X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/7e72f90a7f78375ff0a2ecf3b2b961e5c97164fb..302073363ecbd1e1da5095eaaf1145dadfbc68a6:/armsrc/appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 189f9d7a..ed9b559a 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -24,10 +24,19 @@
 #include "legicrf.h"
 #include <hitag2.h>
 #include "lfsampling.h"
+#include "BigBuf.h"
+#include "mifareutil.h"
+#include "pcf7931.h"
 #ifdef WITH_LCD
  #include "LCD.h"
 #endif
 
+// Craig Young - 14a stand-alone code
+#ifdef WITH_ISO14443a_StandAlone
+ #include "iso14443a.h"
+ #include "protocols.h"
+#endif
+
 #define abs(x) ( ((x)<0) ? -(x) : (x) )
 
 //=============================================================================
@@ -38,7 +47,7 @@
 
 #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;
+int ToSendMax = 0;
 static int ToSendBit;
 struct common_area common_area __attribute__((section(".commonarea")));
 
@@ -213,7 +222,7 @@ void MeasureAntennaTuning(void)
 	
 	LED_A_ON();
 	// Let the FPGA drive the high-frequency antenna around 13.56 MHz.
-  	FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
+	FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 	FpgaWriteConfWord(FPGA_MAJOR_MODE_HF_READER_RX_XCORR);
 	SpinDelay(20);
 	vHf = (MAX_ADC_HF_VOLTAGE * AvgAdc(ADC_CHAN_HF)) >> 10;
@@ -222,7 +231,7 @@ void MeasureAntennaTuning(void)
 	FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
 	LED_A_OFF();
 	LED_B_OFF();
-	return;
+  return;
 }
 
 void MeasureAntennaTuningHf(void)
@@ -249,55 +258,6 @@ void MeasureAntennaTuningHf(void)
 }
 
 
-void SimulateTagHfListen(void)
-{
-	// ToDo: historically this used the free buffer, which was 2744 Bytes long. 
-	// There might be a better size to be defined:
-	#define HF_14B_SNOOP_BUFFER_SIZE 2744
-	uint8_t *dest = BigBuf_malloc(HF_14B_SNOOP_BUFFER_SIZE);
-	uint8_t v = 0;
-	int i;
-	int p = 0;
-
-	// 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.
-	SetAdcMuxFor(GPIO_MUXSEL_HIPKD);
-
-	FpgaSetupSsc();
-
-	i = 0;
-	for(;;) {
-		if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
-			AT91C_BASE_SSC->SSC_THR = 0xff;
-		}
-		if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_RXRDY)) {
-			uint8_t r = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
-
-			v <<= 1;
-			if(r & 1) {
-				v |= 1;
-			}
-			p++;
-
-			if(p >= 8) {
-				dest[i] = v;
-				v = 0;
-				p = 0;
-				i++;
-
-				if(i >= HF_14B_SNOOP_BUFFER_SIZE) {
-					break;
-				}
-			}
-		}
-	}
-	DbpString("simulate tag (now type bitsamples)");
-}
-
 void ReadMem(int addr)
 {
 	const uint8_t *data = ((uint8_t *)addr);
@@ -309,11 +269,11 @@ void ReadMem(int addr)
 /* osimage version information is linked in */
 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;
+extern char *_bootphase1_version_pointer, _flash_start, _flash_end, _bootrom_start, _bootrom_end, __data_src_start__;
 void SendVersion(void)
 {
-	char temp[512]; /* Limited data payload in USB packets */
-	DbpString("Prox/RFID mark3 RFID instrument");
+	char temp[USB_CMD_DATA_SIZE]; /* Limited data payload in USB packets */
+	char VersionString[USB_CMD_DATA_SIZE] = { '\0' };
 
