Fix for USB uart slowness since PR #720 (#787)

[proxmark3-svn] / armsrc / appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 6476892235facc30fbf41a32b9636656ebb59d19..cdc784c089fa2f6e13d684cb3e03d68438e9bdd0 100644 (file)
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -16,22 +16,28 @@
 #include "cmd.h"
 #include "proxmark3.h"
 #include "apps.h"
 #include "cmd.h"
 #include "proxmark3.h"
 #include "apps.h"

+#include "fpga.h"

 #include "util.h"
 #include "printf.h"
 #include "string.h"
 #include "legicrf.h"
 #include "util.h"
 #include "printf.h"
 #include "string.h"
 #include "legicrf.h"

+#include "legicrfsim.h"

 #include "hitag2.h"
 #include "hitagS.h"
 #include "hitag2.h"
 #include "hitagS.h"

+#include "iso15693.h"

 #include "lfsampling.h"
 #include "BigBuf.h"
 #include "mifareutil.h"
 #include "pcf7931.h"
 #include "lfsampling.h"
 #include "BigBuf.h"
 #include "mifareutil.h"
 #include "pcf7931.h"

+#include "i2c.h"

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

+static uint32_t hw_capabilities;
+

 // Craig Young - 14a stand-alone code
 // Craig Young - 14a stand-alone code

-#ifdef WITH_ISO14443a_StandAlone
+#ifdef WITH_ISO14443a

  #include "iso14443a.h"
 #endif
 
  #include "iso14443a.h"
 #endif
 


@@ -137,7 +143,7 @@ void Dbhexdump(int len, uint8_t *d, bool bAsci) {
 static int ReadAdc(int ch)
 {      
        // Note: ADC_MODE_PRESCALE and ADC_MODE_SAMPLE_HOLD_TIME are set to the maximum allowed value. 
 static int ReadAdc(int ch)
 {      
        // Note: ADC_MODE_PRESCALE and ADC_MODE_SAMPLE_HOLD_TIME are set to the maximum allowed value. 

-       // AMPL_HI is are high impedance (10MOhm || 1MOhm) output, the input capacitance of the ADC is 12pF (typical). This results in a time constant
+       // AMPL_HI is a high impedance (10MOhm || 1MOhm) output, the input capacitance of the ADC is 12pF (typical). This results in a time constant

        // of RC = (0.91MOhm) * 12pF = 10.9us. Even after the maximum configurable sample&hold time of 40us the input capacitor will not be fully charged. 
        // 
        // The maths are:
        // of RC = (0.91MOhm) * 12pF = 10.9us. Even after the maximum configurable sample&hold time of 40us the input capacitor will not be fully charged. 
        // 
        // The maths are:


@@ -156,7 +162,7 @@ static int ReadAdc(int ch)
 
        while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch))) {};
        
 
        while(!(AT91C_BASE_ADC->ADC_SR & ADC_END_OF_CONVERSION(ch))) {};
        

-       return AT91C_BASE_ADC->ADC_CDR[ch];
+       return AT91C_BASE_ADC->ADC_CDR[ch] & 0x3ff;

 }
 
 int AvgAdc(int ch) // was static - merlok
 }
 
 int AvgAdc(int ch) // was static - merlok


@@ -171,6 +177,26 @@ int AvgAdc(int ch) // was static - merlok
        return (a + 15) >> 5;
 }
 
        return (a + 15) >> 5;
 }
 

+static int AvgAdc_Voltage_HF(void)
+{
+       int AvgAdc_Voltage_Low, AvgAdc_Voltage_High;
+       
+       AvgAdc_Voltage_Low= (MAX_ADC_HF_VOLTAGE_LOW * AvgAdc(ADC_CHAN_HF_LOW)) >> 10;
+       // if voltage range is about to be exceeded, use high voltage ADC channel if available (RDV40 only)
+       if (AvgAdc_Voltage_Low > MAX_ADC_HF_VOLTAGE_LOW - 300) {
+               AvgAdc_Voltage_High = (MAX_ADC_HF_VOLTAGE_HIGH * AvgAdc(ADC_CHAN_HF_HIGH)) >> 10;
+               if (AvgAdc_Voltage_High >= AvgAdc_Voltage_Low) {
+                       return AvgAdc_Voltage_High;
+               }
+       }
+       return AvgAdc_Voltage_Low;
+}
+
+static int AvgAdc_Voltage_LF(void)
+{
+       return (MAX_ADC_LF_VOLTAGE * AvgAdc(ADC_CHAN_LF)) >> 10;
+}
+

 void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv, uint8_t LF_Results[])
 {
        int i, adcval = 0, peak = 0;
 void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv, uint8_t LF_Results[])
 {
        int i, adcval = 0, peak = 0;


