Some more fixes to longer lf recordings. Now also supports longer snoops, and an...

[proxmark3-svn] / armsrc / appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index e501dfdd9f236162c75ced0d4260b54aadc83708..32b7e5924ad5e74edd1cab73ac4fd259feba64af 100644 (file)
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -23,7 +23,7 @@
 
 #include "legicrf.h"
 #include <hitag2.h>
 
 #include "legicrf.h"
 #include <hitag2.h>

-
+#include "lfsampling.h"

 #ifdef WITH_LCD
  #include "LCD.h"
 #endif
 #ifdef WITH_LCD
  #include "LCD.h"
 #endif


@@ -36,7 +36,8 @@
 // is the order in which they go out on the wire.
 //=============================================================================
 
 // is the order in which they go out on the wire.
 //=============================================================================
 

-uint8_t ToSend[512];
+#define TOSEND_BUFFER_SIZE (9*MAX_FRAME_SIZE + 1 + 1 + 2)  // 8 data bits and 1 parity bit per payload byte, 1 correction bit, 1 SOC bit, 2 EOC bits 
+uint8_t ToSend[TOSEND_BUFFER_SIZE];

 int ToSendMax;
 static int ToSendBit;
 struct common_area common_area __attribute__((section(".commonarea")));
 int ToSendMax;
 static int ToSendBit;
 struct common_area common_area __attribute__((section(".commonarea")));


@@ -67,7 +68,7 @@ void ToSendStuffBit(int b)
 
        ToSendBit++;
 
 
        ToSendBit++;
 

-       if(ToSendBit >= sizeof(ToSend)) {
+       if(ToSendMax >= sizeof(ToSend)) {

                ToSendBit = 0;
                DbpString("ToSendStuffBit overflowed!");
        }
                ToSendBit = 0;
                DbpString("ToSendStuffBit overflowed!");
        }


@@ -79,41 +80,14 @@ void ToSendStuffBit(int b)
 
 void DbpString(char *str)
 {
 
 void DbpString(char *str)
 {

-  cmd_send(CMD_DEBUG_PRINT_STRING,strlen(str),0,0,(byte_t*)str,strlen(str));
-//     /* this holds up stuff unless we're connected to usb */
-//     if (!UsbConnected())
-//             return;
-//
-//     UsbCommand c;
-//     c.cmd = CMD_DEBUG_PRINT_STRING;
-//     c.arg[0] = strlen(str);
-//     if(c.arg[0] > sizeof(c.d.asBytes)) {
-//             c.arg[0] = sizeof(c.d.asBytes);
-//     }
-//     memcpy(c.d.asBytes, str, c.arg[0]);
-//
-//     UsbSendPacket((uint8_t *)&c, sizeof(c));
-//     // TODO fix USB so stupid things like this aren't req'd
-//     SpinDelay(50);
+  byte_t len = strlen(str);
+  cmd_send(CMD_DEBUG_PRINT_STRING,len,0,0,(byte_t*)str,len);

 }
 
 #if 0
 void DbpIntegers(int x1, int x2, int x3)
 {
   cmd_send(CMD_DEBUG_PRINT_INTEGERS,x1,x2,x3,0,0);
 }
 
 #if 0
 void DbpIntegers(int x1, int x2, int x3)
 {
   cmd_send(CMD_DEBUG_PRINT_INTEGERS,x1,x2,x3,0,0);

-//     /* this holds up stuff unless we're connected to usb */
-//     if (!UsbConnected())
-//             return;
-//
-//     UsbCommand c;
-//     c.cmd = CMD_DEBUG_PRINT_INTEGERS;
-//     c.arg[0] = x1;
-//     c.arg[1] = x2;
-//     c.arg[2] = x3;
-//
-//     UsbSendPacket((uint8_t *)&c, sizeof(c));
-//     // XXX
-//     SpinDelay(50);