 	/* Try to find the bootrom version information. Expect to find a pointer at
 	 * symbol _bootphase1_version_pointer, perform slight sanity checks on the
@@ -321,33 +281,79 @@ void SendVersion(void)
 	 */
 	char *bootrom_version = *(char**)&_bootphase1_version_pointer;
 	if( bootrom_version < &_flash_start || bootrom_version >= &_flash_end ) {
-		DbpString("bootrom version information appears invalid");
+		strcat(VersionString, "bootrom version information appears invalid\n");
 	} else {
 		FormatVersionInformation(temp, sizeof(temp), "bootrom: ", bootrom_version);
-		DbpString(temp);
+		strncat(VersionString, temp, sizeof(VersionString) - strlen(VersionString) - 1);
 	}
 
 	FormatVersionInformation(temp, sizeof(temp), "os: ", &version_information);
-	DbpString(temp);
+	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);
 
-	FpgaGatherVersion(temp, sizeof(temp));
-	DbpString(temp);
-	// Send Chip ID
-	cmd_send(CMD_ACK,*(AT91C_DBGU_CIDR),0,0,NULL,0);
+	// 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));
 }
 
-#ifdef WITH_LF
-// samy's sniff and repeat routine
-void SamyRun()
+// measure the USB Speed by sending SpeedTestBufferSize bytes to client and measuring the elapsed time.
+// Note: this mimics GetFromBigbuf(), i.e. we have the overhead of the UsbCommand structure included.
+void printUSBSpeed(void) 
 {
-	DbpString("Stand-alone mode! No PC necessary.");
-	FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+	Dbprintf("USB Speed:");
+	Dbprintf("  Sending USB packets to client...");
 
-	// 3 possible options? no just 2 for now
-#define OPTS 2
+	#define USB_SPEED_TEST_MIN_TIME	1500	// in milliseconds
+	uint8_t *test_data = BigBuf_get_addr();
+	uint32_t end_time;
 
-	int high[OPTS], low[OPTS];
+	uint32_t start_time = end_time = GetTickCount();
+	uint32_t bytes_transferred = 0;
+
+	LED_B_ON();
+	while(end_time < start_time + USB_SPEED_TEST_MIN_TIME) {
+		cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K, 0, USB_CMD_DATA_SIZE, 0, test_data, USB_CMD_DATA_SIZE);
+		end_time = GetTickCount();
+		bytes_transferred += USB_CMD_DATA_SIZE;
+	}
+	LED_B_OFF();
+
+	Dbprintf("  Time elapsed:      %dms", end_time - start_time);
+	Dbprintf("  Bytes transferred: %d", bytes_transferred);
+	Dbprintf("  USB Transfer Speed PM3 -> Client = %d Bytes/s", 
+		1000 * bytes_transferred / (end_time - start_time));
+
+}
+	
+/**
+  * Prints runtime information about the PM3.
+**/
+void SendStatus(void)
+{
+	BigBuf_print_status();
+	Fpga_print_status();
+	printConfig(); //LF Sampling config
+	printUSBSpeed();
+	Dbprintf("Various");
+	Dbprintf("  MF_DBGLEVEL........%d", MF_DBGLEVEL);
+	Dbprintf("  ToSendMax..........%d", ToSendMax);
+	Dbprintf("  ToSendBit..........%d", ToSendBit);
+	Dbprintf("  ToSend BUFFERSIZE..%d", TOSEND_BUFFER_SIZE);
+
+	cmd_send(CMD_ACK,1,0,0,0,0);
+}
 
+#if defined(WITH_ISO14443a_StandAlone) || defined(WITH_LF)
+
+#define OPTS 2
+void StandAloneMode()
+{
+	DbpString("Stand-alone mode! No PC necessary.");
 	// Oooh pretty -- notify user we're in elite samy mode now
 	LED(LED_RED,	200);
 	LED(LED_ORANGE, 200);
@@ -358,7 +364,270 @@ void SamyRun()
 	LED(LED_GREEN,	200);
 	LED(LED_ORANGE, 200);
 	LED(LED_RED,	200);
+}
+#endif
+
+#ifdef WITH_ISO14443a_StandAlone
+void StandAloneMode14a()
+{
+	StandAloneMode();
+	FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
 