@@ -192,7 +218,7 @@ void MeasureAntennaTuningLfOnly(int *vLf125, int *vLf134, int *peakf, int *peakv
                WDT_HIT();
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
                SpinDelay(20);
                WDT_HIT();
                FpgaSendCommand(FPGA_CMD_SET_DIVISOR, i);
                SpinDelay(20);

-               adcval = ((MAX_ADC_LF_VOLTAGE * AvgAdc(ADC_CHAN_LF)) >> 10);
+               adcval = AvgAdc_Voltage_LF();

                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
 


@@ -217,9 +243,8 @@ void MeasureAntennaTuningHfOnly(int *vHf)
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
        SpinDelay(20);
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
        SpinDelay(20);

-       *vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
+       *vHf = AvgAdc_Voltage_HF();

        LED_A_OFF();
        LED_A_OFF();

-

        return;
 }
 
        return;
 }
 


@@ -261,8 +286,8 @@ void MeasureAntennaTuningHf(void)
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
 
        for (;;) {
        FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
 
        for (;;) {

-               SpinDelay(20);
-               vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
+               SpinDelay(500);
+               vHf = AvgAdc_Voltage_HF();

 
                Dbprintf("%d mV",vHf);
                if (BUTTON_PRESS()) break;
 
                Dbprintf("%d mV",vHf);
                if (BUTTON_PRESS()) break;


@@ -286,8 +311,24 @@ void ReadMem(int addr)
 extern struct version_information version_information;
 /* bootrom version information is pointed to from _bootphase1_version_pointer */
 extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__;
 extern struct version_information version_information;
 /* bootrom version information is pointed to from _bootphase1_version_pointer */
 extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__;

+
+
+void set_hw_capabilities(void)
+{
+       if (I2C_is_available()) {
+               hw_capabilities |= HAS_SMARTCARD_SLOT;
+       }
+       
+       if (false) { // TODO: implement a test
+               hw_capabilities |= HAS_EXTRA_FLASH_MEM;
+       }
+}      
+
+

 void SendVersion(void)
 {
 void SendVersion(void)
 {

+       set_hw_capabilities();
+       

        char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */
        char VersionString[USB_CMD_DATA_SIZE] = { '\0' };
 
        char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */
        char VersionString[USB_CMD_DATA_SIZE] = { '\0' };
 


@@ -306,15 +347,22 @@ void SendVersion(void)
        FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information);
        strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
 
        FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information);
        strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
 

-       FpgaGatherVersion(FPGA_BITSTREAM_LF, temp, sizeof(temp));
-       strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
-       FpgaGatherVersion(FPGA_BITSTREAM_HF, temp, sizeof(temp));
-       strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
-
+       for (int i = 0; i < fpga_bitstream_num; i++) {
+               strncat(VersionString, fpga_version_information[i], sizeof(VersionString) - strlen(VersionString) - 1);
+               strncat(VersionString, "\n", sizeof(VersionString) - strlen(VersionString) - 1);
+       }
+       
+       // test availability of SmartCard slot
+       if (I2C_is_available()) {
+               strncat(VersionString, "SmartCard Slot: available\n", sizeof(VersionString) - strlen(VersionString) - 1);
+       } else {
+               strncat(VersionString, "SmartCard Slot: not available\n", sizeof(VersionString) - strlen(VersionString) - 1);
+       }
+       

        // Send Chip ID and used flash memory
        uint32_t text_and_rodata_section_size = (uint32_t)&__data_src_start__ - (uint32_t)&_flash_start;
        uint32_t compressed_data_section_size = common_area.arg1;
        // Send Chip ID and used flash memory
        uint32_t text_and_rodata_section_size = (uint32_t)&__data_src_start__ - (uint32_t)&_flash_start;
        uint32_t compressed_data_section_size = common_area.arg1;

-       cmd_send(CMD_ACK, *(AT91C_DBGU_CIDR), text_and_rodata_section_size + compressed_data_section_size, 0, VersionString, strlen(VersionString));
+       cmd_send(CMD_ACK, *(AT91C_DBGU_CIDR), text_and_rodata_section_size + compressed_data_section_size, hw_capabilities, VersionString, strlen(VersionString));

 }
 
 // measure the USB Speed by sending SpeedTestBufferSize bytes to client and measuring the elapsed time.
 }
 
 // measure the USB Speed by sending SpeedTestBufferSize bytes to client and measuring the elapsed time.