 }
 #endif
 
 }
 #endif
 


@@ -194,15 +168,11 @@ int AvgAdc(int ch) // was static - merlok
 
 void MeasureAntennaTuning(void)
 {
 
 void MeasureAntennaTuning(void)
 {

-       uint8_t *dest = (uint8_t *)BigBuf+FREE_BUFFER_OFFSET;
+       uint8_t LF_Results[256];

        int i, adcval = 0, peak = 0, peakv = 0, peakf = 0; //ptr = 0 
        int vLf125 = 0, vLf134 = 0, vHf = 0;    // in mV
 
        int i, adcval = 0, peak = 0, peakv = 0, peakf = 0; //ptr = 0 
        int vLf125 = 0, vLf134 = 0, vHf = 0;    // in mV
 

-//     UsbCommand c;
-
-  LED_B_ON();
-       DbpString("Measuring antenna characteristics, please wait...");
-       memset(dest,0,sizeof(FREE_BUFFER_SIZE));
+       LED_B_ON();

 
 /*
  * Sweeps the useful LF range of the proxmark from
 
 /*
  * Sweeps the useful LF range of the proxmark from


@@ -213,8 +183,9 @@ void MeasureAntennaTuning(void)
  * ( hopefully around 95 if it is tuned to 125kHz!)
  */
   
  * ( hopefully around 95 if it is tuned to 125kHz!)
  */
   

-       FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
-       for (i=255; i>19; i--) {
+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+       FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_ADC | FPGA_LF_ADC_READER_FIELD);
+       for (i=255; i>=19; i--) {

     WDT_HIT();
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
                SpinDelay(20);
     WDT_HIT();
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
                SpinDelay(20);


@@ -224,35 +195,31 @@ void MeasureAntennaTuning(void)
                if (i==95)      vLf125 = adcval; // voltage at 125Khz
                if (i==89)      vLf134 = adcval; // voltage at 134Khz
 
                if (i==95)      vLf125 = adcval; // voltage at 125Khz
                if (i==89)      vLf134 = adcval; // voltage at 134Khz
 

-               dest[i] = adcval>>8; // scale int to fit in byte for graphing purposes
-               if(dest[i] > peak) {
+               LF_Results[i] = adcval>>8; // scale int to fit in byte for graphing purposes
+               if(LF_Results[i] > peak) {

                        peakv = adcval;
                        peakv = adcval;

-                       peak = dest[i];
+                       peak = LF_Results[i];

                        peakf = i;
                        //ptr = i;
                }
        }
 
                        peakf = i;
                        //ptr = i;
                }
        }
 

-  LED_A_ON();
+       for (i=18; i >= 0; i--) LF_Results[i] = 0;
+       
+       LED_A_ON();

        // Let the FPGA drive the high-frequency antenna around 13.56 MHz.
        // Let the FPGA drive the high-frequency antenna around 13.56 MHz.

+       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);

        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
        SpinDelay(20);
        // Vref = 3300mV, and an 10:1 voltage divider on the input
        // can measure voltages up to 33000 mV
        vHf = (33000 * AvgAdc(ADC_CHAN_HF)) >> 10;
 
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
        SpinDelay(20);
        // Vref = 3300mV, and an 10:1 voltage divider on the input
        // can measure voltages up to 33000 mV
        vHf = (33000 * AvgAdc(ADC_CHAN_HF)) >> 10;
 

-//     c.cmd = CMD_MEASURED_ANTENNA_TUNING;
-//     c.arg[0] = (vLf125 << 0) | (vLf134 << 16);
-//     c.arg[1] = vHf;
-//     c.arg[2] = peakf | (peakv << 16);
-
-  DbpString("Measuring complete, sending report back to host");
-  cmd_send(CMD_MEASURED_ANTENNA_TUNING,vLf125|(vLf134<<16),vHf,peakf|(peakv<<16),0,0);
-//     UsbSendPacket((uint8_t *)&c, sizeof(c));
+       cmd_send(CMD_MEASURED_ANTENNA_TUNING,vLf125|(vLf134<<16),vHf,peakf|(peakv<<16),LF_Results,256);

