#define AUTH_FIRST 0 \r
#define AUTH_NESTED 2\r
\r
-// mifare 4bit card answers\r
-#define CARD_ACK 0x0A // 1010 - ACK\r
-#define CARD_NACK_NA 0x04 // 0100 - NACK, not allowed (command not allowed)\r
-#define CARD_NACK_TR 0x05 // 0101 - NACK, transmission error\r
-\r
// reader voltage field detector\r
#define MF_MINFIELDV 4000\r
\r