update change log for adjusted 14b write cmd

[proxmark3-svn] / armsrc / lfops.c

diff --git a/armsrc/lfops.c b/armsrc/lfops.c
index 797bc51ce5613486c447de87b95cd912054a2205..7e53d4a566173d97301f9e56ee1e5ad01a1ca15e 100644 (file)
--- a/armsrc/lfops.c
+++ b/armsrc/lfops.c
@@ -651,7 +651,7 @@ void CmdASKsimTag(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *BitStream)
        int ledcontrol = 1;
        int n=0, i=0;
        uint8_t clk = (arg1 >> 8) & 0xFF;
        int ledcontrol = 1;
        int n=0, i=0;
        uint8_t clk = (arg1 >> 8) & 0xFF;

-       uint8_t encoding = arg1 & 1;
+       uint8_t encoding = arg1 & 0xFF;

        uint8_t separator = arg2 & 1;
        uint8_t invert = (arg2 >> 8) & 1;
 
        uint8_t separator = arg2 & 1;
        uint8_t invert = (arg2 >> 8) & 1;
 


@@ -755,8 +755,8 @@ void CmdPSKsimTag(uint16_t arg1, uint16_t arg2, size_t size, uint8_t *BitStream)
 void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
 {
        uint8_t *dest = BigBuf_get_addr();
 void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
 {
        uint8_t *dest = BigBuf_get_addr();

-       const size_t sizeOfBigBuff = BigBuf_max_traceLen();
-       size_t size = 0; 
+       //const size_t sizeOfBigBuff = BigBuf_max_traceLen();
+       size_t size; 

        uint32_t hi2=0, hi=0, lo=0;
        int idx=0;
        // Configure to go in 125Khz listen mode
        uint32_t hi2=0, hi=0, lo=0;
        int idx=0;
        // Configure to go in 125Khz listen mode


@@ -769,16 +769,16 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
 
                DoAcquisition_default(-1,true);
                // FSK demodulator
 
                DoAcquisition_default(-1,true);
                // FSK demodulator

-               size = sizeOfBigBuff;  //variable size will change after demod so re initialize it before use
+               //size = sizeOfBigBuff;  //variable size will change after demod so re initialize it before use
+               size = 50*128*2; //big enough to catch 2 sequences of largest format

                idx = HIDdemodFSK(dest, &size, &hi2, &hi, &lo);
                
                idx = HIDdemodFSK(dest, &size, &hi2, &hi, &lo);
                

-               if (idx>0 && lo>0){
-                       // final loop, go over previously decoded manchester data and decode into usable tag ID
-                       // 111000 bit pattern represent start of frame, 01 pattern represents a 1 and 10 represents a 0
-                       if (hi2 != 0){ //extra large HID tags
+               if (idx>0 && lo>0 && (size==96 || size==192)){
+                       // go over previously decoded manchester data and decode into usable tag ID
+                       if (hi2 != 0){ //extra large HID tags  88/192 bits

                                Dbprintf("TAG ID: %x%08x%08x (%d)",
                                  (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
                                Dbprintf("TAG ID: %x%08x%08x (%d)",
                                  (unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);

-                       }else {  //standard HID tags <38 bits
+                       }else {  //standard HID tags 44/96 bits

                                //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd
                                uint8_t bitlen = 0;
                                uint32_t fc = 0;
                                //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd
                                uint8_t bitlen = 0;
                                uint32_t fc = 0;


@@ -833,8 +833,8 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
                                return;
                        }
                        // reset
                                return;
                        }
                        // reset

-                       hi2 = hi = lo = 0;

                }
                }

+               hi2 = hi = lo = idx = 0;

                WDT_HIT();
        }
        DbpString("Stopped");
                WDT_HIT();
        }
        DbpString("Stopped");


@@ -859,49 +859,42 @@ void CmdEM410xdemod(int findone, int *high, int *low, int ledcontrol)
 
                DoAcquisition_default(-1,true);
                size  = BigBuf_max_traceLen();
 
                DoAcquisition_default(-1,true);
                size  = BigBuf_max_traceLen();