        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);

-  LED_A_OFF();
-  LED_B_OFF();
-  return;
+       LED_A_OFF();
+       LED_B_OFF();
+       return;

 }
 
 void MeasureAntennaTuningHf(void)
 }
 
 void MeasureAntennaTuningHf(void)


@@ -263,6 +230,7 @@ void MeasureAntennaTuningHf(void)
 
        for (;;) {
                // Let the FPGA drive the high-frequency antenna around 13.56 MHz.
 
        for (;;) {
                // Let the FPGA drive the high-frequency antenna around 13.56 MHz.

+               FpgaDownloadAndGo(FPGA_BITSTREAM_HF);

                FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
                SpinDelay(20);
                // Vref = 3300mV, and an 10:1 voltage divider on the input
                FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
                SpinDelay(20);
                // Vref = 3300mV, and an 10:1 voltage divider on the input


@@ -285,6 +253,7 @@ void SimulateTagHfListen(void)
 
        // We're using this mode just so that I can test it out; the simulated
        // tag mode would work just as well and be simpler.
 
        // We're using this mode just so that I can test it out; the simulated
        // tag mode would work just as well and be simpler.

+       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);

        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ | FPGA_HF_READER_RX_XCORR_SNOOP);
 
        // We need to listen to the high-frequency, peak-detected path.
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR | FPGA_HF_READER_RX_XCORR_848_KHZ | FPGA_HF_READER_RX_XCORR_SNOOP);
 
        // We need to listen to the high-frequency, peak-detected path.


@@ -335,7 +304,7 @@ extern struct version_information version_information;
 extern char *_bootphase1_version_pointer, _flash_start, _flash_end;
 void SendVersion(void)
 {
 extern char *_bootphase1_version_pointer, _flash_start, _flash_end;
 void SendVersion(void)
 {

-       char temp[48]; /* Limited data payload in USB packets */
+       char temp[512]; /* Limited data payload in USB packets */

        DbpString("Prox/RFID mark3 RFID instrument");
 
        /* Try to find the bootrom version information. Expect to find a pointer at
        DbpString("Prox/RFID mark3 RFID instrument");
 
        /* Try to find the bootrom version information. Expect to find a pointer at


@@ -355,6 +324,8 @@ void SendVersion(void)
 
        FpgaGatherVersion(temp, sizeof(temp));
        DbpString(temp);
 
        FpgaGatherVersion(temp, sizeof(temp));
        DbpString(temp);

+       // Send Chip ID
+       cmd_send(CMD_ACK,*(AT91C_DBGU_CIDR),0,0,NULL,0);

 }
 
 #ifdef WITH_LF
 }
 
 #ifdef WITH_LF


@@ -362,6 +333,7 @@ void SendVersion(void)
 void SamyRun()
 {
        DbpString("Stand-alone mode! No PC necessary.");
 void SamyRun()
 {
        DbpString("Stand-alone mode! No PC necessary.");

+       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);

 
        // 3 possible options? no just 2 for now
 #define OPTS 2
 
        // 3 possible options? no just 2 for now
 #define OPTS 2


@@ -381,21 +353,22 @@ void SamyRun()
 
        int selected = 0;
        int playing = 0;
 
        int selected = 0;
        int playing = 0;

+       int cardRead = 0;

 
        // Turn on selected LED
        LED(selected + 1, 0);
 
        for (;;)
        {
 
        // Turn on selected LED
        LED(selected + 1, 0);
 
        for (;;)
        {

-               UsbPoll(FALSE);
-               WDT_HIT();
+               usb_poll();
+    WDT_HIT();

 
                // Was our button held down or pressed?
                int button_pressed = BUTTON_HELD(1000);
                SpinDelay(300);
 