+	int selected = 0;
+	int playing = 0, iGotoRecord = 0, iGotoClone = 0;
+	int cardRead[OPTS] = {0};
+	uint8_t readUID[10] = {0};
+	uint32_t uid_1st[OPTS]={0};
+	uint32_t uid_2nd[OPTS]={0};
+	uint32_t uid_tmp1 = 0;
+	uint32_t uid_tmp2 = 0;
+	iso14a_card_select_t hi14a_card[OPTS];
+
+	uint8_t params = (MAGIC_SINGLE | MAGIC_DATAIN);
+					
+	LED(selected + 1, 0);
+
+	for (;;)
+	{
+		usb_poll();
+		WDT_HIT();
+		SpinDelay(300);
+
+		if (iGotoRecord == 1 || cardRead[selected] == 0)
+		{
+			iGotoRecord = 0;
+			LEDsoff();
+			LED(selected + 1, 0);
+			LED(LED_RED2, 0);
+
+			// record
+			Dbprintf("Enabling iso14443a reader mode for [Bank: %u]...", selected);
+			/* need this delay to prevent catching some weird data */
+			SpinDelay(500);
+			/* Code for reading from 14a tag */
+			uint8_t uid[10]  ={0};
+			uint32_t cuid;
+			iso14443a_setup(FPGA_HF_ISO14443A_READER_MOD);
+
+			for ( ; ; )
+			{
+				WDT_HIT();
+				if (BUTTON_PRESS()) {
+					if (cardRead[selected]) {
+						Dbprintf("Button press detected -- replaying card in bank[%d]", selected);
+						break;
+					}
+					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;
+					}
+					else {
+						Dbprintf("Button press detected but no stored tag to play. (Ignoring button)");
+						SpinDelay(300);
+					}
+				}
+				if (!iso14443a_select_card(uid, &hi14a_card[selected], &cuid, true, 0))
+					continue;
+				else
+				{
+					Dbprintf("Read UID:"); Dbhexdump(10,uid,0);
+					memcpy(readUID,uid,10*sizeof(uint8_t));
+					uint8_t *dst = (uint8_t *)&uid_tmp1;
+					// Set UID byte order
+					for (int i=0; i<4; i++)
+						dst[i] = uid[3-i];
+					dst = (uint8_t *)&uid_tmp2;
+					for (int i=0; i<4; i++)
+						dst[i] = uid[7-i];
+					if (uid_1st[(selected+1)%OPTS] == uid_tmp1 && uid_2nd[(selected+1)%OPTS] == uid_tmp2) {
+						Dbprintf("Card selected has same UID as what is stored in the other bank. Skipping.");
+					}
+					else {
+						if (uid_tmp2) {
+							Dbprintf("Bank[%d] received a 7-byte UID",selected);
+							uid_1st[selected] = (uid_tmp1)>>8;
+							uid_2nd[selected] = (uid_tmp1<<24) + (uid_tmp2>>8);
+						}
+						else {
+							Dbprintf("Bank[%d] received a 4-byte UID",selected);
+							uid_1st[selected] = uid_tmp1;
+							uid_2nd[selected] = uid_tmp2;
+						}
+					break;
+				}
+			}
+			}
+			Dbprintf("ATQA = %02X%02X",hi14a_card[selected].atqa[0],hi14a_card[selected].atqa[1]);
+			Dbprintf("SAK = %02X",hi14a_card[selected].sak);
+			LEDsoff();
+			LED(LED_GREEN,  200);
+			LED(LED_ORANGE, 200);
+			LED(LED_GREEN,  200);
+			LED(LED_ORANGE, 200);
+
+			LEDsoff();
+			LED(selected + 1, 0);
+
+			// Next state is replay:
+			playing = 1;
+
+			cardRead[selected] = 1;
+		}
+		/* MF Classic UID clone */
+		else if (iGotoClone==1)
+		{
+			iGotoClone=0;
+			LEDsoff();
+			LED(selected + 1, 0);
+			LED(LED_ORANGE, 250);
+
+			// record
+			Dbprintf("Preparing to Clone card [Bank: %x]; uid: %08x", selected, uid_1st[selected]);
+
+			// wait for button to be released
+			// Delay cloning until card is in place
+			while(BUTTON_PRESS())
+				WDT_HIT();
+
+			Dbprintf("Starting clone. [Bank: %u]", selected);
+			// need this delay to prevent catching some weird data
+			SpinDelay(500);
+			// Begin clone function here:
+			/* Example from client/mifarehost.c for commanding a block write for "magic Chinese" cards:
+					UsbCommand c = {CMD_MIFARE_CSETBLOCK, {params & (0xFE | (uid == NULL ? 0:1)), blockNo, 0}};
+					memcpy(c.d.asBytes, data, 16);
+					SendCommand(&c);
+
+				Block read is similar:
+					UsbCommand c = {CMD_MIFARE_CGETBLOCK, {params, blockNo, 0}};
+				We need to imitate that call with blockNo 0 to set a uid.
+
+				The get and set commands are handled in this file:
+					// Work with "magic Chinese" card
+					case CMD_MIFARE_CSETBLOCK:
+							MifareCSetBlock(c->arg[0], c->arg[1], c->d.asBytes);
+							break;
+					case CMD_MIFARE_CGETBLOCK:
+							MifareCGetBlock(c->arg[0], c->arg[1], c->d.asBytes);
+							break;
+
+				mfCSetUID provides example logic for UID set workflow:
+					-Read block0 from card in field with MifareCGetBlock()
+					-Configure new values without replacing reserved bytes
+							memcpy(block0, uid, 4); // Copy UID bytes from byte array
+							// Mifare UID BCC
+							block0[4] = block0[0]^block0[1]^block0[2]^block0[3]; // BCC on byte 5
+							Bytes 5-7 are reserved SAK and ATQA for mifare classic
+					-Use mfCSetBlock(0, block0, oldUID, wantWipe, MAGIC_SINGLE) to write it
+			*/
+			uint8_t oldBlock0[16] = {0}, newBlock0[16] = {0}, testBlock0[16] = {0};
+			// arg0 = Flags, arg1=blockNo
+			MifareCGetBlock(params, 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;
+			}
+			else {
+				Dbprintf("UID from target tag: %02X%02X%02X%02X", oldBlock0[0],oldBlock0[1],oldBlock0[2],oldBlock0[3]);
+				memcpy(newBlock0,oldBlock0,16);
+				// Copy uid_1st for bank (2nd is for longer UIDs not supported if classic)
+
+				newBlock0[0] = uid_1st[selected]>>24;
+				newBlock0[1] = 0xFF & (uid_1st[selected]>>16);
+				newBlock0[2] = 0xFF & (uid_1st[selected]>>8);
+				newBlock0[3] = 0xFF & (uid_1st[selected]);
+				newBlock0[4] = newBlock0[0]^newBlock0[1]^newBlock0[2]^newBlock0[3];
+
+				// arg0 = workFlags, arg1 = blockNo, datain
+				MifareCSetBlock(params, 0, newBlock0);
+				MifareCGetBlock(params, 0, testBlock0);
+				
+				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;
+					selected = (selected + 1) % OPTS;
+				} else {
+					Dbprintf("Clone failed. Back to replay mode on bank[%d]", selected);
+					playing = 1;
+				}
+			}
+			LEDsoff();
+			LED(selected + 1, 0);
+		}
+		// Change where to record (or begin playing)
+		else if (playing==1) // button_pressed == BUTTON_SINGLE_CLICK && cardRead[selected])
+		{
+			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
+						uint8_t flags = ( uid_2nd[selected] > 0x00 ) ? FLAG_7B_UID_IN_DATA : FLAG_4B_UID_IN_DATA;
+						num_to_bytes(uid_1st[selected], 3, data);
+						num_to_bytes(uid_2nd[selected], 4, data);
+						
+						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, flags, 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, flags, 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, flags, data); // Mifare DESFire
+						}
+						else {
+							Dbprintf("Unrecognized tag type -- defaulting to Mifare Classic emulation");
+							SimulateIso14443aTag(1, flags, data);
+						}
+					}
+					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 (button_action == BUTTON_HOLD) {
+						Dbprintf("Playtime over. Begin cloning...");
+						iGotoClone = 1;
+						break;
+					}
+					WDT_HIT();
+				}
+
+				/* We pressed a button so ignore it here with a delay */
+				SpinDelay(300);
+				LEDsoff();
+				LED(selected + 1, 0);
+			}
+			else
+				while(BUTTON_PRESS())
+					WDT_HIT();
+		}
+	}
+}
+#elif WITH_LF
+// samy's sniff and repeat routine
+void SamyRun()
+{
+	StandAloneMode();
+	FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
+
+	int high[OPTS], low[OPTS];
 	int selected = 0;
 	int playing = 0;
 	int cardRead = 0;
@@ -366,10 +635,9 @@ void SamyRun()
 	// Turn on selected LED
 	LED(selected + 1, 0);
 
