extern int mfCSetBlock(uint8_t blockNo, uint8_t *data, uint8_t *uid, bool wantWipe, uint8_t params);\r
extern int mfCGetBlock(uint8_t blockNo, uint8_t *data, uint8_t params);\r
\r
extern int mfCSetBlock(uint8_t blockNo, uint8_t *data, uint8_t *uid, bool wantWipe, uint8_t params);\r
extern int mfCGetBlock(uint8_t blockNo, uint8_t *data, uint8_t params);\r
\r