void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMode);
void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode );
void T55xxReadTrace(void);
-int DemodPCF7931(uint8_t **outBlocks);
-int IsBlock0PCF7931(uint8_t *Block);
-int IsBlock1PCF7931(uint8_t *Block);
-void ReadPCF7931();
-void SendCmdPCF7931(uint32_t * tab);
-bool AddBytePCF7931(uint8_t byte, uint32_t * tab, int32_t l, int32_t p);
-bool AddBitPCF7931(bool b, uint32_t * tab, int32_t l, int32_t p);
-bool AddPatternPCF7931(uint32_t a, uint32_t b, uint32_t c, uint32_t * tab);
-void WritePCF7931(uint8_t pass1, uint8_t pass2, uint8_t pass3, uint8_t pass4, uint8_t pass5, uint8_t pass6, uint8_t pass7, uint16_t init_delay, int32_t l, int32_t p, uint8_t address, uint8_t byte, uint8_t data);
void EM4xReadWord(uint8_t Address, uint32_t Pwd, uint8_t PwdMode);
void EM4xWriteWord(uint32_t Data, uint8_t Address, uint32_t Pwd, uint8_t PwdMode);