-	for (;;)
-	{
+	for (;;) {
 		usb_poll();
-    WDT_HIT();
+		WDT_HIT();
 
 		// Was our button held down or pressed?
 		int button_pressed = BUTTON_HELD(1000);
@@ -398,49 +666,41 @@ void SamyRun()
 			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 = 1;
-	
+			playing = 0;			
+			cardRead = 1;	
 		}
+		else if (button_pressed > 0 && cardRead == 1) {
+			LEDsoff();
+			LED(selected + 1, 0);
+			LED(LED_ORANGE, 0);
 
-		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]);
+			// record
+			Dbprintf("Cloning %x %x %x", selected, high[selected], low[selected]);
 
-					// wait for button to be released
-					while(BUTTON_PRESS())
-						WDT_HIT();
+			// wait for button to be released
+			while(BUTTON_PRESS())
+				WDT_HIT();
 
-					/* need this delay to prevent catching some weird data */
-					SpinDelay(500);
+			/* 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]);
+			CopyHIDtoT55x7(high[selected], low[selected], 0, 0);
+			Dbprintf("Cloned %x %x %x", selected, high[selected], low[selected]);
 
-					LEDsoff();
-					LED(selected + 1, 0);
-					// Finished recording
+			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;
-			
+			// 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)
-		else if (button_pressed)
-		{
+		else if (button_pressed) {
 			// Next option if we were previously playing
 			if (playing)
 				selected = (selected + 1) % OPTS;
@@ -482,8 +742,8 @@ void SamyRun()
 		}
 	}
 }
-#endif
 
+#endif
 /*
 OBJECTIVE
 Listen and detect an external reader. Determine the best location
@@ -639,7 +899,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 {
 	UsbCommand *c = (UsbCommand *)packet;
 
-//  Dbprintf("received %d bytes, with command: 0x%04x and args: %d %d %d",len,c->cmd,c->arg[0],c->arg[1],c->arg[2]);
+  //Dbprintf("received %d bytes, with command: 0x%04x and args: %d %d %d",len,c->cmd,c->arg[0],c->arg[1],c->arg[2]);
   
 	switch(c->cmd) {
 #ifdef WITH_LF
@@ -647,7 +907,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			setSamplingConfig((sample_config *) c->d.asBytes);
 			break;
 		case CMD_ACQUIRE_RAW_ADC_SAMPLES_125K:
-			cmd_send(CMD_ACK,SampleLF(),0,0,0,0);
+			cmd_send(CMD_ACK, SampleLF(c->arg[0]),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);
@@ -661,6 +921,15 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_HID_SIM_TAG:
 			CmdHIDsimTAG(c->arg[0], c->arg[1], 1);
 			break;
+		case CMD_FSK_SIM_TAG:
+			CmdFSKsimTAG(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			break;
+		case CMD_ASK_SIM_TAG:
+			CmdASKsimTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			break;
+		case CMD_PSK_SIM_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]);
 			break;
@@ -668,7 +937,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			CmdIOdemodFSK(c->arg[0], 0, 0, 1);
 			break;
 		case CMD_IO_CLONE_TAG:
-			CopyIOtoT55x7(c->arg[0], c->arg[1], c->d.asBytes[0]);
+			CopyIOtoT55x7(c->arg[0], c->arg[1]);
 			break;
 		case CMD_EM410X_DEMOD:
 			CmdEM410xdemod(c->arg[0], 0, 0, 1);
@@ -697,17 +966,22 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			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]);
+			T55xxReadBlock(c->arg[0], c->arg[1], c->arg[2]);
 			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();
+		case CMD_T55XX_WAKEUP:
+			T55xxWakeUp(c->arg[0]);
+			break;
+		case CMD_T55XX_RESET_READ:
+			T55xxResetRead();
 			break;
 		case CMD_PCF7931_READ:
 			ReadPCF7931();
-			cmd_send(CMD_ACK,0,0,0,0,0);
+			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_EM4X_READ_WORD:
 			EM4xReadWord(c->arg[1], c->arg[2],c->d.asBytes[0]);
@@ -715,6 +989,12 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_EM4X_WRITE_WORD:
 			EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
 			break;
+		case CMD_AWID_DEMOD_FSK: // Set realtime AWID demodulation
+			CmdAWIDdemodFSK(c->arg[0], 0, 0, 1);
+			break;
+        case CMD_VIKING_CLONE_TAG:
+			CopyVikingtoT55xx(c->arg[0], c->arg[1], c->arg[2]);
+            break;
 #endif
 
