]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhf15.c
HitagS Improvements (#721)
[proxmark3-svn] / client / cmdhf15.c
index c3ff7dd6d3976574b668ab5ec13fa5c0b398f8b3..e5f4af31cc9fa08ae8029fa9726ec6fd8fc857f7 100644 (file)
 // the client. Signal Processing & decoding is done on the pc. This is the slowest
 // variant, but offers the possibility to analyze the waveforms directly. 
 
 // the client. Signal Processing & decoding is done on the pc. This is the slowest
 // variant, but offers the possibility to analyze the waveforms directly. 
 
+#include "cmdhf15.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdint.h>
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdint.h>
 
-#include "proxmark3.h"
-#include "data.h"
+#include "comms.h"
 #include "graph.h"
 #include "ui.h"
 #include "util.h"
 #include "cmdparser.h"
 #include "graph.h"
 #include "ui.h"
 #include "util.h"
 #include "cmdparser.h"
-#include "cmdhf15.h"
 #include "iso15693tools.h"
 #include "iso15693tools.h"
+#include "protocols.h"
 #include "cmdmain.h"
 
 #define FrameSOF              Iso15693FrameSOF
 #include "cmdmain.h"
 
 #define FrameSOF              Iso15693FrameSOF
@@ -212,18 +213,17 @@ int getUID(uint8_t *buf)
        
        for (int retry=0;retry<3; retry++) { // don't give up the at the first try              
                
        
        for (int retry=0;retry<3; retry++) { // don't give up the at the first try              
                
-               req[0]= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-                       ISO15_REQ_INVENTORY | ISO15_REQINV_SLOT1;
-               req[1]=ISO15_CMD_INVENTORY;
-               req[2]=0; // mask length
-               reqlen=AddCrc(req,3);
-               c.arg[0]=reqlen;
+               req[0] = ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_INVENTORY | ISO15693_REQINV_SLOT1;
+               req[1] = ISO15693_INVENTORY;
+               req[2] = 0; // mask length
+               reqlen = AddCrc(req,3);
+               c.arg[0] = reqlen;
        
                SendCommand(&c);
                
                if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
                        recv = resp.d.asBytes;
        
                SendCommand(&c);
                
                if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
                        recv = resp.d.asBytes;
-                       if (resp.arg[0]>=12 && ISO15_CRC_CHECK==Crc(recv,12)) {
+                       if (resp.arg[0]>=12 && ISO15693_CRC_CHECK==Crc(recv,12)) {
                           memcpy(buf,&recv[2],8);
                           return 1;
                        } 
                           memcpy(buf,&recv[2],8);
                           return 1;
                        } 
@@ -268,7 +268,7 @@ static char* TagErrorStr(uint8_t error) {
                case 0x02: return "The command is not recognised";
                case 0x03: return "The option is not supported.";
                case 0x0f: return "Unknown error.";
                case 0x02: return "The command is not recognised";
                case 0x03: return "The option is not supported.";
                case 0x0f: return "Unknown error.";
-               case 0x10: return "The specified block is not available (doesnt exist).";
+               case 0x10: return "The specified block is not available (doesn't exist).";
                case 0x11: return "The specified block is already -locked and thus cannot be locked again";
                case 0x12: return "The specified block is locked and its content cannot be changed.";
                case 0x13: return "The specified block was not successfully programmed.";
                case 0x11: return "The specified block is already -locked and thus cannot be locked again";
                case 0x12: return "The specified block is locked and its content cannot be changed.";
                case 0x13: return "The specified block was not successfully programmed.";
@@ -286,12 +286,12 @@ int CmdHF15Demod(const char *Cmd)
        int i, j;
        int max = 0, maxPos = 0;
 
        int i, j;
        int max = 0, maxPos = 0;
 
-       int skip = 4;
+       int skip = 2;
 
 
-       if (GraphTraceLen < 1000) return 0;
+       if (GraphTraceLen < 2000) return 0;
 
