+char* getTagInfo(uint8_t uid);
+
+extern void DropField();
+
+extern int Hf14443_4aGetCardData(iso14a_card_select_t * card);
+extern int ExchangeRAW14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);
+extern int ExchangeAPDU14a(uint8_t *datain, int datainlen, bool activateField, bool leaveSignalON, uint8_t *dataout, int maxdataoutlen, int *dataoutlen);