode) printDemodBuff(); uint64_t lo =0; + uint32_t hi =0; size_t idx=0; if (emSearch){ - lo = Em410xDecode(BitStream, &BitLen, &idx); - if (lo>0){ + if (Em410xDecode(BitStream, &BitLen, &idx, &hi, &lo)){ //set GraphBuffer for clone or sim command setDemodBuf(BitStream, BitLen, idx); if (g_debugMode){ @@ -385,7 +457,7 @@ int ASKmanDemod(const char *Cmd, bool verbose, bool emSearch) printDemodBuff(); } if (verbose) PrintAndLog("EM410x pattern found: "); - if (verbose) printEM410x(lo); + if (verbose) printEM410x(hi, lo); return 1; } } @@ -455,13 +527,13 @@ int Cmdmandecoderaw(const char *Cmd) printBitStream(BitStream, size); if (errCnt==0){ uint64_t id = 0; + uint32_t hi = 0; size_t idx=0; - id = Em410xDecode(BitStream, &size, &idx); - if (id>0){ + if (Em410xDecode(BitStream, &size, &idx, &hi, &id)){ //need to adjust to set bitstream back to manchester encoded data //setDemodBuf(BitStream, size, idx); - printEM410x(id); + printEM410x(hi, id); } } return 1; @@ -479,52 +551,52 @@ int Cmdmandecoderaw(const char *Cmd) // width waves vs small width waves to help the decode positioning) or askbiphdemod int CmdBiphaseDecodeRaw(const char *Cmd) { - int i = 0; - int errCnt=0; size_t size=0; - int offset=0; - int invert=0; - int high=0, low=0; + int offset=0, invert=0, maxErr=20, errCnt=0; char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) > 3 || cmdp == 'h' || cmdp == 'H') { - PrintAndLog("Usage: data biphaserawdecode [offset] "); - PrintAndLog(" Converts 10 or 01 to 0 and 11 or 00 to 1"); + PrintAndLog("Usage: data biphaserawdecode [offset] [invert] [maxErr]"); + PrintAndLog(" Converts 10 or 01 to 1 and 11 or 00 to 0"); PrintAndLog(" --must have binary sequence in demodbuffer (run data askrawdemod first)"); PrintAndLog(""); PrintAndLog(" [offset <0|1>], set to 0 not to adjust start position or to 1 to adjust decode start position"); PrintAndLog(" [invert <0|1>], set to 1 to invert output"); + PrintAndLog(" [maxErr int], set max errors tolerated - default=20"); PrintAndLog(""); PrintAndLog(" sample: data biphaserawdecode = decode biphase bitstream from the demodbuffer"); PrintAndLog(" sample: data biphaserawdecode 1 1 = decode biphase bitstream from the demodbuffer, set offset, and invert output"); return 0; } - sscanf(Cmd, "%i %i", &offset, &invert); - if (DemodBufferLen==0) return 0; - uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; - //get graphbuffer & high and low - for (;ihigh)high=DemodBuffer[i]; - else if(DemodBuffer[i]1 || low <0){ - PrintAndLog("Error: please raw demod the wave first then decode"); + sscanf(Cmd, "%i %i %i", &offset, &invert, &maxErr); + if (DemodBufferLen==0){ + PrintAndLog("DemodBuffer Empty - run 'data rawdemod ar' first"); return 0; } - size=i; + uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; + memcpy(BitStream, DemodBuffer, DemodBufferLen); + size = DemodBufferLen; errCnt=BiphaseRawDecode(BitStream, &size, offset, invert); - if (errCnt>=20){ + if (errCnt<0){ + PrintAndLog("Error during decode:%d", errCnt); + return 0; + } + if (errCnt>maxErr){ PrintAndLog("Too many errors attempting to decode: %d",errCnt); return 0; } - PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt); + + if (errCnt>0){ + PrintAndLog("# Errors found during Demod (shown as 77 in bit stream): %d",errCnt); + } + PrintAndLog("Biphase Decoded using offset: %d - # invert:%d - data:",offset,invert); printBitStream(BitStream, size); - PrintAndLog("\nif bitstream does not look right try offset=1"); + + if (offset) setDemodBuf(DemodBuffer,DemodBufferLen-offset, offset); //remove first bit from raw demod return 1; } // set demod buffer back to raw after biphase demod -void setBiphaseDemodBuf(uint8_t *BitStream, size_t size) +void setBiphasetoRawDemodBuf(uint8_t *BitStream, size_t size) { uint8_t rawStream[512]={0x00}; size_t i=0; @@ -534,7 +606,7 @@ void setBiphaseDemodBuf(uint8_t *BitStream, size_t size) return; } for (size_t idx=0; idx0 && verbose){ + if (errCnt>0 && (verbose || g_debugMode)){ PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d", errCnt); } - if (verbose){ + if (verbose || g_debugMode){ PrintAndLog("ASK demoded bitstream:"); // Now output the bitstream to the scrollback by line of 16 bits printBitStream(BitStream,BitLen); @@ -594,6 +667,71 @@ int ASKrawDemod(const char *Cmd, bool verbose) return 1; } +//by marshmellow +// - ASK Demod then Biphase decode GraphBuffer samples +int ASKbiphaseDemod(const char *Cmd, bool verbose) +{ + //ask raw demod GraphBuffer first + int offset=0, clk=0, invert=0, maxErr=0, ans=0; + ans = sscanf(Cmd, "%i %i %i %i", &offset, &clk, &invert, &maxErr); + if (ans>0) + ans = ASKrawDemod(Cmd+2, FALSE); + else + ans = ASKrawDemod(Cmd, FALSE); + if (!ans) { + if (g_debugMode || verbose) PrintAndLog("Error AskrawDemod: %d", ans); + return 0; + } + + //attempt to Biphase decode DemodBuffer + size_t size = DemodBufferLen; + uint8_t BitStream[MAX_DEMOD_BUF_LEN]; + memcpy(BitStream, DemodBuffer, DemodBufferLen); + + int errCnt = BiphaseRawDecode(BitStream, &size, offset, invert); + if (errCnt < 0){ + if (g_debugMode || verbose) PrintAndLog("Error BiphaseRawDecode: %d", errCnt); + return 0; + } + if (errCnt > maxErr) { + if (g_debugMode || verbose) PrintAndLog("Error BiphaseRawDecode too many errors: %d", errCnt); + return 0; + } + //success set DemodBuffer and return + setDemodBuf(BitStream, size, 0); + if (g_debugMode || verbose){ + PrintAndLog("Biphase Decoded using offset: %d - # errors:%d - data:",offset,errCnt); + printDemodBuff(); + } + return 1; +} +//by marshmellow - see ASKbiphaseDemod +int Cmdaskbiphdemod(const char *Cmd) +{ + char cmdp = param_getchar(Cmd, 0); + if (strlen(Cmd) > 12 || cmdp == 'h' || cmdp == 'H') { + PrintAndLog("Usage: data rawdemod ab [offset] [clock] [maxError] "); + PrintAndLog(" [offset], offset to begin biphase, default=0"); + PrintAndLog(" [set clock as integer] optional, if not set, autodetect"); + PrintAndLog(" , 1 to invert output"); + PrintAndLog(" [set maximum allowed errors], default = 100"); + PrintAndLog(" , 'a' to attempt demod with ask amplification, default = no amp"); + PrintAndLog(" NOTE: can be entered as second or third argument"); + PrintAndLog(" NOTE: can be entered as first, second or last argument"); + PrintAndLog(" NOTE: any other arg must have previous args set to work"); + PrintAndLog(""); + PrintAndLog(" sample: data rawdemod ab = demod an ask/biph tag from GraphBuffer"); + PrintAndLog(" : data rawdemod ab a = demod an ask/biph tag from GraphBuffer, amplified"); + PrintAndLog(" : data rawdemod ab 1 32 = demod an ask/biph tag from GraphBuffer using an offset of 1 and a clock of RF/32"); + PrintAndLog(" : data rawdemod ab 0 32 1 = demod an ask/biph tag from GraphBuffer using a clock of RF/32 and inverting data"); + PrintAndLog(" : data rawdemod ab 0 1 = demod an ask/biph tag from GraphBuffer while inverting data"); + PrintAndLog(" : data rawdemod ab 0 64 1 0 = demod an ask/biph tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors"); + PrintAndLog(" : data rawdemod ab 0 64 1 0 a = demod an ask/biph tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors, and amp"); + return 0; + } + return ASKbiphaseDemod(Cmd, TRUE); +} + //by marshmellow //attempts to demodulate and identify a G_Prox_II verex/chubb card //WARNING: if it fails during some points it will destroy the DemodBuffer data @@ -601,32 +739,16 @@ int ASKrawDemod(const char *Cmd, bool verbose) //if successful it will push askraw data back to demod buffer ready for emulation int CmdG_Prox_II_Demod(const char *Cmd) { - int ans = ASKrawDemod(Cmd, FALSE); - if (ans <= 0) { - if (g_debugMode) PrintAndLog("Error AskrawDemod: %d",ans); - return ans; + if (!ASKbiphaseDemod(Cmd, FALSE)){ + if (g_debugMode) PrintAndLog("ASKbiphaseDemod failed 1st try"); + return 0; } size_t size = DemodBufferLen; - ans = BiphaseRawDecode(DemodBuffer, &size, 0, 0); - if (ans !