        // First, correlate for SOF
 
        // First, correlate for SOF
-       for (i = 0; i < 100; i++) {
+       for (i = 0; i < 200; i++) {
                int corr = 0;
                for (j = 0; j < arraylen(FrameSOF); j += skip) {
                        corr += FrameSOF[j] * GraphBuffer[i + (j / skip)];
                int corr = 0;
                for (j = 0; j < arraylen(FrameSOF); j += skip) {
                        corr += FrameSOF[j] * GraphBuffer[i + (j / skip)];
@@ -310,23 +310,30 @@ int CmdHF15Demod(const char *Cmd)
        memset(outBuf, 0, sizeof(outBuf));
        uint8_t mask = 0x01;
        for (;;) {
        memset(outBuf, 0, sizeof(outBuf));
        uint8_t mask = 0x01;
        for (;;) {
-               int corr0 = 0, corr1 = 0, corrEOF = 0;
-               for (j = 0; j < arraylen(Logic0); j += skip) {
-                       corr0 += Logic0[j] * GraphBuffer[i + (j / skip)];
-               }
-               for (j = 0; j < arraylen(Logic1); j += skip) {
-                       corr1 += Logic1[j] * GraphBuffer[i + (j / skip)];
-               }
-               for (j = 0; j < arraylen(FrameEOF); j += skip) {
-                       corrEOF += FrameEOF[j] * GraphBuffer[i + (j / skip)];
-               }
-               // Even things out by the length of the target waveform.
-               corr0 *= 4;
-               corr1 *= 4;
-               
-               if (corrEOF > corr1 && corrEOF > corr0) {
-                       PrintAndLog("EOF at %d", i);
-                       break;
+                       int corr0 = 0, corr00 = 0, corr01 = 0, corr1 = 0, corrEOF = 0;
+                       for(j = 0; j < arraylen(Logic0); j += skip) {
+                               corr0 += Logic0[j]*GraphBuffer[i+(j/skip)];
+                       }
+                       corr01 = corr00 = corr0;
+                       for(j = 0; j < arraylen(Logic0); j += skip) {
+                               corr00 += Logic0[j]*GraphBuffer[i+arraylen(Logic0)/skip+(j/skip)];
+                               corr01 += Logic1[j]*GraphBuffer[i+arraylen(Logic0)/skip+(j/skip)];
+                       }
+                       for(j = 0; j < arraylen(Logic1); j += skip) {
+                               corr1 += Logic1[j]*GraphBuffer[i+(j/skip)];
+                       }
+                       for(j = 0; j < arraylen(FrameEOF); j += skip) {
+                               corrEOF += FrameEOF[j]*GraphBuffer[i+(j/skip)];
+                       }
+                       // Even things out by the length of the target waveform.
+                       corr00 *= 2;
+                       corr01 *= 2;
+                       corr0 *= 4;
+                       corr1 *= 4;
+       
+                       if(corrEOF > corr1 && corrEOF > corr00 && corrEOF > corr01) {
+                               PrintAndLog("EOF at %d", i);
+                               break;
                } else if (corr1 > corr0) {
                        i += arraylen(Logic1) / skip;
                        outBuf[k] |= mask;
                } else if (corr1 > corr0) {
                        i += arraylen(Logic1) / skip;
                        outBuf[k] |= mask;
@@ -366,7 +373,8 @@ int CmdHF15Read(const char *Cmd)
        return 0;
 }
 
        return 0;
 }
 
-// Record Activity without enabeling carrier
+// Record Activity without enabling carrier
+// TODO: currently it DOES enable the carrier
 int CmdHF15Record(const char *Cmd)
 {
        UsbCommand c = {CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693};
 int CmdHF15Record(const char *Cmd)
 {
        UsbCommand c = {CMD_RECORD_RAW_ADC_SAMPLES_ISO_15693};
@@ -374,6 +382,20 @@ int CmdHF15Record(const char *Cmd)
        return 0;
 }
 