@@ -353,17 +401,20 @@ void SendStatus(void)
 {
        BigBuf_print_status();
        Fpga_print_status();
 {
        BigBuf_print_status();
        Fpga_print_status();

+#ifdef WITH_SMARTCARD
+       I2C_print_status();
+#endif

        printConfig(); //LF Sampling config
        printUSBSpeed();
        Dbprintf("Various");
        printConfig(); //LF Sampling config
        printUSBSpeed();
        Dbprintf("Various");

-       Dbprintf("  MF_DBGLEVEL......%d", MF_DBGLEVEL);
-       Dbprintf("  ToSendMax........%d",ToSendMax);
-       Dbprintf("  ToSendBit........%d",ToSendBit);
+       Dbprintf("  MF_DBGLEVEL........%d", MF_DBGLEVEL);
+       Dbprintf("  ToSendMax..........%d", ToSendMax);
+       Dbprintf("  ToSendBit..........%d", ToSendBit);

 
        cmd_send(CMD_ACK,1,0,0,0,0);
 }
 
 
        cmd_send(CMD_ACK,1,0,0,0,0);
 }
 

-#if defined(WITH_ISO14443a_StandAlone) || defined(WITH_LF)
+#if defined(WITH_ISO14443a_StandAlone) || defined(WITH_LF_StandAlone)

 
 #define OPTS 2
 
 
 #define OPTS 2
 


@@ -394,8 +445,8 @@ void StandAloneMode14a()
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 
        int selected = 0;
        FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 
        int selected = 0;

-       int playing = 0, iGotoRecord = 0, iGotoClone = 0;
-       int cardRead[OPTS] = {0};
+       bool playing = false, GotoRecord = false, GotoClone = false;
+       bool cardRead[OPTS] = {false};

        uint8_t readUID[10] = {0};
        uint32_t uid_1st[OPTS]={0};
        uint32_t uid_2nd[OPTS]={0};
        uint8_t readUID[10] = {0};
        uint32_t uid_1st[OPTS]={0};
        uint32_t uid_2nd[OPTS]={0};


@@ -411,9 +462,9 @@ void StandAloneMode14a()
                WDT_HIT();
                SpinDelay(300);
 
                WDT_HIT();
                SpinDelay(300);
 

-               if (iGotoRecord == 1 || cardRead[selected] == 0)
+               if (GotoRecord || !cardRead[selected])

                {
                {

-                       iGotoRecord = 0;
+                       GotoRecord = false;

                        LEDsoff();
                        LED(selected + 1, 0);
                        LED(LED_RED2, 0);
                        LEDsoff();
                        LED(selected + 1, 0);
                        LED(LED_RED2, 0);


@@ -438,7 +489,7 @@ void StandAloneMode14a()
                                        else if (cardRead[(selected+1)%OPTS]) {
                                                Dbprintf("Button press detected but no card in bank[%d] so playing from bank[%d]", selected, (selected+1)%OPTS);
                                                selected = (selected+1)%OPTS;
                                        else if (cardRead[(selected+1)%OPTS]) {
                                                Dbprintf("Button press detected but no card in bank[%d] so playing from bank[%d]", selected, (selected+1)%OPTS);
                                                selected = (selected+1)%OPTS;

-                                               break; // playing = 1;
+                                               break;

                                        }
                                        else {
                                                Dbprintf("Button press detected but no stored tag to play. (Ignoring button)");
                                        }
                                        else {
                                                Dbprintf("Button press detected but no stored tag to play. (Ignoring button)");


@@ -488,14 +539,14 @@ void StandAloneMode14a()
                        LED(selected + 1, 0);
 
                        // Next state is replay:
                        LED(selected + 1, 0);
 
                        // Next state is replay:

-                       playing = 1;
+                       playing = true;

 
 

-                       cardRead[selected] = 1;
+                       cardRead[selected] = true;

                }
                /* MF Classic UID clone */
                }
                /* MF Classic UID clone */

-               else if (iGotoClone==1)
+               else if (GotoClone)

                {
                {

-                       iGotoClone=0;
+                       GotoClone=false;

                        LEDsoff();
                        LED(selected + 1, 0);
                        LED(LED_ORANGE, 250);
                        LEDsoff();
                        LED(selected + 1, 0);
                        LED(LED_ORANGE, 250);


@@ -546,7 +597,7 @@ void StandAloneMode14a()
                        MifareCGetBlock(0x3F, 1, 0, oldBlock0);
                        if (oldBlock0[0] == 0 && oldBlock0[0] == oldBlock0[1]  && oldBlock0[1] == oldBlock0[2] && oldBlock0[2] == oldBlock0[3]) {
                                Dbprintf("No changeable tag detected. Returning to replay mode for bank[%d]", selected);
                        MifareCGetBlock(0x3F, 1, 0, oldBlock0);
                        if (oldBlock0[0] == 0 && oldBlock0[0] == oldBlock0[1]  && oldBlock0[1] == oldBlock0[2] && oldBlock0[2] == oldBlock0[3]) {
                                Dbprintf("No changeable tag detected. Returning to replay mode for bank[%d]", selected);