=0) { - if (g_debugMode) PrintAndLog("Error BiphaseRawDecode: %d",ans); - return ans; - } //call lfdemod.c demod for gProxII - ans = gProxII_Demod(DemodBuffer, &size); + int ans = gProxII_Demod(DemodBuffer, &size); if (ans < 0){ - if (g_debugMode) PrintAndLog("Error gProxII_Demod 1st Try: %d",ans); - //try biphase again - ans = BiphaseRawDecode(DemodBuffer, &size, 1, 0); - if (ans != 0) { - if (g_debugMode) PrintAndLog("Error BiphaseRawDecode: %d",ans); - return ans; - } - ans = gProxII_Demod(DemodBuffer, &size); - if (ans < 0) { - if (g_debugMode) PrintAndLog("Error gProxII_Demod 1st Try: %d",ans); - return ans; - } + if (g_debugMode) PrintAndLog("Error gProxII_Demod"); + return 0; } //got a good demod uint32_t ByteStream[65] = {0x00}; @@ -640,7 +762,7 @@ int CmdG_Prox_II_Demod(const char *Cmd) //spacer bit - should be 0 if (DemodBuffer[startIdx+idx] != 0) { if (g_debugMode) PrintAndLog("Error spacer not 0: %d, pos: %d",DemodBuffer[startIdx+idx],startIdx+idx); - return -1; + return 0; } continue; } @@ -684,7 +806,7 @@ int CmdG_Prox_II_Demod(const char *Cmd) PrintAndLog("Unknown G-Prox-II Fmt Found: FmtLen %d",fmtLen); } PrintAndLog("Raw: %08x%08x%08x", raw1,raw2,raw3); - setBiphaseDemodBuf(DemodBuffer+ans, 96); + setDemodBuf(DemodBuffer+ans, 96, 0); return 1; } @@ -711,38 +833,80 @@ int Cmdaskrawdemod(const char *Cmd) return ASKrawDemod(Cmd, TRUE); } -int CmdAutoCorr(const char *Cmd) +int AutoCorrelate(int window, bool SaveGrph, bool verbose) { static int CorrelBuffer[MAX_GRAPH_TRACE_LEN]; - - int window = atoi(Cmd); - - if (window == 0) { - PrintAndLog("needs a window"); - return 0; - } - if (window >= GraphTraceLen) { - PrintAndLog("window must be smaller than trace (%d samples)", - GraphTraceLen); - return 0; - } - - PrintAndLog("performing %d correlations", GraphTraceLen - window); - + size_t Correlation = 0; + int maxSum = 0; + int lastMax = 0; + if (verbose) PrintAndLog("performing %d correlations", GraphTraceLen - window); for (int i = 0; i < GraphTraceLen - window; ++i) { int sum = 0; for (int j = 0; j < window; ++j) { sum += (GraphBuffer[j]*GraphBuffer[i + j]) / 256; } CorrelBuffer[i] = sum; + if (sum >= maxSum-100 && sum <= maxSum+100){ + //another max + Correlation = i-lastMax; + lastMax = i; + if (sum > maxSum) maxSum = sum; + } else if (sum > maxSum){ + maxSum=sum; + lastMax = i; + } } - GraphTraceLen = GraphTraceLen - window; - memcpy(GraphBuffer, CorrelBuffer, GraphTraceLen * sizeof (int)); + if (Correlation==0){ + //try again with wider margin + for (int i = 0; i < GraphTraceLen - window; i++){ + if (CorrelBuffer[i] >= maxSum-(maxSum*0.05) && CorrelBuffer[i] <= maxSum+(maxSum*0.05)){ + //another max + Correlation = i-lastMax; + lastMax = i; + //if (CorrelBuffer[i] > maxSum) maxSum = sum; + } + } + } + if (verbose && Correlation > 0) PrintAndLog("Possible Correlation: %d samples",Correlation); - RepaintGraphWindow(); + if (SaveGrph){ + GraphTraceLen = GraphTraceLen - window; + memcpy(GraphBuffer, CorrelBuffer, GraphTraceLen * sizeof (int)); + RepaintGraphWindow(); + } + return Correlation; +} + +int usage_data_autocorr(void) +{ + //print help + PrintAndLog("Usage: data autocorr [window] [g]"); + PrintAndLog("Options: "); + PrintAndLog(" h This help"); + PrintAndLog(" [window] window length for correlation - default = 4000"); + PrintAndLog(" g save back to GraphBuffer (overwrite)"); return 0; } +int CmdAutoCorr(const char *Cmd) +{ + char cmdp = param_getchar(Cmd, 0); + if (cmdp == 'h' || cmdp == 'H') + return usage_data_autocorr(); + int window = 4000; //set default + char grph=0; + bool updateGrph = FALSE; + sscanf(Cmd, "%i %c", &window, &grph); + + if (window >= GraphTraceLen) { + PrintAndLog("window must be smaller than trace (%d samples)", + GraphTraceLen); + return 0; + } + if (grph == 'g') updateGrph=TRUE; + return AutoCorrelate(window, updateGrph, TRUE); +} + int CmdBitsamples(const char *Cmd) { int cnt = 0; @@ -1416,7 +1580,17 @@ int CmdFSKdemodPyramid(const char *Cmd) // w = wiegand parity, x = extra space for other formats // p = unknown checksum // (26 bit format shown) - + + //get bytes for checksum calc + uint8_t checksum = bytebits_to_byte(BitStream + idx + 120, 8); + uint8_t csBuff[14] = {0x00}; + for (uint8_t i = 0; i < 13; i++){ + csBuff[i] = bytebits_to_byte(BitStream + idx + 16 + (i*8), 8); + } + //check checksum calc + //checksum calc thanks to ICEMAN!! + uint32_t checkCS = CRC8Maxim(csBuff,13); + //get raw ID before removing parities uint32_t rawLo = bytebits_to_byte(BitStream+idx+96,32); uint32_t rawHi = bytebits_to_byte(BitStream+idx+64,32); @@ -1426,7 +1600,8 @@ int CmdFSKdemodPyramid(const char *Cmd) size = removeParity(BitStream, idx+8, 8, 1, 120); if (size != 105){ - if (g_debugMode==1) PrintAndLog("DEBUG: Error at parity check-tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %x",size, idx, rawHi3); + if (g_debugMode==1) + PrintAndLog("DEBUG: Error at parity check - tag size does not match Pyramid format, SIZE: %d, IDX: %d, hi3: %x",size, idx, rawHi3); return 0; } @@ -1484,6 +1659,11 @@ int CmdFSKdemodPyramid(const char *Cmd) PrintAndLog("Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %08x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo); } } + if (checksum == checkCS) + PrintAndLog("Checksum %02x passed", checksum); + else + PrintAndLog("Checksum %02x failed - should have been %02x", checksum, checkCS); + if (g_debugMode){ PrintAndLog("DEBUG: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128); printDemodBuff(); @@ -1623,7 +1803,7 @@ int PSKDemod(const char *Cmd, bool verbose) } if (invert != 0 && invert != 1) { if (verbose) PrintAndLog("Invalid argument: %s", Cmd); - return -1; + return 0; } uint8_t BitStream[MAX_GRAPH_TRACE_LEN]={0}; size_t BitLen = getFromGraphBuf(BitStream); @@ -1631,22 +1811,27 @@ int PSKDemod(const char *Cmd, bool verbose) uint8_t carrier=countPSK_FC(BitStream, BitLen); if (carrier!=2 && carrier!=4 && carrier!=8){ //invalid carrier - return -1; + return 0; } int errCnt=0; errCnt = pskRawDemod(BitStream, &BitLen, &clk, &invert); if (errCnt > maxErr){ if (g_debugMode==1 && verbose) PrintAndLog("Too many errors found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt); - return -1; + return 0; } if (errCnt<0|| BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first) if (g_debugMode==1 && verbose) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt); - return -1; + return 0; + } + if (verbose){ + PrintAndLog("Tried PSK Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); + if (errCnt>0){ + PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); + } } - if (verbose) PrintAndLog("Tried PSK Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); //prime demod buffer for output setDemodBuf(BitStream,BitLen,0); - return errCnt; + return 1; } // Indala 26 bit decode @@ -1661,7 +1846,7 @@ int CmdIndalaDecode(const char *Cmd) ans = PSKDemod("32", 0); } - if (ans < 0){ + if (!ans){ if (g_debugMode==1) PrintAndLog("Error1: %d",ans); return 0; @@ -1755,21 +1940,19 @@ int NRZrawDemod(const char *Cmd, bool verbose) int errCnt=0; errCnt = nrzRawDemod(BitStream, &BitLen, &clk, &invert, maxErr); if (errCnt > maxErr){ - if (g_debugMode==1 && verbose) PrintAndLog("Too many errors found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt); + if (g_debugMode) PrintAndLog("Too many errors found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt); return 0; } if (errCnt<0|| BitLen<16){ //throw away static - allow 1 and -1 (in case of threshold command first) - if (g_debugMode==1 && verbose) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt); + if (g_debugMode) PrintAndLog("no data found, clk: %d, invert: %d, numbits: %d, errCnt: %d",clk,invert,BitLen,errCnt); return 0; } - PrintAndLog("Tried NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); + if (verbose || g_debugMode) PrintAndLog("Tried NRZ Demod using Clock: %d - invert: %d - Bits Found: %d",clk,invert,BitLen); //prime demod buffer for output setDemodBuf(BitStream,BitLen,0); - if (errCnt>0 && verbose){ - PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); - } - if (verbose) { + if (errCnt>0 && (verbose || g_debugMode)) PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); + if (verbose || g_debugMode) { PrintAndLog("NRZ demoded bitstream:"); // Now output the bitstream to the scrollback by line of 16 bits printDemodBuff(); @@ -1786,11 +1969,11 @@ int CmdNRZrawDemod(const char *Cmd) PrintAndLog(" , 1 for invert output"); PrintAndLog(" [set maximum allowed errors], default = 100."); PrintAndLog(""); - PrintAndLog(" sample: data nrzrawdemod = demod a nrz/direct tag from GraphBuffer"); - PrintAndLog(" : data nrzrawdemod 32 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32"); - PrintAndLog(" : data nrzrawdemod 32 1 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32 and inverting data"); - PrintAndLog(" : data nrzrawdemod 1 = demod a nrz/direct tag from GraphBuffer while inverting data"); - PrintAndLog(" : data nrzrawdemod 64 1 0 = demod a nrz/direct tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors"); + PrintAndLog(" sample: data rawdemod nr = demod a nrz/direct tag from GraphBuffer"); + PrintAndLog(" : data rawdemod nr 32 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32"); + PrintAndLog(" : data rawdemod nr 32 1 = demod a nrz/direct tag from GraphBuffer using a clock of RF/32 and inverting data"); + PrintAndLog(" : data rawdemod nr 1 = demod a nrz/direct tag from GraphBuffer while inverting data"); + PrintAndLog(" : data rawdemod nr 64 1 0 = demod a nrz/direct tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors"); return 0; } return NRZrawDemod(Cmd, TRUE); @@ -1802,7 +1985,7 @@ int CmdNRZrawDemod(const char *Cmd) // prints binary found and saves in demodbuffer for further commands int CmdPSK1rawDemod(const char *Cmd) { - int errCnt; + int ans; char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') { PrintAndLog("Usage: data rawdemod p1 [clock] <0|1> [maxError]"); @@ -1810,22 +1993,20 @@ int CmdPSK1rawDemod(const char *Cmd) PrintAndLog(" , 1 for invert output"); PrintAndLog(" [set maximum allowed errors], default = 100."); PrintAndLog(""); - PrintAndLog(" sample: data psk1rawdemod = demod a psk1 tag from GraphBuffer"); - PrintAndLog(" : data psk1rawdemod 32 = demod a psk1 tag from GraphBuffer using a clock of RF/32"); - PrintAndLog(" : data psk1rawdemod 32 1 = demod a psk1 tag from GraphBuffer using a clock of RF/32 and inverting data"); - PrintAndLog(" : data psk1rawdemod 1 = demod a psk1 tag from GraphBuffer while inverting data"); - PrintAndLog(" : data psk1rawdemod 64 1 0 = demod a psk1 tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors"); + PrintAndLog(" sample: data rawdemod p1 = demod a psk1 tag from GraphBuffer"); + PrintAndLog(" : data rawdemod p1 32 = demod a psk1 tag from GraphBuffer using a clock of RF/32"); + PrintAndLog(" : data rawdemod p1 32 1 = demod a psk1 tag from GraphBuffer using a clock of RF/32 and inverting data"); + PrintAndLog(" : data rawdemod p1 1 = demod a psk1 tag from GraphBuffer while inverting data"); + PrintAndLog(" : data rawdemod p1 64 1 0 = demod a psk1 tag from GraphBuffer using a clock of RF/64, inverting data and allowing 0 demod errors"); return 0; } - errCnt = PSKDemod(Cmd, TRUE); + ans = PSKDemod(Cmd, TRUE); //output - if (errCnt<0){ - if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt); + if (!ans){ + if (g_debugMode) PrintAndLog("Error demoding: %d",ans); return 0; } - if (errCnt>0){ - PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); - } + PrintAndLog("PSK demoded bitstream:"); // Now output the bitstream to the scrollback by line of 16 bits printDemodBuff(); @@ -1836,7 +2017,7 @@ int CmdPSK1rawDemod(const char *Cmd) // takes same args as cmdpsk1rawdemod int CmdPSK2rawDemod(const char *Cmd) { - int errCnt=0; + int ans=0; char cmdp = param_getchar(Cmd, 0); if (strlen(Cmd) > 10 || cmdp == 'h' || cmdp == 'H') { PrintAndLog("Usage: data rawdemod p2 [clock] <0|1> [maxError]"); @@ -1844,31 +2025,22 @@ int CmdPSK2rawDemod(const char *Cmd) PrintAndLog(" , 1 for invert output"); PrintAndLog(" [set maximum allowed errors], default = 100."); PrintAndLog(""); - PrintAndLog(" sample: data psk2rawdemod = demod a psk2 tag from GraphBuffer, autodetect clock"); - PrintAndLog(" : data psk2rawdemod 32 = demod a psk2 tag from GraphBuffer using a clock of RF/32"); - PrintAndLog(" : data psk2rawdemod 32 1 = demod a psk2 tag from GraphBuffer using a clock of RF/32 and inverting output"); - PrintAndLog(" : data psk2rawdemod 1 = demod a psk2 tag from GraphBuffer, autodetect clock and invert output"); - PrintAndLog(" : data psk2rawdemod 64 1 0 = demod a psk2 tag from GraphBuffer using a clock of RF/64, inverting output and allowing 0 demod errors"); + PrintAndLog(" sample: data rawdemod p2 = demod a psk2 tag from GraphBuffer, autodetect clock"); + PrintAndLog(" : data rawdemod p2 32 = demod a psk2 tag from GraphBuffer using a clock of RF/32"); + PrintAndLog(" : data rawdemod p2 32 1 = demod a psk2 tag from GraphBuffer using a clock of RF/32 and inverting output"); + PrintAndLog(" : data rawdemod p2 1 = demod a psk2 tag from GraphBuffer, autodetect clock and invert output"); + PrintAndLog(" : data rawdemod p2 64 1 0 = demod a psk2 tag from GraphBuffer using a clock of RF/64, inverting output and allowing 0 demod errors"); return 0; } - errCnt=PSKDemod(Cmd, TRUE); - if (errCnt<0){ - if (g_debugMode) PrintAndLog("Error demoding: %d",errCnt); + ans=PSKDemod(Cmd, TRUE); + if (!ans){ + if (g_debugMode) PrintAndLog("Error demoding: %d",ans); return 0; } psk1TOpsk2(DemodBuffer, DemodBufferLen); - if (errCnt>0){ - if (g_debugMode){ - PrintAndLog("# Errors during Demoding (shown as 77 in bit stream): %d",errCnt); - PrintAndLog("PSK2 demoded bitstream:"); - // Now output the bitstream to the scrollback by line of 16 bits - printDemodBuff(); - } - }else{ - PrintAndLog("PSK2 demoded bitstream:"); - // Now output the bitstream to the scrollback by line of 16 bits - printDemodBuff(); - } + PrintAndLog("PSK2 demoded bitstream:"); + // Now output the bitstream to the scrollback by line of 16 bits + printDemodBuff(); return 1; } @@ -1879,12 +2051,14 @@ int CmdRawDemod(const char *Cmd) if (strlen(Cmd) > 14 || cmdp == 'h' || cmdp == 'H' || strlen(Cmd)<2) { PrintAndLog("Usage: data rawdemod [modulation] |"); - PrintAndLog(" [modulation] as 2 char, 'am' for ask/manchester, 'ar' for ask/raw, 'fs' for fsk, 'nr' for nrz/direct, 'p1' for psk1, 'p2' for psk2"); + PrintAndLog(" [modulation] as 2 char, 'ab' for ask/biphase, 'am' for ask/manchester, 'ar' for ask/raw, 'fs' for fsk, ..."); + PrintAndLog(" 'nr' for nrz/direct, 'p1' for psk1, 'p2' for psk2"); PrintAndLog(" as 'h', prints the help for the specific modulation"); PrintAndLog(" see specific modulation help for optional parameters"); PrintAndLog(""); PrintAndLog(" sample: data rawdemod fs h = print help for ask/raw demod"); PrintAndLog(" : data rawdemod fs = demod GraphBuffer using: fsk - autodetect"); + PrintAndLog(" : data rawdemod ab = demod GraphBuffer using: ask/biphase - autodetect"); PrintAndLog(" : data rawdemod am = demod GraphBuffer using: ask/manchester - autodetect"); PrintAndLog(" : data rawdemod ar = demod GraphBuffer using: ask/raw - autodetect"); PrintAndLog(" : data rawdemod nr = demod GraphBuffer using: nrz/direct - autodetect"); @@ -1896,6 +2070,8 @@ int CmdRawDemod(const char *Cmd) int ans = 0; if (cmdp == 'f' && cmdp2 == 's'){ ans = CmdFSKrawdemod(Cmd+3); + } else if(cmdp == 'a' && cmdp2 == 'b'){ + ans = Cmdaskbiphdemod(Cmd+3); } else if(cmdp == 'a' && cmdp2 == 'm'){ ans = Cmdaskmandemod(Cmd+3); } else if(cmdp == 'a' && cmdp2 == 'r'){ @@ -2555,60 +2731,52 @@ int CmdZerocrossings(const char *Cmd) static command_t CommandTable[] = { - {"help", CmdHelp, 1, "This help"}, - {"amp", CmdAmp, 1, "Amplify peaks"}, + {"help", CmdHelp, 1, "This help"}, + {"amp", CmdAmp, 1, "Amplify peaks"}, //{"askdemod", Cmdaskdemod, 1, "<0 or 1> -- Attempt to demodulate simple ASK tags"}, - {"askedgedetect", CmdAskEdgeDetect, 1, "[threshold] Adjust Graph for manual ask demod using length of sample differences to detect the edge of a wave (default = 