HTM / PN532_MK20

LEER TAG

Dependents:   NFC_HTM_READ EMULAR_TAGS Escribir_tag NFC_HTM_READ-WRITE

emulatetag.h@1:a549ef8b142a, 2015-04-24 (annotated)

Committer:
mauroar211
Date:
Fri Apr 24 19:02:44 2015 +0000
Revision:
1:a549ef8b142a
Parent:
0:b805b487fbef 
SE RESTAURARON LOS ARCHIVO DE LA LIBRER?A;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mauroar211 0:b805b487fbef 1 /**************************************************************************/
mauroar211 0:b805b487fbef 2 /*!
mauroar211 0:b805b487fbef 3 @file emulatetag.h
mauroar211 0:b805b487fbef 4 @author Armin Wieser
mauroar211 0:b805b487fbef 5 @license BSD
mauroar211 0:b805b487fbef 6
mauroar211 0:b805b487fbef 7 Implemented using NFC forum documents & library of libnfc
mauroar211 0:b805b487fbef 8 */
mauroar211 0:b805b487fbef 9 /**************************************************************************/
mauroar211 0:b805b487fbef 10
mauroar211 0:b805b487fbef 11
mauroar211 0:b805b487fbef 12 #ifndef __EMULATETAG_H__
mauroar211 0:b805b487fbef 13 #define __EMULATETAG_H__
mauroar211 0:b805b487fbef 14
mauroar211 0:b805b487fbef 15 #include "PN532.h"
mauroar211 0:b805b487fbef 16
mauroar211 0:b805b487fbef 17 #define NDEF_MAX_LENGTH 128 // altough ndef can handle up to 0xfffe in size, arduino cannot.
mauroar211 0:b805b487fbef 18 typedef enum {COMMAND_COMPLETE, TAG_NOT_FOUND, FUNCTION_NOT_SUPPORTED, MEMORY_FAILURE, END_OF_FILE_BEFORE_REACHED_LE_BYTES} responseCommand;
mauroar211 0:b805b487fbef 19
mauroar211 0:b805b487fbef 20 class EmulateTag{
mauroar211 0:b805b487fbef 21
mauroar211 0:b805b487fbef 22 public:
mauroar211 0:b805b487fbef 23 EmulateTag(PN532Interface &interface) : pn532(interface), uidPtr(0), tagWrittenByInitiator(false) { }
mauroar211 0:b805b487fbef 24
mauroar211 0:b805b487fbef 25 bool init();
mauroar211 0:b805b487fbef 26
mauroar211 0:b805b487fbef 27 bool emulate(const uint16_t tgInitAsTargetTimeout = 0);
mauroar211 0:b805b487fbef 28
mauroar211 0:b805b487fbef 29 /*
mauroar211 0:b805b487fbef 30 * @param uid pointer to byte array of length 3 (uid is 4 bytes - first byte is fixed) or zero for uid
mauroar211 0:b805b487fbef 31 */
mauroar211 0:b805b487fbef 32 void setUid(uint8_t* uid = 0);
mauroar211 0:b805b487fbef 33
mauroar211 0:b805b487fbef 34 void setNdefFile(const uint8_t* ndef, const int16_t ndefLength);
mauroar211 0:b805b487fbef 35
mauroar211 0:b805b487fbef 36 void getContent(uint8_t** buf, uint16_t* length){
mauroar211 0:b805b487fbef 37 *buf = ndef_file + 2; // first 2 bytes = length
mauroar211 0:b805b487fbef 38 *length = (ndef_file[1] << 8) + ndef_file[0];
mauroar211 0:b805b487fbef 39 }
mauroar211 0:b805b487fbef 40
mauroar211 0:b805b487fbef 41 bool writeOccured(){
mauroar211 0:b805b487fbef 42 return tagWrittenByInitiator;
mauroar211 0:b805b487fbef 43 }
mauroar211 0:b805b487fbef 44
mauroar211 0:b805b487fbef 45 private:
mauroar211 0:b805b487fbef 46 PN532 pn532;
mauroar211 0:b805b487fbef 47 uint8_t ndef_file[NDEF_MAX_LENGTH];
mauroar211 0:b805b487fbef 48 uint8_t* uidPtr;
mauroar211 0:b805b487fbef 49 void setResponse(responseCommand cmd, uint8_t* buf, uint8_t* sendlen, uint8_t sendlenOffset =0);
mauroar211 0:b805b487fbef 50 bool tagWrittenByInitiator;
mauroar211 0:b805b487fbef 51 };
mauroar211 0:b805b487fbef 52
mauroar211 0:b805b487fbef 53 #endif