 #ifdef WITH_HITAG
@@ -728,7 +1008,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			ReaderHitag((hitag_function)c->arg[0],(hitag_data*)c->d.asBytes);
 			break;
 #endif
-            
+
 #ifdef WITH_ISO15693
 		case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_15693:
 			AcquireRawAdcSamplesIso15693();
@@ -772,20 +1052,17 @@ void UsbPacketReceived(uint8_t *packet, int len)
 #endif
 
 #ifdef WITH_ISO14443b
-		case CMD_ACQUIRE_RAW_ADC_SAMPLES_ISO_14443:
-			AcquireRawAdcSamplesIso14443(c->arg[0]);
-			break;
 		case CMD_READ_SRI512_TAG:
-			ReadSTMemoryIso14443(0x0F);
+			ReadSTMemoryIso14443b(0x0F);
 			break;
 		case CMD_READ_SRIX4K_TAG:
-			ReadSTMemoryIso14443(0x7F);
+			ReadSTMemoryIso14443b(0x7F);
 			break;
-		case CMD_SNOOP_ISO_14443:
-			SnoopIso14443();
+		case CMD_SNOOP_ISO_14443B:
+			SnoopIso14443b();
 			break;
-		case CMD_SIMULATE_TAG_ISO_14443:
-			SimulateIso14443Tag();
+		case CMD_SIMULATE_TAG_ISO_14443B:
+			SimulateIso14443bTag();
 			break;
 		case CMD_ISO_14443B_COMMAND:
 			SendRawCommand14443B(c->arg[0],c->arg[1],c->arg[2],c->d.asBytes);
@@ -794,18 +1071,21 @@ void UsbPacketReceived(uint8_t *packet, int len)
 
 #ifdef WITH_ISO14443a
 		case CMD_SNOOP_ISO_14443a:
-			SnoopIso14443a(c->arg[0]);
+			SniffIso14443a(c->arg[0]);
 			break;
 		case CMD_READER_ISO_14443a:
 			ReaderIso14443a(c);
 			break;
 		case CMD_SIMULATE_TAG_ISO_14443a:
-			SimulateIso14443aTag(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);  // ## Simulate iso14443a tag - pass tag type & UID
+			SimulateIso14443aTag(c->arg[0], c->arg[1], c->d.asBytes);  // ## Simulate iso14443a tag - pass tag type & UID
 			break;
 			
 		case CMD_EPA_PACE_COLLECT_NONCE:
 			EPA_PACE_Collect_Nonce(c);
 			break;
+		case CMD_EPA_PACE_REPLAY:
+			EPA_PACE_Replay(c);
+			break;
 			
