typedef struct {
enum {
DEMOD_UNSYNCD,
- DEMOD_HALF_SYNCD,
- DEMOD_MOD_FIRST_HALF,
- DEMOD_NOMOD_FIRST_HALF,
+ // DEMOD_HALF_SYNCD,
+ // DEMOD_MOD_FIRST_HALF,
+ // DEMOD_NOMOD_FIRST_HALF,
DEMOD_MANCHESTER_DATA
} state;
+ uint16_t twoBits;
+ uint16_t highCnt;
uint16_t bitCount;
uint16_t collisionPos;
uint16_t syncBit;
- uint16_t parityBits;
+ uint32_t parityBits;
uint16_t shiftReg;
uint16_t samples;
uint16_t len;
+ uint32_t startTime, endTime;
uint8_t *output;
} tDemod;
+typedef enum {
+ MOD_NOMOD = 0,
+ MOD_SECOND_HALF,
+ MOD_FIRST_HALF,
+ MOD_BOTH_HALVES
+ } Modulation_t;
+
typedef struct {
enum {
STATE_UNSYNCD,
STATE_MILLER_X,
STATE_MILLER_Y,
STATE_MILLER_Z,
- STATE_ERROR_WAIT
- } state;
- uint16_t shiftReg;
- int bitCnt;
- int byteCnt;
- int byteCntMax;
- int posCnt;
- int syncBit;
- int parityBits;
- int samples;
- int highCnt;
- int bitBuffer;
- enum {
- DROP_NONE,
- DROP_FIRST_HALF,
- DROP_SECOND_HALF
- } drop;
- uint8_t *output;
+ // DROP_NONE,
+ // DROP_FIRST_HALF,
+ } state;
+ uint16_t shiftReg;
+ uint16_t bitCount;
+ uint16_t len;
+ uint16_t byteCntMax;
+ uint16_t posCnt;
+ uint16_t syncBit;
+ uint32_t parityBits;
+ uint16_t highCnt;
+ uint16_t twoBits;
+ uint32_t startTime, endTime;
+ uint8_t *output;
} tUart;
+
extern byte_t oddparity (const byte_t bt);
extern uint32_t GetParity(const uint8_t *pbtCmd, int iLen);
extern void AppendCrc14443a(uint8_t *data, int len);
extern int ReaderReceive(uint8_t *receivedAnswer);
extern int ReaderReceivePar(uint8_t *receivedAnswer, uint32_t *parptr);
-extern void iso14443a_setup();
+extern void iso14443a_setup(uint8_t fpga_minor_mode);
extern int iso14_apdu(uint8_t *cmd, size_t cmd_len, void *data);
extern int iso14443a_select_card(uint8_t *uid_ptr, iso14a_card_select_t *resp_data, uint32_t *cuid_ptr);
extern void iso14a_set_trigger(bool enable);