        return 0;
 }
 
+int HF15Reader(const char *Cmd, bool verbose)
+{
+       uint8_t uid[8];
+
+       if (!getUID(uid)) {
+               if (verbose) PrintAndLog("No Tag found.");
+               return 0;
+       }
+
+       PrintAndLog("Tag UID : %s",sprintUID(NULL,uid));
+       PrintAndLog("Tag Info: %s",getTagInfo(uid));
+       return 1;
+}
+
 int CmdHF15Reader(const char *Cmd)
 {
        UsbCommand c = {CMD_READER_ISO_15693, {strtol(Cmd, NULL, 0), 0, 0}};
 int CmdHF15Reader(const char *Cmd)
 {
        UsbCommand c = {CMD_READER_ISO_15693, {strtol(Cmd, NULL, 0), 0, 0}};
@@ -402,6 +424,7 @@ int CmdHF15Sim(const char *Cmd)
        
        PrintAndLog("Starting simulating UID %02X %02X %02X %02X %02X %02X %02X %02X",
                        uid[0],uid[1],uid[2],uid[3],uid[4], uid[5], uid[6], uid[7]);
        
        PrintAndLog("Starting simulating UID %02X %02X %02X %02X %02X %02X %02X %02X",
                        uid[0],uid[1],uid[2],uid[3],uid[4], uid[5], uid[6], uid[7]);
+       PrintAndLog("Press the button to stop simulation");
 
        UsbCommand c = {CMD_SIMTAG_ISO_15693, {0, 0, 0}};
        memcpy(c.d.asBytes,uid,8);
 
        UsbCommand c = {CMD_SIMTAG_ISO_15693, {0, 0, 0}};
        memcpy(c.d.asBytes,uid,8);
@@ -440,20 +463,19 @@ int CmdHF15DumpMem(const char*Cmd) {
 
        for (int retry=0; retry<5; retry++) {
                
 
        for (int retry=0; retry<5; retry++) {
                
-               req[0]= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-                       ISO15_REQ_NONINVENTORY | ISO15_REQ_ADDRESS;
-               req[1]=ISO15_CMD_READ;
+               req[0]= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_ADDRESS;
+               req[1] = ISO15693_READBLOCK;
                memcpy(&req[2],uid,8);
                memcpy(&req[2],uid,8);
-               req[10]=blocknum;
-               reqlen=AddCrc(req,11);
-               c.arg[0]=reqlen;
+               req[10] = blocknum;
+               reqlen = AddCrc(req,11);
+               c.arg[0] = reqlen;
        
                SendCommand(&c);
                
                if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
                        recv = resp.d.asBytes;
        
                SendCommand(&c);
                
                if (WaitForResponseTimeout(CMD_ACK,&resp,1000)) {
                        recv = resp.d.asBytes;
-                       if (ISO15_CRC_CHECK==Crc(recv,resp.arg[0])) {
-                               if (!(recv[0] & ISO15_RES_ERROR)) {
+                       if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) {
+                               if (!(recv[0] & ISO15693_RES_ERROR)) {
                                        retry=0;
                                        *output=0; // reset outputstring
                                        sprintf(output, "Block %02x   ",blocknum);
                                        retry=0;
                                        *output=0; // reset outputstring
                                        sprintf(output, "Block %02x   ",blocknum);
@@ -469,7 +491,7 @@ int CmdHF15DumpMem(const char*Cmd) {
                                        // PrintAndLog("bn=%i",blocknum);
                                } else {
                                        PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); 
                                        // PrintAndLog("bn=%i",blocknum);
                                } else {
                                        PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); 
-                                       return 0;
+                                       return 1;
                                }
                        } // else PrintAndLog("crc");
                } // else PrintAndLog("r null");
                                }
                        } // else PrintAndLog("crc");
                } // else PrintAndLog("r null");
@@ -477,11 +499,11 @@ int CmdHF15DumpMem(const char*Cmd) {
   // TODO: need fix
 //     if (resp.arg[0]<3)
 //             PrintAndLog("Lost Connection");
   // TODO: need fix
 //     if (resp.arg[0]<3)
 //             PrintAndLog("Lost Connection");
-//     else if (ISO15_CRC_CHECK!=Crc(resp.d.asBytes,resp.arg[0]))
+//     else if (ISO15693_CRC_CHECK!=Crc(resp.d.asBytes,resp.arg[0]))
 //             PrintAndLog("CRC Failed");
 //     else 
 //             PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); 
 //             PrintAndLog("CRC Failed");
 //     else 
 //             PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); 
-       return 0;
+       return 1;
 }
 