                // Button was held for a second, begin recording
 
                // Was our button held down or pressed?
                int button_pressed = BUTTON_HELD(1000);
                SpinDelay(300);
 
                // Button was held for a second, begin recording

-               if (button_pressed > 0)
+               if (button_pressed > 0 && cardRead == 0)

                {
                        LEDsoff();
                        LED(selected + 1, 0);
                {
                        LEDsoff();
                        LED(selected + 1, 0);


@@ -421,6 +394,40 @@ void SamyRun()
                        // If we were previously playing, set playing off
                        // so next button push begins playing what we recorded
                        playing = 0;
                        // If we were previously playing, set playing off
                        // so next button push begins playing what we recorded
                        playing = 0;

+                       
+                       cardRead = 1;
+       
+               }
+
+               else if (button_pressed > 0 && cardRead == 1)
+               {
+                                       LEDsoff();
+                                       LED(selected + 1, 0);
+                                       LED(LED_ORANGE, 0);
+
+                                       // record
+                                       Dbprintf("Cloning %x %x %x", selected, high[selected], low[selected]);
+
+                                       // wait for button to be released
+                                       while(BUTTON_PRESS())
+                                               WDT_HIT();
+
+                                       /* need this delay to prevent catching some weird data */
+                                       SpinDelay(500);
+
+                                       CopyHIDtoT55x7(high[selected], low[selected], 0, 0);
+                                       Dbprintf("Cloned %x %x %x", selected, high[selected], low[selected]);
+
+                                       LEDsoff();
+                                       LED(selected + 1, 0);
+                                       // Finished recording
+
+                                       // If we were previously playing, set playing off
+                                       // so next button push begins playing what we recorded
+                                       playing = 0;
+                                       
+                                       cardRead = 0;
+                       

                }
 
                // Change where to record (or begin playing)
                }
 
                // Change where to record (or begin playing)


@@ -622,21 +629,35 @@ void UsbPacketReceived(uint8_t *packet, int len)
   
        switch(c->cmd) {
 #ifdef WITH_LF
   
        switch(c->cmd) {
 #ifdef WITH_LF

+               case CMD_SET_LF_SAMPLING_CONFIG:
+                       setSamplingConfig((sample_config *) c->d.asBytes);
+                       break;

                case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:
                case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:

-                       AcquireRawAdcSamples125k(c->arg[0]);
-      cmd_send(CMD_ACK,0,0,0,0,0);
+                       cmd_send(CMD_ACK,SampleLF(),0,0,0,0);

                        break;
                case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K:
                        ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
                        break;
                        break;
                case CMD_MOD_THEN_ACQUIRE_RAW_ADC_SAMPLES_125K:
                        ModThenAcquireRawAdcSamples125k(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
                        break;

+               case CMD_LF_SNOOP_RAW_ADC_SAMPLES:
+                       cmd_send(CMD_ACK,SnoopLF(),0,0,0,0);
+                       break;

                case CMD_HID_DEMOD_FSK:
                case CMD_HID_DEMOD_FSK:

-                       CmdHIDdemodFSK(0, 0, 0, 1);                                     // Demodulate HID tag
+                       CmdHIDdemodFSK(c->arg[0], 0, 0, 1);

                        break;
                case CMD_HID_SIM_TAG:
                        break;
                case CMD_HID_SIM_TAG:

-                       CmdHIDsimTAG(c->arg[0], c->arg[1], 1);                                  // Simulate HID tag by ID
+                       CmdHIDsimTAG(c->arg[0], c->arg[1], 1);

                        break;
                case CMD_HID_CLONE_TAG:
                        break;
                case CMD_HID_CLONE_TAG:

-                       CopyHIDtoT55x7(c->arg[0], c->arg[1]);                                   // Clone HID tag by ID to T55x7
+                       CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
+                       break;
+               case CMD_IO_DEMOD_FSK:
+                       CmdIOdemodFSK(c->arg[0], 0, 0, 1);
+                       break;
+               case CMD_IO_CLONE_TAG:
+                       CopyIOtoT55x7(c->arg[0], c->arg[1], c->d.asBytes[0]);
+                       break;
+               case CMD_EM410X_DEMOD:
+                       CmdEM410xdemod(c->arg[0], 0, 0, 1);

                        break;
                case CMD_EM410X_WRITE_TAG:
                        WriteEM410x(c->arg[0], c->arg[1], c->arg[2]);
                        break;
                case CMD_EM410X_WRITE_TAG:
                        WriteEM410x(c->arg[0], c->arg[1], c->arg[2]);


@@ -655,12 +676,31 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_LF_SIMULATE_BIDIR:
                        SimulateTagLowFrequencyBidir(c->arg[0], c->arg[1]);
                        break;
                case CMD_LF_SIMULATE_BIDIR:
                        SimulateTagLowFrequencyBidir(c->arg[0], c->arg[1]);
                        break;

-               case CMD_INDALA_CLONE_TAG:                                      // Clone Indala 64-bit tag by UID to T55x7
+               case CMD_INDALA_CLONE_TAG:

                        CopyIndala64toT55x7(c->arg[0], c->arg[1]);                                      
                        break;
                        CopyIndala64toT55x7(c->arg[0], c->arg[1]);                                      
                        break;

-               case CMD_INDALA_CLONE_TAG_L:                                    // Clone Indala 224-bit tag by UID to T55x7
+               case CMD_INDALA_CLONE_TAG_L:

                        CopyIndala224toT55x7(c->d.asDwords[0], c->d.asDwords[1], c->d.asDwords[2], c->d.asDwords[3], c->d.asDwords[4], c->d.asDwords[5], c->d.asDwords[6]);
                        break;
                        CopyIndala224toT55x7(c->d.asDwords[0], c->d.asDwords[1], c->d.asDwords[2], c->d.asDwords[3], c->d.asDwords[4], c->d.asDwords[5], c->d.asDwords[6]);
                        break;

+               case CMD_T55XX_READ_BLOCK:
+                       T55xxReadBlock(c->arg[1], c->arg[2],c->d.asBytes[0]);
+                       break;
+               case CMD_T55XX_WRITE_BLOCK:
+                       T55xxWriteBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
+                       break;
+               case CMD_T55XX_READ_TRACE:
+                       T55xxReadTrace();
+                       break;
+               case CMD_PCF7931_READ:
+                       ReadPCF7931();
+                       cmd_send(CMD_ACK,0,0,0,0,0);
+                       break;
+               case CMD_EM4X_READ_WORD:
+                       EM4xReadWord(c->arg[1], c->arg[2],c->d.asBytes[0]);
+                       break;
+               case CMD_EM4X_WRITE_WORD:
+                       EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
+                       break;

 #endif
 
 #ifdef WITH_HITAG
 #endif
 
 #ifdef WITH_HITAG


@@ -699,7 +739,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        ReaderIso15693(c->arg[0]);
                        break;
                case CMD_SIMTAG_ISO_15693:
                        ReaderIso15693(c->arg[0]);
                        break;
                case CMD_SIMTAG_ISO_15693:

-                       SimTagIso15693(c->arg[0]);
+                       SimTagIso15693(c->arg[0], c->d.asBytes);

                        break;
 #endif
 
                        break;
 #endif
 


@@ -722,10 +762,10 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        AcquireRawAdcSamplesIso14443(c->arg[0]);
                        break;
                case CMD_READ_SRI512_TAG:
                        AcquireRawAdcSamplesIso14443(c->arg[0]);
                        break;
                case CMD_READ_SRI512_TAG:

-                       ReadSRI512Iso14443(c->arg[0]);
+                       ReadSTMemoryIso14443(0x0F);

                        break;
                case CMD_READ_SRIX4K_TAG:
                        break;
                case CMD_READ_SRIX4K_TAG:

-                       ReadSRIX4KIso14443(c->arg[0]);
+                       ReadSTMemoryIso14443(0x7F);

                        break;
                case CMD_SNOOP_ISO_14443:
                        SnoopIso14443();
                        break;
                case CMD_SNOOP_ISO_14443:
                        SnoopIso14443();


@@ -733,6 +773,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_SIMULATE_TAG_ISO_14443:
                        SimulateIso14443Tag();
                        break;
                case CMD_SIMULATE_TAG_ISO_14443:
                        SimulateIso14443Tag();
                        break;

+               case CMD_ISO_14443B_COMMAND:
+                       SendRawCommand14443B(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
+                       break;

 #endif
 
 #ifdef WITH_ISO14443a
 #endif
 
 #ifdef WITH_ISO14443a


@@ -743,24 +786,37 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        ReaderIso14443a(c);
                        break;
                case CMD_SIMULATE_TAG_ISO_14443a:
                        ReaderIso14443a(c);
                        break;
                case CMD_SIMULATE_TAG_ISO_14443a:

-                       SimulateIso14443aTag(c->arg[0], c->arg[1], c->arg[2]);  // ## Simulate iso14443a tag - pass tag type & UID
+                       SimulateIso14443aTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);  // ## Simulate iso14443a tag - pass tag type & UID

                        break;
                        break;

+                       

                case CMD_EPA_PACE_COLLECT_NONCE:
                        EPA_PACE_Collect_Nonce(c);
                        break;
                        
                case CMD_READER_MIFARE:
                case CMD_EPA_PACE_COLLECT_NONCE:
                        EPA_PACE_Collect_Nonce(c);
                        break;
                        
                case CMD_READER_MIFARE:

-                       ReaderMifare(c->arg[0]);
+            ReaderMifare(c->arg[0]);

                        break;
                case CMD_MIFARE_READBL:
                        MifareReadBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                        break;
                case CMD_MIFARE_READBL:
                        MifareReadBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;

+               case CMD_MIFAREU_READBL:
+                       MifareUReadBlock(c->arg[0],c->d.asBytes);
+                       break;
+               case CMD_MIFAREU_READCARD:
+                       MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
+                        break;

                case CMD_MIFARE_READSC:
                        MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_MIFARE_WRITEBL:
                        MifareWriteBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_MIFARE_READSC:
                        MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_MIFARE_WRITEBL:
                        MifareWriteBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;

+               case CMD_MIFAREU_WRITEBL_COMPAT:
+                       MifareUWriteBlock(c->arg[0], c->d.asBytes);
+                        break;
+               case CMD_MIFAREU_WRITEBL:
+                        MifareUWriteBlock_Special(c->arg[0], c->d.asBytes);
+                        break;

                case CMD_MIFARE_NESTED:
                        MifareNested(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_MIFARE_NESTED:
                        MifareNested(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;


@@ -789,12 +845,15 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        break;
                        
                // Work with "magic Chinese" card
                        break;
                        
                // Work with "magic Chinese" card

-               case CMD_MIFARE_EML_CSETBLOCK:
+               case CMD_MIFARE_CSETBLOCK:

                        MifareCSetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                        MifareCSetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;

-               case CMD_MIFARE_EML_CGETBLOCK:
+               case CMD_MIFARE_CGETBLOCK:

                        MifareCGetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                        MifareCGetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;

+               case CMD_MIFARE_CIDENT:
+                       MifareCIdent();
+                       break;

                        
                // mifare sniffer
                case CMD_MIFARE_SNIFFER:
                        
                // mifare sniffer
                case CMD_MIFARE_SNIFFER:


@@ -808,11 +867,14 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        SnoopIClass();
                        break;
                case CMD_SIMULATE_TAG_ICLASS:
                        SnoopIClass();
                        break;
                case CMD_SIMULATE_TAG_ICLASS:

-                       SimulateIClass(c->arg[0], c->d.asBytes);
+                       SimulateIClass(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);

                        break;
                case CMD_READER_ICLASS:
                        ReaderIClass(c->arg[0]);
                        break;
                        break;
                case CMD_READER_ICLASS:
                        ReaderIClass(c->arg[0]);
                        break;

+               case CMD_READER_ICLASS_REPLAY:
+                   ReaderIClass_Replay(c->arg[0], c->d.asBytes);
+                       break;

 #endif
 
                case CMD_SIMULATE_TAG_HF_LISTEN:
 #endif
 
                case CMD_SIMULATE_TAG_HF_LISTEN:


@@ -841,43 +903,31 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        LED_D_OFF(); // LED D indicates field ON or OFF
                        break;
 
                        LED_D_OFF(); // LED D indicates field ON or OFF
                        break;
 

-               case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: {
-//                     UsbCommand n;
-//                     if(c->cmd == CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K) {
-//                             n.cmd = CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K;
-//                     } else {
-//                             n.cmd = CMD_DOWNLOADED_RAW_BITS_TI_TYPE;
-//                     }
-//                     n.arg[0] = c->arg[0];
-      //                       memcpy(n.d.asBytes, BigBuf+c->arg[0], 48); // 12*sizeof(uint32_t)
-      //                       LED_B_ON();
-      //      usb_write((uint8_t *)&n, sizeof(n));
-      //                       UsbSendPacket((uint8_t *)&n, sizeof(n));
-      //                       LED_B_OFF();
-
-      LED_B_ON();
-      for(size_t i=0; i<c->arg[1]; i += USB_CMD_DATA_SIZE) {
-        size_t len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
-        cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,0,((byte_t*)BigBuf)+c->arg[0]+i,len);
-      }
-      // Trigger a finish downloading signal with an ACK frame
-      cmd_send(CMD_ACK,0,0,0,0,0);
+               case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K:
+
+                       LED_B_ON();
+                       for(size_t i=0; i<c->arg[1]; i += USB_CMD_DATA_SIZE) {
+                               size_t len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
+                               cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,0,((byte_t*)BigBuf)+c->arg[0]+i,len);
+                       }
+                       // Trigger a finish downloading signal with an ACK frame
+                       // We put a 1 in arg[0] to alert the host we're also sending sample_config
+                       cmd_send(CMD_ACK,1,0,0,getSamplingConfig(),sizeof(sample_config));

                        LED_B_OFF();
                        LED_B_OFF();

-               } break;
+                       break;

 
                case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
                        uint8_t *b = (uint8_t *)BigBuf;
 
                case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
                        uint8_t *b = (uint8_t *)BigBuf;

-                       memcpy(b+c->arg[0], c->d.asBytes, 48);
-                       //Dbprintf("copied 48 bytes to %i",b+c->arg[0]);
-//                     UsbSendPacket((uint8_t*)&ack, sizeof(ack));
-      cmd_send(CMD_ACK,0,0,0,0,0);
-               } break;
-
+                       memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
+                       cmd_send(CMD_ACK,0,0,0,0,0);
+                       break;
+               }       

                case CMD_READ_MEM:
                        ReadMem(c->arg[0]);
                        break;
 
                case CMD_SET_LF_DIVISOR:
                case CMD_READ_MEM:
                        ReadMem(c->arg[0]);
                        break;
 
                case CMD_SET_LF_DIVISOR:

+                       FpgaDownloadAndGo(FPGA_BITSTREAM_LF);

                        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->arg[0]);
                        break;
 
                        FpgaSendCommand(FPGA_CMD_SET_DIVISOR, c->arg[0]);
                        break;
 


@@ -904,35 +954,34 @@ void UsbPacketReceived(uint8_t *packet, int len)
 #endif
                case CMD_SETUP_WRITE:
                case CMD_FINISH_WRITE:
 #endif
                case CMD_SETUP_WRITE:
                case CMD_FINISH_WRITE:

-               case CMD_HARDWARE_RESET: {
-                       USB_D_PLUS_PULLUP_OFF();
+               case CMD_HARDWARE_RESET:
+                       usb_disable();

                        SpinDelay(1000);
                        SpinDelay(1000);
                        AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
                        for(;;) {
                                // We're going to reset, and the bootrom will take control.
                        }
                        SpinDelay(1000);
                        SpinDelay(1000);
                        AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
                        for(;;) {
                                // We're going to reset, and the bootrom will take control.
                        }

-        } break;
+                       break;

 
 

-               case CMD_START_FLASH: {
+               case CMD_START_FLASH:

                        if(common_area.flags.bootrom_present) {
                                common_area.command = COMMON_AREA_COMMAND_ENTER_FLASH_MODE;
                        }
                        if(common_area.flags.bootrom_present) {
                                common_area.command = COMMON_AREA_COMMAND_ENTER_FLASH_MODE;
                        }

-                       USB_D_PLUS_PULLUP_OFF();
+                       usb_disable();

                        AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
                        for(;;);
                        AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
                        for(;;);

-        } break;
+                       break;

 
                case CMD_DEVICE_INFO: {
                        uint32_t dev_info = DEVICE_INFO_FLAG_OSIMAGE_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_OS;
                        if(common_area.flags.bootrom_present) dev_info |= DEVICE_INFO_FLAG_BOOTROM_PRESENT;
 
                case CMD_DEVICE_INFO: {
                        uint32_t dev_info = DEVICE_INFO_FLAG_OSIMAGE_PRESENT | DEVICE_INFO_FLAG_CURRENT_MODE_OS;
                        if(common_area.flags.bootrom_present) dev_info |= DEVICE_INFO_FLAG_BOOTROM_PRESENT;

-//                     UsbSendPacket((uint8_t*)&c, sizeof(c));
-      cmd_send(CMD_DEVICE_INFO,dev_info,0,0,0,0);
-               } break;
-            
-               default: {
+                       cmd_send(CMD_DEVICE_INFO,dev_info,0,0,0,0);     
+                       break;
+               }
+               default:

                        Dbprintf("%s: 0x%04x","unknown command:",c->cmd);
                        Dbprintf("%s: 0x%04x","unknown command:",c->cmd);

-        } break;
+                       break;

        }
 }
 
        }
 }
 


@@ -953,10 +1002,8 @@ void  __attribute__((noreturn)) AppMain(void)
        LED_B_OFF();
        LED_A_OFF();
 
        LED_B_OFF();
        LED_A_OFF();
 

-  // Init USB device
+       // Init USB device

   usb_enable();
   usb_enable();

-  UsbStart();
-//     UsbStart();

 
        // The FPGA gets its clock from us from PCK0 output, so set that up.
        AT91C_BASE_PIOA->PIO_BSR = GPIO_PCK0;
 
        // The FPGA gets its clock from us from PCK0 output, so set that up.
        AT91C_BASE_PIOA->PIO_BSR = GPIO_PCK0;


@@ -973,7 +1020,8 @@ void  __attribute__((noreturn)) AppMain(void)
        AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;
 
        // Load the FPGA image, which we have stored in our flash.
        AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;
 
        // Load the FPGA image, which we have stored in our flash.

-       FpgaDownloadAndGo();
+       // (the HF version by default)
+       FpgaDownloadAndGo(FPGA_BITSTREAM_HF);

 
        StartTickCount();
        
 
        StartTickCount();
        


@@ -991,8 +1039,6 @@ void  __attribute__((noreturn)) AppMain(void)
         UsbPacketReceived(rx,rx_len);
       }
     }
         UsbPacketReceived(rx,rx_len);
       }
     }

-//             UsbPoll(FALSE);
-

                WDT_HIT();
 
 #ifdef WITH_LF
                WDT_HIT();
 
 #ifdef WITH_LF