-                               playing = 1;
+                               playing = true;

                        }
                        else {
                                Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0],oldBlock0[1],oldBlock0[2],oldBlock0[3]);
                        }
                        else {
                                Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0],oldBlock0[1],oldBlock0[2],oldBlock0[3]);


@@ -564,14 +615,14 @@ void StandAloneMode14a()
                                if (memcmp(testBlock0,newBlock0,16)==0)
                                {
                                        DbpString("Cloned successfull!");
                                if (memcmp(testBlock0,newBlock0,16)==0)
                                {
                                        DbpString("Cloned successfull!");

-                                       cardRead[selected] = 0; // Only if the card was cloned successfully should we clear it
-                                       playing = 0;
-                                       iGotoRecord = 1;
+                                       cardRead[selected] = false; // Only if the card was cloned successfully should we clear it
+                                       playing = false;
+                                       GotoRecord = true;

                                        selected = (selected+1) % OPTS;
                                }
                                else {
                                        Dbprintf("Clone failed. Back to replay mode on bank[%d]", selected);
                                        selected = (selected+1) % OPTS;
                                }
                                else {
                                        Dbprintf("Clone failed. Back to replay mode on bank[%d]", selected);

-                                       playing = 1;
+                                       playing = true;

                                }
                        }
                        LEDsoff();
                                }
                        }
                        LEDsoff();


@@ -579,72 +630,66 @@ void StandAloneMode14a()
 
                }
                // Change where to record (or begin playing)
 
                }
                // Change where to record (or begin playing)

-               else if (playing==1) // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected])
+               else if (playing) // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected])

                {
                        LEDsoff();
                        LED(selected + 1, 0);
 
                        // Begin transmitting
                {
                        LEDsoff();
                        LED(selected + 1, 0);
 
                        // Begin transmitting

-                       if (playing)
-                       {
-                               LED(LED_GREEN, 0);
-                               DbpString("Playing");
-                               for ( ; ; ) {
-                                       WDT_HIT();
-                                       int button_action = BUTTON_HELD(1000);
-                                       if (button_action == 0) { // No button action, proceed with sim
-                                               uint8_t data[512] = {0}; // in case there is a read command received we shouldn't break
-                                               Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected],uid_2nd[selected],selected);
-                                               if (hi14a_card[selected].sak == 8 && hi14a_card[selected].atqa[0] == 4 && hi14a_card[selected].atqa[1] == 0) {
-                                                       DbpString("Mifare Classic");
-                                                       SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data); // Mifare Classic
-                                               }
-                                               else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) {
-                                                       DbpString("Mifare Ultralight");
-                                                       SimulateIso14443aTag(2,uid_1st[selected],uid_2nd[selected],data); // Mifare Ultralight
-                                               }
-                                               else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) {
-                                                       DbpString("Mifare DESFire");
-                                                       SimulateIso14443aTag(3,uid_1st[selected],uid_2nd[selected],data); // Mifare DESFire
-                                               }
-                                               else {
-                                                       Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");
-                                                       SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data);
-                                               }
+                       LED(LED_GREEN, 0);
+                       DbpString("Playing");
+                       for ( ; ; ) {
+                               WDT_HIT();
+                               int button_action = BUTTON_HELD(1000);
+                               if (button_action == 0) { // No button action, proceed with sim
+                                       uint8_t data[512] = {0}; // in case there is a read command received we shouldn't break
+                                       Dbprintf("Simulating ISO14443a tag with uid[0]: %08x, uid[1]: %08x [Bank: %u]", uid_1st[selected],uid_2nd[selected],selected);
+                                       if (hi14a_card[selected].sak == 8 && hi14a_card[selected].atqa[0] == 4 && hi14a_card[selected].atqa[1] == 0) {
+                                               DbpString("Mifare Classic");
+                                               SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data); // Mifare Classic

                                        }
                                        }

-                                       else if (button_action == BUTTON_SINGLE_CLICK) {
-                                               selected = (selected + 1) % OPTS;
-                                               Dbprintf("Done playing. Switching to record mode on bank %d",selected);
-                                               iGotoRecord = 1;
-                                               break;
+                                       else if (hi14a_card[selected].sak == 0 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 0) {
+                                               DbpString("Mifare Ultralight");
+                                               SimulateIso14443aTag(2,uid_1st[selected],uid_2nd[selected],data); // Mifare Ultralight