 
 }
 
 
@@ -498,7 +520,7 @@ static command_t CommandTable15[] =
        {"cmd",     CmdHF15Cmd,     0, "Send direct commands to ISO15693 tag"},
        {"findafi", CmdHF15Afi,     0, "Brute force AFI of an ISO15693 tag"},
        {"dumpmemory", CmdHF15DumpMem,     0, "Read all memory pages of an ISO15693 tag"},
        {"cmd",     CmdHF15Cmd,     0, "Send direct commands to ISO15693 tag"},
        {"findafi", CmdHF15Afi,     0, "Brute force AFI of an ISO15693 tag"},
        {"dumpmemory", CmdHF15DumpMem,     0, "Read all memory pages of an ISO15693 tag"},
-               {NULL, NULL, 0, NULL}
+       {NULL, NULL, 0, NULL}
 };
 
 int CmdHF15(const char *Cmd)
 };
 
 int CmdHF15(const char *Cmd)
@@ -525,12 +547,11 @@ int CmdHF15CmdInquiry(const char *Cmd)
        uint8_t *req=c.d.asBytes;
        int reqlen=0;
        
        uint8_t *req=c.d.asBytes;
        int reqlen=0;
        
-       req[0]= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-               ISO15_REQ_INVENTORY | ISO15_REQINV_SLOT1;
-       req[1]=ISO15_CMD_INVENTORY;
-       req[2]=0; // mask length
+       req[0] = ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_INVENTORY | ISO15693_REQINV_SLOT1;
+       req[1] = ISO15693_INVENTORY;
+       req[2] = 0; // mask length
        reqlen=AddCrc(req,3);
        reqlen=AddCrc(req,3);
-       c.arg[0]=reqlen;
+       c.arg[0] = reqlen;
 
        SendCommand(&c);
        
 
        SendCommand(&c);
        
@@ -551,9 +572,9 @@ int CmdHF15CmdInquiry(const char *Cmd)
 
 // Turns debugging on(1)/off(0)
 int CmdHF15CmdDebug( const char *cmd) {
 
 // Turns debugging on(1)/off(0)
 int CmdHF15CmdDebug( const char *cmd) {
-       int debug=atoi(cmd);
-       if (strlen(cmd)<1) {
-               PrintAndLog("Usage: hf 15 cmd debug  <0|1>");
+       int debug = atoi(cmd);
+       if (strlen(cmd) < 1) {
+               PrintAndLog("Usage: hf 15 debug <0|1>");
                PrintAndLog("   0 no debugging");
                PrintAndLog("   1 turn debugging on");  
                return 0;
                PrintAndLog("   0 no debugging");
                PrintAndLog("   1 turn debugging on");  
                return 0;
@@ -684,7 +705,7 @@ int prepareHF15Cmd(char **cmd, UsbCommand *c, uint8_t iso15cmd[], int iso15cmdle
        while (**cmd==' ' || **cmd=='\t') (*cmd)++;
        
        if (strstr(*cmd,"-o")==*cmd) {
        while (**cmd==' ' || **cmd=='\t') (*cmd)++;
        
        if (strstr(*cmd,"-o")==*cmd) {
-               req[reqlen]=ISO15_REQ_OPTION;
+               req[reqlen]=ISO15693_REQ_OPTION;
                (*cmd)+=2;
        }
        
