Tooltron

#define SERVER     1

#define ACK_CRC    ADDR ^ SERVER

#define TT_GET_KEY 'k'

#define TT_ACK     'a'

#define TT_NACK    'n'

#define PROGM_PACKET_SIZE 2

#define PROGD_PACKET_SIZE 32

#define TIMEOUT_SECONDS 10 

#endif