common/iso15693tools.h

   1 //-----------------------------------------------------------------------------
   2 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   3 // at your option, any later version. See the LICENSE.txt file for the text of
   4 // the license.
   5 //-----------------------------------------------------------------------------
   6 // ISO15693 other commons
   7 //-----------------------------------------------------------------------------
   8 // Adrian Dabrowski 2010 and otherss
   9 // Christian Herrmann 2018
  10
  11 #ifndef ISO15693_H__
  12 #define ISO15693_H__
  13
  14 #include "common.h"
  15
  16 // REQUEST FLAGS
  17 #define ISO15_REQ_SUBCARRIER_SINGLE      0x00 // Tag should respond using one subcarrier (ASK)
  18 #define ISO15_REQ_SUBCARRIER_TWO         0x01 // Tag should respond using two subcarriers (FSK)
  19 #define ISO15_REQ_DATARATE_LOW           0x00 // Tag should respond using low data rate
  20 #define ISO15_REQ_DATARATE_HIGH          0x02 // Tag should respond using high data rate
  21 #define ISO15_REQ_NONINVENTORY           0x00
  22 #define ISO15_REQ_INVENTORY              0x04 // This is an inventory request - see inventory flags
  23 #define ISO15_REQ_PROTOCOL_NONEXT        0x00
  24 #define ISO15_REQ_PROTOCOL_EXT           0x08 // RFU
  25
  26 // REQUEST FLAGS when INVENTORY is not set
  27 #define ISO15_REQ_SELECT                 0x10 // only selected cards response
  28 #define ISO15_REQ_ADDRESS                0x20 // this req contains an address
  29 #define ISO15_REQ_OPTION                 0x40 // Command specific option selector
  30
  31 //REQUEST FLAGS when INVENTORY is set
  32 #define ISO15_REQINV_AFI                 0x10 // AFI Field is present
  33 #define ISO15_REQINV_SLOT1               0x20 // 1 Slot
  34 #define ISO15_REQINV_SLOT16              0x00 // 16 Slots
  35 #define ISO15_REQINV_OPTION              0x40 // Command specific option selector
  36
  37 //RESPONSE FLAGS
  38 #define ISO15_RES_ERROR                  0x01
  39 #define ISO15_RES_EXT                    0x08 // Protocol Extention
  40
  41 // RESPONSE ERROR CODES
  42 #define ISO15_NOERROR                    0x00
  43 #define ISO15_ERROR_CMD_NOT_SUP          0x01 // Command not supported
  44 #define ISO15_ERROR_CMD_NOT_REC          0x02 // Command not recognized (eg. parameter error)
  45 #define ISO15_ERROR_CMD_OPTION           0x03 // Command option not supported
  46 #define ISO15_ERROR_GENERIC              0x0F // No additional Info about this error
  47 #define ISO15_ERROR_BLOCK_UNAVAILABLE    0x10
  48 #define ISO15_ERROR_BLOCK_LOCKED_ALREADY 0x11 // cannot lock again
  49 #define ISO15_ERROR_BLOCK_LOCKED         0x12 // cannot be changed
  50 #define ISO15_ERROR_BLOCK_WRITE          0x13 // Writing was unsuccessful
  51 #define ISO15_ERROR_BLOCL_WRITELOCK      0x14 // Locking was unsuccessful
  52
  53 //-----------------------------------------------------------------------------
  54 // Map a sequence of octets (~layer 2 command) into the set of bits to feed
  55 // to the FPGA, to transmit that command to the tag.
  56 // Mode: highspeed && one subcarrier (ASK)
  57 //-----------------------------------------------------------------------------
  58
  59 // The sampling rate is 106.353 ksps/s, for T = 18.8 us
  60
  61 // SOF defined as
  62 // 1) Unmodulated time of 56.64us
  63 // 2) 24 pulses of 423.75kHz
  64 // 3) logic '1' (unmodulated for 18.88us followed by 8 pulses of 423.75kHz)
  65
  66 static const int Iso15693FrameSOF[] = {
  67     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
  68         -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
  69         1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
  70         1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
  71         -1, -1, -1, -1,
  72         -1, -1, -1, -1,
  73         1,  1,  1,  1,
  74         1,  1,  1,  1
  75     };
  76 static const int Iso15693Logic0[] = {
  77     1,  1,  1,  1,
  78     1,  1,  1,  1,
  79     -1, -1, -1, -1,
  80     -1, -1, -1, -1
  81 };
  82 static const int Iso15693Logic1[] = {
  83     -1, -1, -1, -1,
  84         -1, -1, -1, -1,
  85         1,  1,  1,  1,
  86         1,  1,  1,  1
  87     };
  88
  89 // EOF defined as
  90 // 1) logic '0' (8 pulses of 423.75kHz followed by unmodulated for 18.88us)
  91 // 2) 24 pulses of 423.75kHz
  92 // 3) Unmodulated time of 56.64us
  93 static const int Iso15693FrameEOF[] = {
  94     1,  1,  1,  1,
  95     1,  1,  1,  1,
  96     -1, -1, -1, -1,
  97     -1, -1, -1, -1,
  98     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
  99     1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 100     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
 101     -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
 102 };
 103
 104 char *iso15693_sprintUID(char *dest, uint8_t *uid);
 105
 106 #endif