                                        }
                                        }

-                                       else if (button_action == BUTTON_HOLD) {
-                                               Dbprintf("Playtime over. Begin cloning...");
-                                               iGotoClone = 1;
-                                               break;
+                                       else if (hi14a_card[selected].sak == 20 && hi14a_card[selected].atqa[0] == 0x44 && hi14a_card[selected].atqa[1] == 3) {
+                                               DbpString("Mifare DESFire");
+                                               SimulateIso14443aTag(3,uid_1st[selected],uid_2nd[selected],data); // Mifare DESFire
+                                       }
+                                       else {
+                                               Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");
+                                               SimulateIso14443aTag(1,uid_1st[selected], uid_2nd[selected], data);

                                        }
                                        }

-                                       WDT_HIT();

                                }
                                }

-
-                               /* We pressed a button so ignore it here with a delay */
-                               SpinDelay(300);
-                               LEDsoff();
-                               LED(selected + 1, 0);
+                               else if (button_action == BUTTON_SINGLE_CLICK) {
+                                       selected = (selected + 1) % OPTS;
+                                       Dbprintf("Done playing. Switching to record mode on bank %d",selected);
+                                       GotoRecord = true;
+                                       break;
+                               }
+                               else if (button_action == BUTTON_HOLD) {
+                                       Dbprintf("Playtime over. Begin cloning...");
+                                       GotoClone = true;
+                                       break;
+                               }
+                               WDT_HIT();

                        }
                        }

-                       else
-                               while(BUTTON_PRESS())
-                                       WDT_HIT();
+
+                       /* We pressed a button so ignore it here with a delay */
+                       SpinDelay(300);
+                       LEDsoff();
+                       LED(selected + 1, 0);

                }
        }
 }
                }
        }
 }

-#elif WITH_LF
+#elif WITH_LF_StandAlone

 // samy's sniff and repeat routine
 void SamyRun()
 {
        StandAloneMode();
        FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
 
 // samy's sniff and repeat routine
 void SamyRun()
 {
        StandAloneMode();
        FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
 

-       int high[OPTS], low[OPTS];
+       int tops[OPTS], high[OPTS], low[OPTS];

        int selected = 0;
        int playing = 0;
        int cardRead = 0;
        int selected = 0;
        int playing = 0;
        int cardRead = 0;


@@ -678,8 +723,11 @@ void SamyRun()
                        /* need this delay to prevent catching some weird data */
                        SpinDelay(500);
 
                        /* need this delay to prevent catching some weird data */
                        SpinDelay(500);
 

-                       CmdHIDdemodFSK(1, &high[selected], &low[selected], 0);
-                       Dbprintf("Recorded %x %x%08x", selected, high[selected], low[selected]);
+                       CmdHIDdemodFSK(1, &tops[selected], &high[selected], &low[selected], 0);
+                       if (tops[selected] > 0)
+                               Dbprintf("Recorded %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]);
+                       else
+                               Dbprintf("Recorded %x %x%08x", selected, high[selected], low[selected]);

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


@@ -700,7 +748,10 @@ void SamyRun()
                                        LED(LED_ORANGE, 0);
 
                                        // record
                                        LED(LED_ORANGE, 0);
 
                                        // record

-                                       Dbprintf("Cloning %x %x%08x", selected, high[selected], low[selected]);
+                                       if (tops[selected] > 0)
+                                               Dbprintf("Cloning %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]);
+                                       else
+                                               Dbprintf("Cloning %x %x%08x", selected, high[selected], low[selected]);

 
                                        // wait for button to be released
                                        while(BUTTON_PRESS())
 
                                        // wait for button to be released
                                        while(BUTTON_PRESS())


@@ -709,8 +760,11 @@ void SamyRun()
                                        /* need this delay to prevent catching some weird data */
                                        SpinDelay(500);
 
                                        /* need this delay to prevent catching some weird data */
                                        SpinDelay(500);
 

-                                       CopyHIDtoT55x7(0, high[selected], low[selected], 0);
-                                       Dbprintf("Cloned %x %x%08x", selected, high[selected], low[selected]);
+                                       CopyHIDtoT55x7(tops[selected] & 0x000FFFFF, high[selected], low[selected], (tops[selected] != 0 && ((high[selected]& 0xFFFFFFC0) != 0)), 0x1D);
+                                       if (tops[selected] > 0)
+                                               Dbprintf("Cloned %x %x%08x%08x", selected, tops[selected], high[selected], low[selected]);
+                                       else
+                                               Dbprintf("Cloned %x %x%08x", selected, high[selected], low[selected]);

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


@@ -743,8 +797,12 @@ void SamyRun()
                                // wait for button to be released
                                while(BUTTON_PRESS())
                                        WDT_HIT();
                                // wait for button to be released
                                while(BUTTON_PRESS())
                                        WDT_HIT();

-                               Dbprintf("%x %x%08x", selected, high[selected], low[selected]);
-                               CmdHIDsimTAG(high[selected], low[selected], 0);
+                               if (tops[selected] > 0)
+                                       Dbprintf("%x %x%08x%08x", selected, tops[selected], high[selected], low[selected]);
+                               else
+                                       Dbprintf("%x %x%08x", selected, high[selected], low[selected]);
+                               
+                               CmdHIDsimTAG(tops[selected], high[selected], low[selected], 0);

