From 8d960002c8713dfbaed0f0dd52fe7d7cb2dd77b1 Mon Sep 17 00:00:00 2001 From: marshmellow42 Date: Mon, 2 Mar 2015 14:42:55 -0500 Subject: [PATCH] lf cmds fix, add, show show command to UI: data printdemodbuffer - allow printing of demod buffer Add: data askgproxiidemod - demod a gproxii tag Fix: adjust lf simxxx commands further for testing --- armsrc/lfops.c | 74 ++++++++++++++++--------- client/FLASH - OS.bat | 61 +++++++++++++++++++++ client/cmddata.c | 125 +++++++++++++++++++++++++++++++++++++++++- client/cmddata.h | 1 + client/cmdlf.c | 29 +++++++--- 5 files changed, 254 insertions(+), 36 deletions(-) create mode 100644 client/FLASH - OS.bat diff --git a/armsrc/lfops.c b/armsrc/lfops.c index 866ff5d2..3684eaaf 100644 --- a/armsrc/lfops.c +++ b/armsrc/lfops.c @@ -438,8 +438,8 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol) } } -//Testing to fix timing issues -void SimulateTagLowFrequencyTest(int period, int gap, int ledcontrol) +//Testing to fix timing issues by marshmellow (MM) +void SimulateTagLowFrequencyMM(int period, int gap, int ledcontrol) { int i; uint8_t *tab = BigBuf_get_addr(); @@ -463,7 +463,31 @@ void SimulateTagLowFrequencyTest(int period, int gap, int ledcontrol) while(!(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK)) { WDT_HIT(); } - if (i>0 && tab[i]!=tab[i-1]){ + if (i>0){ + if (tab[i]!=tab[i-1]){ + // transition + if (ledcontrol) + LED_D_ON(); + + // modulate coil + if(tab[i]) + OPEN_COIL(); + else + SHORT_COIL(); + + if (ledcontrol) + LED_D_OFF(); + + } else { //no transition + //NOTE: it appears the COIL transition messes with the detection of the carrier, so if a transition happened + // skip test for readers Carrier = LOW, otherwise we get a bit behind + + //wait until reader carrier is LOW + while(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK) { + WDT_HIT(); + } + } + } else { // transition if (ledcontrol) LED_D_ON(); @@ -475,16 +499,10 @@ void SimulateTagLowFrequencyTest(int period, int gap, int ledcontrol) SHORT_COIL(); if (ledcontrol) - LED_D_OFF(); - } else { //no transition - //NOTE: it appears the COIL transition messes with the detection of the carrier, so if a transition happened - // skip test for readers Carrier = LOW, otherwise we get a bit behind - - //wait until reader carrier is LOW - while(AT91C_BASE_PIOA->PIO_PDSR & GPIO_SSC_CLK) { - WDT_HIT(); - } - } + LED_D_OFF(); + } + WDT_HIT(); + i++; if(i == period) { @@ -568,23 +586,25 @@ static void fcAll(uint8_t c, int *n, uint8_t clock, uint16_t *modCnt) for (idx=0; idx < (uint8_t) clock/c; idx++){ // loop through field clock length - put 1/2 FC length 1's and 1/2 0's per field clock wave (to create the wave) for (fcCnt=0; fcCnt < c; fcCnt++){ //fudge slow transition from low to high - shorten wave by 1 - if (fcCnt < c/2){ - dest[((*n)++)]=1; + if (fcCnt < c/2+1){ + dest[((*n)++)]=0; } else { //fudge low to high transition - //if (idx==clock/c && dest[*n-1]==1 && mod>0) dest[((*n++))]=0; - dest[((*n)++)]=0; + //if (idx==clock/c && dest[*n-1]==1 && mod>0) dest[((*n++))]=0; + //if (c==8 && fcCnt==5) continue; + dest[((*n)++)]=1; } } } if (mod>0) (*modCnt)++; - if ((mod>0) && modAdjOk){ //fsk2 - if ((*modCnt % modAdj) == 0){ + if ((mod>0) && modAdjOk){ //fsk2 + if ((*modCnt % modAdj) == 0){ //if 4th 8 length wave in a rf/50 add extra 8 length wave for (fcCnt=0; fcCnt < c; fcCnt++){ //fudge slow transition from low to high - shorten wave by 1 - if (fcCnt < c/2){ - dest[((*n)++)]=1; + if (fcCnt < c/2+1){ + dest[((*n)++)]=0; } else { - dest[((*n)++)]=0; + //if (c==8 && fcCnt==5) continue; + dest[((*n)++)]=1; } } } @@ -593,9 +613,9 @@ static void fcAll(uint8_t c, int *n, uint8_t clock, uint16_t *modCnt) if (mod>0 && !modAdjOk){ //fsk1 for (idx=0; idx < mod; idx++){ if (idx < mod/2) { - dest[((*n)++)]=1; - } else { dest[((*n)++)]=0; + } else { + dest[((*n)++)]=1; } } } @@ -716,7 +736,7 @@ void CmdFSKsimTAG(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *BitStream) if (ledcontrol) LED_A_ON(); - SimulateTagLowFrequencyTest(n, 0, ledcontrol); + SimulateTagLowFrequencyMM(n, 0, ledcontrol); if (ledcontrol) LED_A_OFF(); @@ -781,7 +801,7 @@ void CmdASKsimTag(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *BitStream) if (ledcontrol) LED_A_ON(); - SimulateTagLowFrequencyTest(n, 0, ledcontrol); + SimulateTagLowFrequencyMM(n, 0, ledcontrol); if (ledcontrol) LED_A_OFF(); @@ -855,7 +875,7 @@ void CmdPSKsimTag(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *BitStream) if (ledcontrol) LED_A_ON(); - SimulateTagLowFrequencyTest(n, 0, ledcontrol); + SimulateTagLowFrequencyMM(n, 0, ledcontrol); if (ledcontrol) LED_A_OFF(); diff --git a/client/FLASH - OS.bat b/client/FLASH - OS.bat new file mode 100644 index 00000000..46605190 --- /dev/null +++ b/client/FLASH - OS.bat @@ -0,0 +1,61 @@ +@echo off +color 0a +MODE CON COLS=80 LINES=36 +title OS FLASH FILE +echo. +echo. +echo. +echo ====================================================================== +echo ©¦!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! O__O !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!©¦ +echo ©¦==================================================================©¦ +echo ©¦OS-ONLY FLASHER BATCH FILE ©¦ +echo ©¦ ©¦ +echo ©¦you will need to have this file (FLASH - OS.bat) in \win32 folder ©¦ +echo ©¦you will need to have flasher.exe in \win32 folder ©¦ +echo ©¦you will need to have osimage.elf in \firmware_win folder ©¦ +echo ©¦ ©¦ +echo ©¦ ©¦ +echo ©¦IF YOU HAVE THOSE REQUISITES HIT ANY BUTTON TO CONTINUE ! ©¦ +echo ©¦------------------------------------------------------------------©¦ +echo ====================================================================== +pause. + +cls +echo. +echo ==================================== +echo FLASHING osimage.elf, please wait... +echo ==================================== +echo. +flasher.exe com3 ..\armsrc\obj\osimage.elf + +pause. + +cls +title DONE +echo. +echo ___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___ +echo / \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ \ +echo \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ +echo / \___/ \___/ \ +echo \___/ \___/ +echo / \ / \ +echo \___/ \___/ +echo / \ FLASHING OPERATION SUCCESSFUL ! Enjoy it ! / \ +echo \___/ \___/ +echo / \ / \ +echo \___/ \___/ +echo / \ BATCH FILE BY ASPER / \ +echo \___/ \___/ +echo / \ / \ +echo \___/ \___/ +echo / \___ ___/ \ +echo \___/ \___ ___ ___ ___ ___ ___ ___/ \___/ +echo / \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ \ +echo \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ +echo \___/ \___/ \___/ \___/ \___/ \___/ \___/ \___/ + +echo. +pause. +cls +MODE CON COLS=130 LINES=36 +cmd.exe diff --git a/client/cmddata.c b/client/cmddata.c index 15f4d3eb..b8b95c04 100644 --- a/client/cmddata.c +++ b/client/cmddata.c @@ -84,7 +84,11 @@ void printDemodBuff(void) return; } - +int CmdPrintDemodBuff(const char *Cmd) +{ + printDemodBuff(); + return 1; +} int CmdAmp(const char *Cmd) { int i, rising, falling; @@ -503,6 +507,29 @@ int CmdBiphaseDecodeRaw(const char *Cmd) return 1; } +// set demod buffer back to raw after biphase demod +void setBiphaseDemodBuf(uint8_t *BitStream, size_t size) +{ + uint8_t rawStream[512]={0x00}; + size_t i=0; + uint8_t curPhase=0; + if (size > 256) { + PrintAndLog("ERROR - Biphase Demod Buffer overrun"); + return; + } + for (size_t idx=0; idx>2; + uint32_t FC = 0; + uint32_t Card = 0; + uint32_t raw1 = bytebits_to_byte(DemodBuffer+ans,32); + uint32_t raw2 = bytebits_to_byte(DemodBuffer+ans+32, 32); + uint32_t raw3 = bytebits_to_byte(DemodBuffer+ans+64, 32); + + if (fmtLen==36){ + FC = ((ByteStream[3] & 0x7F)<<7) | (ByteStream[4]>>1); + Card = ((ByteStream[4]&1)<<19) | (ByteStream[5]<<11) | (ByteStream[6]<<3) | (ByteStream[7]>>5); + PrintAndLog("G-Prox-II Found: FmtLen %d, FC %d, Card %d",fmtLen,FC,Card); + } else if(fmtLen==26){ + FC = ((ByteStream[3] & 0x7F)<<1) | (ByteStream[4]>>7); + Card = ((ByteStream[4]&0x7F)<<9) | (ByteStream[5]<<1) | (ByteStream[6]>>7); + PrintAndLog("G-Prox-II Found: FmtLen %d, FC %d, Card %d",fmtLen,FC,Card); + } else { + PrintAndLog("Unknown G-Prox-II Fmt Found: FmtLen %d",fmtLen); + } + PrintAndLog("Raw: %08x%08x%08x", raw1,raw2,raw3); + setBiphaseDemodBuf(DemodBuffer+ans, 96); + return 1; +} + //by marshmellow - see ASKrawDemod int Cmdaskrawdemod(const char *Cmd) { @@ -2422,6 +2543,7 @@ static command_t CommandTable[] = //{"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"}, @@ -2454,6 +2576,7 @@ static command_t CommandTable[] = //{"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)"}, diff --git a/client/cmddata.h b/client/cmddata.h index aba3369e..673a2ba0 100644 --- a/client/cmddata.h +++ b/client/cmddata.h @@ -19,6 +19,7 @@ void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx); int CmdAmp(const char *Cmd); int Cmdaskdemod(const char *Cmd); int CmdAskEM410xDemod(const char *Cmd); +int CmdG_Prox_II_Demod(const char *Cmd); int Cmdaskrawdemod(const char *Cmd); int Cmdaskmandemod(const char *Cmd); int CmdAutoCorr(const char *Cmd); diff --git a/client/cmdlf.c b/client/cmdlf.c index d3ea8eea..1222b3ce 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -766,16 +766,19 @@ int CmdLFaskSim(const char *Cmd) setDemodBuf(data, dataLen, 0); } if (clk == 0) clk = 64; - + if (manchester == 0) clk = clk/2; //askraw needs to double the clock speed uint16_t arg1, arg2; + size_t size=DemodBufferLen; arg1 = clk << 8 | manchester; arg2 = invert << 8 | separator; - UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, DemodBufferLen}}; - if (DemodBufferLen > USB_CMD_DATA_SIZE) { - PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", DemodBufferLen, USB_CMD_DATA_SIZE); + if (size > USB_CMD_DATA_SIZE) { + PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", size, USB_CMD_DATA_SIZE); + size = USB_CMD_DATA_SIZE; } - PrintAndLog("preparing to sim ask data: %d bits", DemodBufferLen); - memcpy(c.d.asBytes, DemodBuffer, DemodBufferLen); + UsbCommand c = {CMD_ASK_SIM_TAG, {arg1, arg2, size}}; + + PrintAndLog("preparing to sim ask data: %d bits", size); + memcpy(c.d.asBytes, DemodBuffer, size); SendCommand(&c); return 0; } @@ -853,11 +856,15 @@ int CmdLFpskSim(const char *Cmd) return usage_lf_simpsk(); } if (dataLen == 0){ //using DemodBuffer - if (clk==0) clk = GetPskClock(NULL, FALSE, FALSE); - if (!carrier) carrier = GetPskCarrier(NULL, FALSE, FALSE); + PrintAndLog("Getting Clocks"); + if (clk==0) clk = GetPskClock("", FALSE, FALSE); + PrintAndLog("clk: %d",clk); + if (!carrier) carrier = GetPskCarrier("", FALSE, FALSE); + PrintAndLog("carrier: %d", carrier); } else { setDemodBuf(data, dataLen, 0); } + if (clk <= 0) clk = 32; if (carrier == 0) carrier = 2; if (pskType != 1){ @@ -875,6 +882,7 @@ int CmdLFpskSim(const char *Cmd) if (DemodBufferLen > USB_CMD_DATA_SIZE) { PrintAndLog("DemodBuffer too long for current implementation - length: %d - max: %d", DemodBufferLen, USB_CMD_DATA_SIZE); } + PrintAndLog("DEBUG: Sending DemodBuffer Length: %d", DemodBufferLen); memcpy(c.d.asBytes, DemodBuffer, DemodBufferLen); SendCommand(&c); return 0; @@ -1055,6 +1063,11 @@ int CmdLFfind(const char *Cmd) PrintAndLog("\nValid EM410x ID Found!"); return 1; } + ans=CmdG_Prox_II_Demod(""); + if (ans>0) { + PrintAndLog("\nValid G Prox II ID Found!"); + return 1; + } PrintAndLog("\nNo Known Tags Found!\n"); if (testRaw=='u' || testRaw=='U'){ //test unknown tag formats (raw mode) -- 2.39.5