 		case CMD_READER_MIFARE:
             ReaderMifare(c->arg[0]);
@@ -814,19 +1094,16 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			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_MIFAREUC_AUTH1:
-			MifareUC_Auth1(c->arg[0],c->d.asBytes);
+			MifareUReadBlock(c->arg[0],c->arg[1], c->d.asBytes);
 			break;
-		case CMD_MIFAREUC_AUTH2:
-			MifareUC_Auth2(c->arg[0],c->d.asBytes);
+		case CMD_MIFAREUC_AUTH:
+			MifareUC_Auth(c->arg[0],c->d.asBytes);
 			break;
 		case CMD_MIFAREU_READCARD:
-			MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
+			MifareUReadCard(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
 			break;
-		case CMD_MIFAREUC_READCARD:
-			MifareUReadCard(c->arg[0], c->arg[1], c->d.asBytes);
+		case CMD_MIFAREUC_SETPWD: 
+			MifareUSetPwd(c->arg[0], c->d.asBytes);
 			break;
 		case CMD_MIFARE_READSC:
 			MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
@@ -834,12 +1111,15 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		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_COMPAT:
+			//MifareUWriteBlockCompat(c->arg[0], c->d.asBytes);
+			//break;
 		case CMD_MIFAREU_WRITEBL:
-                        MifareUWriteBlock_Special(c->arg[0], c->d.asBytes);
-                        break;
+			MifareUWriteBlock(c->arg[0], c->arg[1], c->d.asBytes);
+			break;
+		case CMD_MIFARE_ACQUIRE_ENCRYPTED_NONCES:
+			MifareAcquireEncryptedNonces(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;
@@ -869,10 +1149,10 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			
 		// Work with "magic Chinese" card
 		case CMD_MIFARE_CSETBLOCK:
-			MifareCSetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			MifareCSetBlock(c->arg[0], c->arg[1], c->d.asBytes);
 			break;
 		case CMD_MIFARE_CGETBLOCK:
-			MifareCGetBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			MifareCGetBlock(c->arg[0], c->arg[1], c->d.asBytes);
 			break;
 		case CMD_MIFARE_CIDENT:
 			MifareCIdent();
@@ -883,6 +1163,27 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			SniffMifare(c->arg[0]);
 			break;
 
+		//mifare desfire
+		case CMD_MIFARE_DESFIRE_READBL:	break;
+		case CMD_MIFARE_DESFIRE_WRITEBL: break;
+		case CMD_MIFARE_DESFIRE_AUTH1:
+			MifareDES_Auth1(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
+			break;
+		case CMD_MIFARE_DESFIRE_AUTH2:
+			//MifareDES_Auth2(c->arg[0],c->d.asBytes);
+			break;
+		case CMD_MIFARE_DES_READER:
+			//readermifaredes(c->arg[0], c->arg[1], c->d.asBytes);
+			break;
+		case CMD_MIFARE_DESFIRE_INFO:
+			MifareDesfireGetInformation();
+			break;
+		case CMD_MIFARE_DESFIRE:
+			MifareSendCommand(c->arg[0], c->arg[1], c->d.asBytes);
+			break;
+
+		case CMD_MIFARE_COLLECT_NONCES:
+			break;
 #endif
 
 #ifdef WITH_ICLASS
@@ -899,11 +1200,33 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_READER_ICLASS_REPLAY:
 		    ReaderIClass_Replay(c->arg[0], c->d.asBytes);
 			break;
+	case CMD_ICLASS_EML_MEMSET:
+			emlSet(c->d.asBytes,c->arg[0], c->arg[1]);
+			break;
+		case CMD_ICLASS_WRITEBLOCK:
+			iClass_WriteBlock(c->arg[0], c->d.asBytes);
+			break;
+		case CMD_ICLASS_READCHECK:  // auth step 1
+			iClass_ReadCheck(c->arg[0], c->arg[1]);
+			break;
+		case CMD_ICLASS_READBLOCK:
+			iClass_ReadBlk(c->arg[0]);
+			break;
+		case CMD_ICLASS_AUTHENTICATION: //check
+			iClass_Authentication(c->d.asBytes);
+			break;
+		case CMD_ICLASS_DUMP:
+			iClass_Dump(c->arg[0], c->arg[1]);
+			break;
+		case CMD_ICLASS_CLONE:
+			iClass_Clone(c->arg[0], c->arg[1], c->d.asBytes);
+			break;
 #endif
-
-		case CMD_SIMULATE_TAG_HF_LISTEN:
-			SimulateTagHfListen();
+#ifdef WITH_HFSNOOP
+		case CMD_HF_SNIFFER:
+			HfSnoop(c->arg[0], c->arg[1]);
 			break;
+#endif
 
 		case CMD_BUFF_CLEAR:
 			BigBuf_Clear();
@@ -931,12 +1254,13 @@ void UsbPacketReceived(uint8_t *packet, int len)
 