25)"}, - {"askem410xdemod",CmdAskEM410xDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Demodulate an EM410x tag from GraphBuffer (args optional)"}, - {"askgproxiidemod",CmdG_Prox_II_Demod,1, "Demodulate a G Prox II tag from GraphBuffer"}, - //{"askmandemod", Cmdaskmandemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate ASK/Manchester tags and output binary (args optional)"}, - //{"askrawdemod", Cmdaskrawdemod, 1, "[clock] [invert<0|1>] -- Attempt to demodulate ASK tags and output bin (args optional)"}, - {"autocorr", CmdAutoCorr, 1, " -- Autocorrelation over window"}, + {"askedgedetect", CmdAskEdgeDetect, 1, "[threshold] Adjust Graph for manual ask demod using length of sample differences to detect the edge of a wave (default = 25)"}, + {"askem410xdemod", CmdAskEM410xDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Demodulate an EM410x tag from GraphBuffer (args optional)"}, + {"askgproxiidemod", CmdG_Prox_II_Demod, 1, "Demodulate a G Prox II tag from GraphBuffer"}, + {"autocorr", CmdAutoCorr, 1, "[window length] [g] -- Autocorrelation over window - g to save back to GraphBuffer (overwrite)"}, {"biphaserawdecode",CmdBiphaseDecodeRaw,1,"[offset] [invert<0|1>] Biphase decode bin stream in DemodBuffer (offset = 0|1 bits to shift the decode start)"}, - {"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"}, + {"bitsamples", CmdBitsamples, 0, "Get raw samples as bitstring"}, //{"bitstream", CmdBitstream, 1, "[clock rate] -- Convert waveform into a bitstream"}, - {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"}, - {"dec", CmdDec, 1, "Decimate samples"}, - {"detectclock", CmdDetectClockRate, 1, "[modulation] Detect clock rate of wave in GraphBuffer (options: 'a','f','n','p' for ask, fsk, nrz, psk respectively)"}, + {"buffclear", CmdBuffClear, 1, "Clear sample buffer and graph window"}, + {"dec", CmdDec, 1, "Decimate samples"}, + {"detectclock", CmdDetectClockRate, 1, "[modulation] Detect clock rate of wave in GraphBuffer (options: 'a','f','n','p' for ask, fsk, nrz, psk respectively)"}, //{"fskdemod", CmdFSKdemod, 1, "Demodulate graph window as a HID FSK"}, - {"fskawiddemod", CmdFSKdemodAWID, 1, "Demodulate an AWID FSK tag from GraphBuffer"}, + {"fskawiddemod", CmdFSKdemodAWID, 1, "Demodulate an AWID FSK tag from GraphBuffer"}, //{"fskfcdetect", CmdFSKfcDetect, 1, "Try to detect the Field Clock of an FSK wave"}, - {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate a HID FSK tag from GraphBuffer"}, - {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate an IO Prox FSK tag from GraphBuffer"}, - {"fskpyramiddemod",CmdFSKdemodPyramid,1, "Demodulate a Pyramid FSK tag from GraphBuffer"}, - {"fskparadoxdemod",CmdFSKdemodParadox,1, "Demodulate a Paradox FSK tag from GraphBuffer"}, - //{"fskrawdemod", CmdFSKrawdemod, 1, "[clock rate] [invert] [rchigh] [rclow] Demodulate graph window from FSK to bin (clock = 50)(invert = 1|0)(rchigh = 10)(rclow=8)"}, - {"getbitstream", CmdGetBitStream, 1, "Convert GraphBuffer's >=1 values to 1 and <1 to 0"}, - {"grid", CmdGrid, 1, " -- overlay grid on graph window, use zero value to turn off either"}, - {"hexsamples", CmdHexsamples, 0, " [] -- Dump big buffer as hex bytes"}, - {"hide", CmdHide, 1, "Hide graph window"}, - {"hpf", CmdHpf, 1, "Remove DC offset from trace"}, - {"load", CmdLoad, 1, " -- Load trace (to graph window"}, - {"ltrim", CmdLtrim, 1, " -- Trim samples from left of trace"}, - {"rtrim", CmdRtrim, 1, " -- Trim samples from right of trace"}, + {"fskhiddemod", CmdFSKdemodHID, 1, "Demodulate a HID FSK tag from GraphBuffer"}, + {"fskiodemod", CmdFSKdemodIO, 1, "Demodulate an IO Prox FSK tag from GraphBuffer"}, + {"fskpyramiddemod", CmdFSKdemodPyramid, 1, "Demodulate a Pyramid FSK tag from GraphBuffer"}, + {"fskparadoxdemod", CmdFSKdemodParadox, 1, "Demodulate a Paradox FSK tag from GraphBuffer"}, + {"getbitstream", CmdGetBitStream, 1, "Convert GraphBuffer's >=1 values to 1 and <1 to 0"}, + {"grid", CmdGrid, 1, " -- overlay grid on graph window, use zero value to turn off