-               //Dbprintf("DEBUG: Buffer got");

                //askdemod and manchester decode
                //askdemod and manchester decode

-               errCnt = askmandemod(dest, &size, &clk, &invert, maxErr);
-               //Dbprintf("DEBUG: ASK Got");
+               if (size > 16385) size = 16385; //big enough to catch 2 sequences of largest format
+               errCnt = askdemod(dest, &size, &clk, &invert, maxErr, 0, 1);

                WDT_HIT();
 
                WDT_HIT();
 

-               if (errCnt>=0){
-                       errCnt = Em410xDecode(dest, &size, &idx, &hi, &lo);
-                       //Dbprintf("DEBUG: EM GOT");
-                       if (errCnt){
-                               if (size>64){
-                                       Dbprintf("EM XL TAG ID: %06x%08x%08x - (%05d_%03d_%08d)",
-                                         hi,
-                                         (uint32_t)(lo>>32),
-                                         (uint32_t)lo,
-                                         (uint32_t)(lo&0xFFFF),
-                                         (uint32_t)((lo>>16LL) & 0xFF),
-                                         (uint32_t)(lo & 0xFFFFFF));
-                               } else {
-                                       Dbprintf("EM TAG ID: %02x%08x - (%05d_%03d_%08d)",
-                                         (uint32_t)(lo>>32),
-                                         (uint32_t)lo,
-                                         (uint32_t)(lo&0xFFFF),
-                                         (uint32_t)((lo>>16LL) & 0xFF),
-                                         (uint32_t)(lo & 0xFFFFFF));
-                               }
+               if (errCnt<0) continue;
+       
+               errCnt = Em410xDecode(dest, &size, &idx, &hi, &lo);
+               if (errCnt){
+                       if (size>64){
+                               Dbprintf("EM XL TAG ID: %06x%08x%08x - (%05d_%03d_%08d)",
+                                 hi,
+                                 (uint32_t)(lo>>32),
+                                 (uint32_t)lo,
+                                 (uint32_t)(lo&0xFFFF),
+                                 (uint32_t)((lo>>16LL) & 0xFF),
+                                 (uint32_t)(lo & 0xFFFFFF));
+                       } else {
+                               Dbprintf("EM TAG ID: %02x%08x - (%05d_%03d_%08d)",
+                                 (uint32_t)(lo>>32),
+                                 (uint32_t)lo,
+                                 (uint32_t)(lo&0xFFFF),
+                                 (uint32_t)((lo>>16LL) & 0xFF),
+                                 (uint32_t)(lo & 0xFFFFFF));

                        }
                        }

+

                        if (findone){
                                if (ledcontrol) LED_A_OFF();
                                *high=lo>>32;
                                *low=lo & 0xFFFFFFFF;
                                return;
                        }
                        if (findone){
                                if (ledcontrol) LED_A_OFF();
                                *high=lo>>32;
                                *low=lo & 0xFFFFFFFF;
                                return;
                        }

-               } else{
-                       //Dbprintf("DEBUG: No Tag");

                }
                WDT_HIT();
                }
                WDT_HIT();

-               hi = 0;
-               lo = 0;
-               clk=0;
-               invert=0;
-               errCnt=0;
-               size=0;
+               hi = lo = size = idx = 0;
+               clk = invert = errCnt = 0;

        }
        DbpString("Stopped");
        if (ledcontrol) LED_A_OFF();
        }
        DbpString("Stopped");
        if (ledcontrol) LED_A_OFF();


@@ -925,47 +918,47 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
                //fskdemod and get start index
                WDT_HIT();
                idx = IOdemodFSK(dest, BigBuf_max_traceLen());
                //fskdemod and get start index
                WDT_HIT();
                idx = IOdemodFSK(dest, BigBuf_max_traceLen());