                                DbpString("Done playing");
                                if (BUTTON_HELD(1000) > 0)
                                        {
                                DbpString("Done playing");
                                if (BUTTON_HELD(1000) > 0)
                                        {


@@ -809,13 +867,15 @@ static const int LIGHT_LEN = sizeof(LIGHT_SCHEME)/sizeof(LIGHT_SCHEME[0]);
 
 void ListenReaderField(int limit)
 {
 
 void ListenReaderField(int limit)
 {

-       int lf_av, lf_av_new, lf_baseline= 0, lf_max;
-       int hf_av, hf_av_new,  hf_baseline= 0, hf_max;
+       int lf_av, lf_av_new=0, lf_baseline= 0, lf_max;
+       int hf_av, hf_av_new=0,  hf_baseline= 0, hf_max;

        int mode=1, display_val, display_max, i;
 
        int mode=1, display_val, display_max, i;
 

-#define LF_ONLY                                                1
-#define HF_ONLY                                                2
-#define REPORT_CHANGE                          10    // report new values only if they have changed at least by REPORT_CHANGE
+#define LF_ONLY                    1
+#define HF_ONLY                    2
+#define REPORT_CHANGE_PERCENT      5    // report new values only if they have changed at least by REPORT_CHANGE_PERCENT
+#define MIN_HF_FIELD             300    // in mode 1 signal HF field greater than MIN_HF_FIELD above baseline
+#define MIN_LF_FIELD            1200    // in mode 1 signal LF field greater than MIN_LF_FIELD above baseline

 
 
        // switch off FPGA - we don't want to measure our own signal
 
 
        // switch off FPGA - we don't want to measure our own signal


@@ -824,23 +884,23 @@ void ListenReaderField(int limit)
 
        LEDsoff();
 
 
        LEDsoff();
 

-       lf_av = lf_max = AvgAdc(ADC_CHAN_LF);
+       lf_av = lf_max = AvgAdc_Voltage_LF();

 
        if(limit != HF_ONLY) {
 
        if(limit != HF_ONLY) {

-               Dbprintf("LF 125/134kHz Baseline: %dmV", (MAX_ADC_LF_VOLTAGE * lf_av) >> 10);
+               Dbprintf("LF 125/134kHz Baseline: %dmV", lf_av);

                lf_baseline = lf_av;
        }
 
                lf_baseline = lf_av;
        }
 

-       hf_av = hf_max = AvgAdc(ADC_CHAN_HF);
-
+       hf_av = hf_max = AvgAdc_Voltage_HF();
+       

        if (limit != LF_ONLY) {
        if (limit != LF_ONLY) {

-               Dbprintf("HF 13.56MHz Baseline: %dmV", (MAX_ADC_HF_VOLTAGE * hf_av) >> 10);
+               Dbprintf("HF 13.56MHz Baseline: %dmV", hf_av);

                hf_baseline = hf_av;
        }
 
        for(;;) {
                hf_baseline = hf_av;
        }
 
        for(;;) {

+               SpinDelay(500);

                if (BUTTON_PRESS()) {
                if (BUTTON_PRESS()) {

-                       SpinDelay(500);

                        switch (mode) {
                                case 1:
                                        mode=2;
                        switch (mode) {
                                case 1:
                                        mode=2;


@@ -853,21 +913,22 @@ void ListenReaderField(int limit)
                                        return;
                                        break;
                        }
                                        return;
                                        break;
                        }

+                       while (BUTTON_PRESS());

                }
                WDT_HIT();
 
                if (limit != HF_ONLY) {
                        if(mode == 1) {
                }
                WDT_HIT();
 
                if (limit != HF_ONLY) {
                        if(mode == 1) {

-                               if (ABS(lf_av - lf_baseline) > REPORT_CHANGE) 
+                               if (lf_av - lf_baseline > MIN_LF_FIELD)

                                        LED_D_ON();
                                else
                                        LED_D_OFF();
                        }
 
                                        LED_D_ON();
                                else
                                        LED_D_OFF();
                        }
 

-                       lf_av_new = AvgAdc(ADC_CHAN_LF);
+                       lf_av_new = AvgAdc_Voltage_LF();

                        // see if there's a significant change
                        // see if there's a significant change

-                       if(ABS(lf_av - lf_av_new) > REPORT_CHANGE) {
-                               Dbprintf("LF 125/134kHz Field Change: %5dmV", (MAX_ADC_LF_VOLTAGE * lf_av_new) >> 10);
+                       if (ABS((lf_av - lf_av_new)*100/(lf_av?lf_av:1)) > REPORT_CHANGE_PERCENT) {
+                               Dbprintf("LF 125/134kHz Field Change: %5dmV", lf_av_new);