either"}, + {"hexsamples", CmdHexsamples, 0, " [] -- Dump big buffer as hex bytes"}, + {"hide", CmdHide, 1, "Hide graph window"}, + {"hpf", CmdHpf, 1, "Remove DC offset from trace"}, + {"load", CmdLoad, 1, " -- Load trace (to graph window"}, + {"ltrim", CmdLtrim, 1, " -- Trim samples from left of trace"}, + {"rtrim", CmdRtrim, 1, " -- Trim samples from right of trace"}, //{"mandemod", CmdManchesterDemod, 1, "[i] [clock rate] -- Manchester demodulate binary stream (option 'i' to invert output)"}, - {"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream in DemodBuffer"}, - {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"}, - {"norm", CmdNorm, 1, "Normalize max/min to +/-128"}, - //{"nrzdetectclock",CmdDetectNRZClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"}, - //{"nrzrawdemod", CmdNRZrawDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate nrz tags and output binary (args optional)"}, - {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"}, - //{"pskdetectclock",CmdDetectPSKClockRate, 1, "Detect ASK, PSK, or NRZ clock rate"}, - {"printdemodbuffer",CmdPrintDemodBuff,1, "[clock] [invert<0|1>] -- Demodulate an indala tag (PSK1) from GraphBuffer (args optional)"}, - {"pskindalademod",CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Demodulate an indala tag (PSK1) from GraphBuffer (args optional)"}, - //{"psk1rawdemod", CmdPSK1rawDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate psk1 tags and output binary (args optional)"}, - //{"psk2rawdemod", CmdPSK2rawDemod, 1, "[clock] [invert<0|1>] [maxErr] -- Attempt to demodulate psk2 tags and output binary (args optional)"}, - {"rawdemod", CmdRawDemod, 1, "[modulation] ... -see help (h option) -- Demodulate the data in the GraphBuffer and output binary"}, - {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window (GraphBuffer)"}, - {"save", CmdSave, 1, " -- Save trace (from graph window)"}, - {"scale", CmdScale, 1, " -- Set cursor display scale"}, - {"setdebugmode", CmdSetDebugMode, 1, "<0|1> -- Turn on or off Debugging Mode for demods"}, - {"shiftgraphzero",CmdGraphShiftZero, 1, " -- Shift 0 for Graphed wave + or - shift value"}, + {"manrawdecode", Cmdmandecoderaw, 1, "Manchester decode binary stream in DemodBuffer"}, + {"manmod", CmdManchesterMod, 1, "[clock rate] -- Manchester modulate a binary stream"}, + {"norm", CmdNorm, 1, "Normalize max/min to +/-128"}, + {"plot", CmdPlot, 1, "Show graph window (hit 'h' in window for keystroke help)"}, + {"printdemodbuffer",CmdPrintDemodBuff, 1, "[x] -- print the data in the DemodBuffer - 'x' for hex output"}, + {"pskindalademod", CmdIndalaDecode, 1, "[clock] [invert<0|1>] -- Demodulate an indala tag (PSK1) from GraphBuffer (args optional)"}, + {"rawdemod", CmdRawDemod, 1, "[modulation] ... -see help (h option) -- Demodulate the data in the GraphBuffer and output binary"}, + {"samples", CmdSamples, 0, "[512 - 40000] -- Get raw samples for graph window (GraphBuffer)"}, + {"save", CmdSave, 1, " -- Save trace (from graph window)"}, + {"scale", CmdScale, 1, " -- Set cursor display scale"}, + {"setdebugmode", CmdSetDebugMode, 1, "<0|1> -- Turn on or off Debugging Mode for demods"}, + {"shiftgraphzero", CmdGraphShiftZero, 1, " -- Shift 0 for Graphed wave + or - shift value"}, //{"threshold", CmdThreshold, 1, " -- Maximize/minimize every value in the graph window depending on threshold"}, - {"dirthreshold", CmdDirectionalThreshold, 1, " -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."}, - {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"}, - {"undec", CmdUndec, 1, "Un-decimate samples by 2"}, - {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"}, + {"dirthreshold", CmdDirectionalThreshold, 1, " -- Max rising higher up-thres/ Min falling lower down-thres, keep rest as prev."}, + {"tune", CmdTuneSamples, 0, "Get hw tune samples for graph window"}, + {"undec", CmdUndec, 1, "Un-decimate samples by 2"}, + {"zerocrossings", CmdZerocrossings, 1, "Count time between zero-crossings"}, {NULL, NULL, 0, NULL} };