                (*cmd)+=2;
        }
        
@@ -699,36 +720,32 @@ int prepareHF15Cmd(char **cmd, UsbCommand *c, uint8_t iso15cmd[], int iso15cmdle
                case 's':
                case 'S':
                        // you must have selected the tag earlier
                case 's':
                case 'S':
                        // you must have selected the tag earlier
-                       req[reqlen++]|= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-                      ISO15_REQ_NONINVENTORY | ISO15_REQ_SELECT;
-                  memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
-                       reqlen+=iso15cmdlen;               
+                       req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_SELECT;
+                       memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
+                       reqlen += iso15cmdlen;             
                   break;
                case 'u':
                case 'U':
                        // unaddressed mode may not be supported by all vendors
                   break;
                case 'u':
                case 'U':
                        // unaddressed mode may not be supported by all vendors
-                       req[reqlen++]|= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-                      ISO15_REQ_NONINVENTORY;
-                  memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
-                       reqlen+=iso15cmdlen;               
+                       req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH;
+                       memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
+                       reqlen += iso15cmdlen;             
                   break;
                case '*':
                        // we scan for the UID ourself
                   break;
                case '*':
                        // we scan for the UID ourself
-                       req[reqlen++]|= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-                      ISO15_REQ_NONINVENTORY | ISO15_REQ_ADDRESS;
-                  memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
+                       req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_ADDRESS;
+                       memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
                        reqlen+=iso15cmdlen;               
                        reqlen+=iso15cmdlen;               
-                  if (!getUID(uid)) {
-                       PrintAndLog("No Tag found");
-                       return 0;
-                  }
-                  memcpy(req+reqlen,uid,8);
-                  PrintAndLog("Detected UID %s",sprintUID(NULL,uid));
-                  reqlen+=8;
+                       if (!getUID(uid)) {
+                               PrintAndLog("No Tag found");
+                               return 0;
+                       }
+                       memcpy(req+reqlen,uid,8);
+                       PrintAndLog("Detected UID %s",sprintUID(NULL,uid));
+                       reqlen+=8;
                        break;                  
                default:
                        break;                  
                default:
-                       req[reqlen++]|= ISO15_REQ_SUBCARRIER_SINGLE | ISO15_REQ_DATARATE_HIGH | 
-                      ISO15_REQ_NONINVENTORY | ISO15_REQ_ADDRESS;
+                       req[reqlen++] |= ISO15693_REQ_DATARATE_HIGH | ISO15693_REQ_ADDRESS;
                        memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
                        reqlen+=iso15cmdlen;               
                   
                        memcpy(&req[reqlen],&iso15cmd[0],iso15cmdlen);
                        reqlen+=iso15cmdlen;               
                   
@@ -787,7 +804,7 @@ int CmdHF15CmdSysinfo(const char *Cmd) {
                return 0;
        }       
        
                return 0;
        }       
        
-       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15_CMD_SYSINFO},1);      
+       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_GET_SYSTEM_INFO},1);       
        reqlen=c.arg[0];
        
        reqlen=AddCrc(req,reqlen);
        reqlen=c.arg[0];
        
        reqlen=AddCrc(req,reqlen);
@@ -797,8 +814,8 @@ int CmdHF15CmdSysinfo(const char *Cmd) {
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
-               if (ISO15_CRC_CHECK==Crc(recv,resp.arg[0])) {
-                       if (!(recv[0] & ISO15_RES_ERROR)) {
+               if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) {
+                       if (!(recv[0] & ISO15693_RES_ERROR)) {
                                *output=0; // reset outputstring
                                for ( i=1; i<resp.arg[0]-2; i++) {
                                        sprintf(output+strlen(output),"%02X ",recv[i]);
                                *output=0; // reset outputstring
                                for ( i=1; i<resp.arg[0]-2; i++) {
                                        sprintf(output+strlen(output),"%02X ",recv[i]);
@@ -874,7 +891,7 @@ int CmdHF15CmdReadmulti(const char *Cmd) {
                return 0;
        }       
        