                                lf_av = lf_av_new;
                                if (lf_av > lf_max)
                                        lf_max = lf_av;
                                lf_av = lf_av_new;
                                if (lf_av > lf_max)
                                        lf_max = lf_av;


@@ -876,16 +937,17 @@ void ListenReaderField(int limit)
 
                if (limit != LF_ONLY) {
                        if (mode == 1){
 
                if (limit != LF_ONLY) {
                        if (mode == 1){

-                               if (ABS(hf_av - hf_baseline) > REPORT_CHANGE)   
+                               if (hf_av - hf_baseline > MIN_HF_FIELD)

                                        LED_B_ON();
                                else
                                        LED_B_OFF();
                        }
 
                                        LED_B_ON();
                                else
                                        LED_B_OFF();
                        }
 

-                       hf_av_new = AvgAdc(ADC_CHAN_HF);
+                       hf_av_new = AvgAdc_Voltage_HF();
+                       

                        // see if there's a significant change
                        // see if there's a significant change

-                       if(ABS(hf_av - hf_av_new) > REPORT_CHANGE) {
-                               Dbprintf("HF 13.56MHz Field Change: %5dmV", (MAX_ADC_HF_VOLTAGE * hf_av_new) >> 10);
+                       if (ABS((hf_av - hf_av_new)*100/(hf_av?hf_av:1)) > REPORT_CHANGE_PERCENT) {
+                               Dbprintf("HF 13.56MHz Field Change: %5dmV", hf_av_new);

                                hf_av = hf_av_new;
                                if (hf_av > hf_max)
                                        hf_max = hf_av;
                                hf_av = hf_av_new;
                                if (hf_av > hf_max)
                                        hf_max = hf_av;


@@ -942,10 +1004,10 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        cmd_send(CMD_ACK,SnoopLF(),0,0,0,0);
                        break;
                case CMD_HID_DEMOD_FSK:
                        cmd_send(CMD_ACK,SnoopLF(),0,0,0,0);
                        break;
                case CMD_HID_DEMOD_FSK:

-                       CmdHIDdemodFSK(c->arg[0], 0, 0, 1);
+                       CmdHIDdemodFSK(c->arg[0], 0, 0, 0, 1);

                        break;
                case CMD_HID_SIM_TAG:
                        break;
                case CMD_HID_SIM_TAG:

-                       CmdHIDsimTAG(c->arg[0], c->arg[1], 1);
+                       CmdHIDsimTAG(c->arg[0], c->arg[1], c->arg[2], 1);

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


@@ -957,7 +1019,11 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        CmdPSKsimTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_HID_CLONE_TAG:
                        CmdPSKsimTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
                        break;
                case CMD_HID_CLONE_TAG:

-                       CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
+                       CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0], 0x1D);
+                       break;
+               case CMD_PARADOX_CLONE_TAG:
+                       // Paradox cards are the same as HID, with a different preamble, so we can reuse the same function
+                       CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0], 0x0F);

                        break;
                case CMD_IO_DEMOD_FSK:
                        CmdIOdemodFSK(c->arg[0], 0, 0, 1);
                        break;
                case CMD_IO_DEMOD_FSK:
                        CmdIOdemodFSK(c->arg[0], 0, 0, 1);


@@ -1009,6 +1075,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_PCF7931_WRITE:
                        WritePCF7931(c->d.asBytes[0],c->d.asBytes[1],c->d.asBytes[2],c->d.asBytes[3],c->d.asBytes[4],c->d.asBytes[5],c->d.asBytes[6], c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128, c->arg[0], c->arg[1], c->arg[2]);
                        break;
                case CMD_PCF7931_WRITE:
                        WritePCF7931(c->d.asBytes[0],c->d.asBytes[1],c->d.asBytes[2],c->d.asBytes[3],c->d.asBytes[4],c->d.asBytes[5],c->d.asBytes[6], c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128, c->arg[0], c->arg[1], c->arg[2]);
                        break;

+               case CMD_PCF7931_BRUTEFORCE:
+                       BruteForcePCF7931(c->arg[0], (c->arg[1] & 0xFF), c->d.asBytes[9], c->d.asBytes[7]-128,c->d.asBytes[8]-128);
+                       break;

                case CMD_EM4X_READ_WORD:
                        EM4xReadWord(c->arg[0], c->arg[1],c->arg[2]);
                        break;
                case CMD_EM4X_READ_WORD:
                        EM4xReadWord(c->arg[0], c->arg[1],c->arg[2]);
                        break;