 			LED_B_ON();
 			uint8_t *BigBuf = BigBuf_get_addr();
+			size_t len = 0;
 			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,traceLen,BigBuf+c->arg[0]+i,len);
+				len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
+				cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K,i,len,BigBuf_get_traceLen(),BigBuf+c->arg[0]+i,len);
 			}
 			// Trigger a finish downloading signal with an ACK frame
-			cmd_send(CMD_ACK,1,0,traceLen,getSamplingConfig(),sizeof(sample_config));
+			cmd_send(CMD_ACK,1,0,BigBuf_get_traceLen(),getSamplingConfig(),sizeof(sample_config));
 			LED_B_OFF();
 			break;
 
@@ -967,7 +1291,12 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_VERSION:
 			SendVersion();
 			break;
-
+		case CMD_STATUS:
+			SendStatus();
+			break;
+		case CMD_PING:
+			cmd_send(CMD_ACK,0,0,0,0,0);
+			break;
 #ifdef WITH_LCD
 		case CMD_LCD_RESET:
 			LCDReset();
@@ -980,8 +1309,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_FINISH_WRITE:
 		case CMD_HARDWARE_RESET:
 			usb_disable();
-			SpinDelay(1000);
-			SpinDelay(1000);
+			SpinDelay(2000);
 			AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
 			for(;;) {
 				// We're going to reset, and the bootrom will take control.
@@ -1012,7 +1340,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 void  __attribute__((noreturn)) AppMain(void)
 {
 	SpinDelay(100);
-
+	clear_trace();
 	if(common_area.magic != COMMON_AREA_MAGIC || common_area.version != 1) {
 		/* Initialize common area */
 		memset(&common_area, 0, sizeof(common_area));
@@ -1027,7 +1355,7 @@ void  __attribute__((noreturn)) AppMain(void)
 	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;
@@ -1035,7 +1363,7 @@ void  __attribute__((noreturn)) AppMain(void)
 	AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_PCK0;
 	// PCK0 is PLL clock / 4 = 96Mhz / 4 = 24Mhz
 	AT91C_BASE_PMC->PMC_PCKR[0] = AT91C_PMC_CSS_PLL_CLK |
-		AT91C_PMC_PRES_CLK_4;
+		AT91C_PMC_PRES_CLK_4; //  4 for 24Mhz pck0, 2 for 48 MHZ pck0
 	AT91C_BASE_PIOA->PIO_OER = GPIO_PCK0;
 
 	// Reset SPI
@@ -1053,21 +1381,29 @@ void  __attribute__((noreturn)) AppMain(void)
 	LCDInit();
 #endif
 
-  byte_t rx[sizeof(UsbCommand)];
+	byte_t rx[sizeof(UsbCommand)];
 	size_t rx_len;
   
 	for(;;) {
-    if (usb_poll()) {
-      rx_len = usb_read(rx,sizeof(UsbCommand));
-      if (rx_len) {
-        UsbPacketReceived(rx,rx_len);
-      }
-    }
+		if (usb_poll()) {
+			rx_len = usb_read(rx,sizeof(UsbCommand));
+			if (rx_len) {
+				UsbPacketReceived(rx,rx_len);
+			}
+		}
 		WDT_HIT();
 
 #ifdef WITH_LF
+#ifndef WITH_ISO14443a_StandAlone
 		if (BUTTON_HELD(1000) > 0)
 			SamyRun();
+#endif
+#endif
+#ifdef WITH_ISO14443a
+#ifdef WITH_ISO14443a_StandAlone
+		if (BUTTON_HELD(1000) > 0)
+			StandAloneMode14a();
+#endif
 #endif
 	}
 }