                return 0;
        }       
        
-       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15_CMD_READMULTI},1);    
+       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_READ_MULTI_BLOCK},1);      
        reqlen=c.arg[0];
 
        pagenum=strtol(cmd,NULL,0);
        reqlen=c.arg[0];
 
        pagenum=strtol(cmd,NULL,0);
@@ -898,8 +915,8 @@ int CmdHF15CmdReadmulti(const char *Cmd) {
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
-               if (ISO15_CRC_CHECK==Crc(recv,resp.arg[0])) {
-                       if (!(recv[0] & ISO15_RES_ERROR)) {
+               if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) {
+                       if (!(recv[0] & ISO15693_RES_ERROR)) {
                                *output=0; // reset outputstring
                                for ( int i=1; i<resp.arg[0]-2; i++) {
                                        sprintf(output+strlen(output),"%02X ",recv[i]);
                                *output=0; // reset outputstring
                                for ( int i=1; i<resp.arg[0]-2; i++) {
                                        sprintf(output+strlen(output),"%02X ",recv[i]);
@@ -952,7 +969,7 @@ int CmdHF15CmdRead(const char *Cmd) {
                return 0;
        }       
        
                return 0;
        }       
        
-       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15_CMD_READ},1); 
+       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_READBLOCK},1);     
        reqlen=c.arg[0];
 
        pagenum=strtol(cmd,NULL,0);
        reqlen=c.arg[0];
 
        pagenum=strtol(cmd,NULL,0);
@@ -971,8 +988,8 @@ int CmdHF15CmdRead(const char *Cmd) {
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,1000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
-               if (ISO15_CRC_CHECK==Crc(recv,resp.arg[0])) {
-                       if (!(recv[0] & ISO15_RES_ERROR)) {
+               if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) {
+                       if (!(recv[0] & ISO15693_RES_ERROR)) {
                                *output=0; // reset outputstring
                                //sprintf(output, "Block %2i   ",blocknum);
                                for ( int i=1; i<resp.arg[0]-2; i++) {
                                *output=0; // reset outputstring
                                //sprintf(output, "Block %2i   ",blocknum);
                                for ( int i=1; i<resp.arg[0]-2; i++) {
@@ -1029,7 +1046,7 @@ int CmdHF15CmdWrite(const char *Cmd) {
                return 0;
        }       
        
                return 0;
        }       
        
-       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15_CMD_WRITE},1);        
+       prepareHF15Cmd(&cmd, &c,(uint8_t[]){ISO15693_WRITEBLOCK},1);    
        reqlen=c.arg[0];
        
        // *cmd -> page num ; *cmd2 -> data 
        reqlen=c.arg[0];
        
        // *cmd -> page num ; *cmd2 -> data 
@@ -1064,8 +1081,8 @@ int CmdHF15CmdWrite(const char *Cmd) {
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,2000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
 
        if (WaitForResponseTimeout(CMD_ACK,&resp,2000) && resp.arg[0]>2) {
                recv = resp.d.asBytes;
-               if (ISO15_CRC_CHECK==Crc(recv,resp.arg[0])) {
-                       if (!(recv[0] & ISO15_RES_ERROR)) {                                     
+               if (ISO15693_CRC_CHECK==Crc(recv,resp.arg[0])) {
+                       if (!(recv[0] & ISO15693_RES_ERROR)) {                                  
                                PrintAndLog("OK");      
                        } else {
                                PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); 
                                PrintAndLog("OK");      
                        } else {
                                PrintAndLog("Tag returned Error %i: %s",recv[1],TagErrorStr(recv[1])); 
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