-               if (idx>0){
-                       //valid tag found
-
-                       //Index map
-                       //0           10          20          30          40          50          60
-                       //|           |           |           |           |           |           |
-                       //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
-                       //-----------------------------------------------------------------------------
-                       //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
-                       //
-                       //XSF(version)facility:codeone+codetwo
-                       //Handle the data
-                       if(findone){ //only print binary if we are doing one
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx],   dest[idx+1],   dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]);
-                               Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);
-                       }
-                       code = bytebits_to_byte(dest+idx,32);
-                       code2 = bytebits_to_byte(dest+idx+32,32);
-                       version = bytebits_to_byte(dest+idx+27,8); //14,4
-                       facilitycode = bytebits_to_byte(dest+idx+18,8) ;
-                       number = (bytebits_to_byte(dest+idx+36,8)<<8)|(bytebits_to_byte(dest+idx+45,8)); //36,9
-
-                       Dbprintf("XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2);
-                       // if we're only looking for one tag
-                       if (findone){
-                               if (ledcontrol) LED_A_OFF();
-                               //LED_A_OFF();
-                               *high=code;
-                               *low=code2;
-                               return;
-                       }
-                       code=code2=0;
-                       version=facilitycode=0;
-                       number=0;
-                       idx=0;
+               if (idx<0) continue;
+               //valid tag found
+
+               //Index map
+               //0           10          20          30          40          50          60
+               //|           |           |           |           |           |           |
+               //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23
+               //-----------------------------------------------------------------------------
+               //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11
+               //
+               //XSF(version)facility:codeone+codetwo
+               //Handle the data
+               if(findone){ //only print binary if we are doing one
+                       Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx],   dest[idx+1],   dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7],dest[idx+8]);
+                       Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]);
+                       Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]);
+                       Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]);
+                       Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]);
+                       Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]);
+                       Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);

                }
                }

+               code = bytebits_to_byte(dest+idx,32);
+               code2 = bytebits_to_byte(dest+idx+32,32);
+               version = bytebits_to_byte(dest+idx+27,8); //14,4
+               facilitycode = bytebits_to_byte(dest+idx+18,8);
+               number = (bytebits_to_byte(dest+idx+36,8)<<8)|(bytebits_to_byte(dest+idx+45,8)); //36,9
+
+               Dbprintf("XSF(%02d)%02x:%05d (%08x%08x)",version,facilitycode,number,code,code2);
+               // if we're only looking for one tag
+               if (findone){
+                       if (ledcontrol) LED_A_OFF();
+                       //LED_A_OFF();
+                       *high=code;
+                       *low=code2;
+                       return;
+               }
+               code=code2=0;
+               version=facilitycode=0;
+               number=0;
+               idx=0;
+

                WDT_HIT();
        }
        DbpString("Stopped");
                WDT_HIT();
        }
        DbpString("Stopped");


@@ -1031,10 +1024,10 @@ void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
  * To compensate antenna falling times shorten the write times
  * and enlarge the gap ones.
  */
  * To compensate antenna falling times shorten the write times
  * and enlarge the gap ones.
  */

-#define START_GAP 50*8 // 10 - 50fc 250
-#define WRITE_GAP 20*8 //    - 30fc 160
-#define WRITE_0   24*8 // 16 - 63fc 54fc 144
-#define WRITE_1   54*8 // 48 - 63fc 54fc 432 for T55x7; 448 for E5550 //400
+#define START_GAP 31*8 // was 250 // SPEC:  1*8 to 50*8 - typ 15*8 (or 15fc)
+#define WRITE_GAP 20*8 // was 160 // SPEC:  1*8 to 20*8 - typ 10*8 (or 10fc)
+#define WRITE_0   18*8 // was 144 // SPEC: 16*8 to 32*8 - typ 24*8 (or 24fc)
+#define WRITE_1   50*8 // was 400 // SPEC: 48*8 to 64*8 - typ 56*8 (or 56fc)  432 for T55x7; 448 for E5550

 
 #define T55xx_SAMPLES_SIZE      12000 // 32 x 32 x 10  (32 bit times numofblock (7), times clock skip..)
 
 
 #define T55xx_SAMPLES_SIZE      12000 // 32 x 32 x 10  (32 bit times numofblock (7), times clock skip..)