@@ -1040,10 +1109,13 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        SimulateHitagSTag((bool)c->arg[0],(byte_t*)c->d.asBytes);
                        break;
                case CMD_TEST_HITAGS_TRACES:// Tests every challenge within the given file
                        SimulateHitagSTag((bool)c->arg[0],(byte_t*)c->d.asBytes);
                        break;
                case CMD_TEST_HITAGS_TRACES:// Tests every challenge within the given file

-                       check_challenges((bool)c->arg[0],(byte_t*)c->d.asBytes);
+                       check_challenges_cmd((bool)c->arg[0], (byte_t*)c->d.asBytes, (uint8_t)c->arg[1]);

                        break;
                case CMD_READ_HITAG_S://Reader for only Hitag S tags, args = key or challenge
                        break;
                case CMD_READ_HITAG_S://Reader for only Hitag S tags, args = key or challenge

-                       ReadHitagS((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes);
+                       ReadHitagSCmd((hitag_function)c->arg[0], (hitag_data*)c->d.asBytes, (uint8_t)c->arg[1], (uint8_t)c->arg[2], false);
+                       break;
+               case CMD_READ_HITAG_S_BLK:
+                       ReadHitagSCmd((hitag_function)c->arg[0], (hitag_data*)c->d.asBytes, (uint8_t)c->arg[1], (uint8_t)c->arg[2], true);

                        break;
                case CMD_WR_HITAG_S://writer for Hitag tags args=data to write,page and key or challenge
                        if ((hitag_function)c->arg[0] < 10) {
                        break;
                case CMD_WR_HITAG_S://writer for Hitag tags args=data to write,page and key or challenge
                        if ((hitag_function)c->arg[0] < 10) {


@@ -1059,8 +1131,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
                case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693:
                        AcquireRawAdcSamplesIso15693();
                        break;
                case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693:
                        AcquireRawAdcSamplesIso15693();
                        break;

-               case CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693:
-                       RecordRawAdcSamplesIso15693();
+                       
+               case CMD_SNOOP_ISO_15693:
+                       SnoopIso15693();

                        break;
                        
                case CMD_ISO_15693_COMMAND:
                        break;
                        
                case CMD_ISO_15693_COMMAND:


@@ -1085,7 +1158,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 
 #ifdef WITH_LEGICRF
                case CMD_SIMULATE_TAG_LEGIC_RF:
 
 #ifdef WITH_LEGICRF
                case CMD_SIMULATE_TAG_LEGIC_RF:

-                       LegicRfSimulate(c->arg[0], c->arg[1], c->arg[2]);
+                       LegicRfSimulate(c->arg[0]);

                        break;
 
                case CMD_WRITER_LEGIC_RF:
                        break;
 
                case CMD_WRITER_LEGIC_RF:


@@ -1255,6 +1328,31 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        HfSnoop(c->arg[0], c->arg[1]);
                        break;
 #endif
                        HfSnoop(c->arg[0], c->arg[1]);
                        break;
 #endif

+#ifdef WITH_SMARTCARD
+               case CMD_SMART_ATR: {
+                       SmartCardAtr();
+                       break;
+               }
+               case CMD_SMART_SETCLOCK:{
+                       SmartCardSetClock(c->arg[0]);
+                       break;
+               }
+               case CMD_SMART_RAW: {
+                       SmartCardRaw(c->arg[0], c->arg[1], c->d.asBytes);
+                       break;
+               }
+               case CMD_SMART_UPLOAD: {
+                       // upload file from client
+                       uint8_t *mem = BigBuf_get_addr();
+                       memcpy( mem + c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
+                       cmd_send(CMD_ACK,1,0,0,0,0);
+                       break;
+               }
+               case CMD_SMART_UPGRADE: {
+                       SmartCardUpgrade(c->arg[0]);
+                       break;
+               }
+#endif

 
                case CMD_BUFF_CLEAR:
                        BigBuf_Clear();
 
                case CMD_BUFF_CLEAR:
                        BigBuf_Clear();


@@ -1392,7 +1490,7 @@ void  __attribute__((noreturn)) AppMain(void)
        LED_A_OFF();
 
        // Init USB device
        LED_A_OFF();
 
        // Init USB device

-  usb_enable();
+       usb_enable();

 
        // 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;


@@ -1430,7 +1528,7 @@ void  __attribute__((noreturn)) AppMain(void)
     }
                WDT_HIT();
 
     }
                WDT_HIT();
 

-#ifdef WITH_LF
+#ifdef WITH_LF_StandAlone

 #ifndef WITH_ISO14443a_StandAlone
                if (BUTTON_HELD(1000) > 0)
                        SamyRun();
 #ifndef WITH_ISO14443a_StandAlone
                if (BUTTON_HELD(1000) > 0)
                        SamyRun();