/* rf.h */

/* possible states of the RF task */
#define RF_SENDING_REQUEST 1
#define RF_RECEIVING_REPLY 2

/* reload value for 16-bit 10 ms counter assuming 25MHz clock */
#define RF_RELOAD_HI 0xAE
#define RF_RELOAD_LO 0x9F

#define IN_BUFFER_SIZE 8
#define OUT_BUFFER_SIZE 8


void RF_Task();

/* called by Timer0 ISR in REQUESTING_ID state */
void RF_Timer0_Handler();

/* called by Serial ISR in REQUESTING_ID state */
void RF_Serial_Handler();

/* create request packet in out_buffer */
static void format_request(char* out_buffer);

/* set SFR values on startup */
static void RF_init();

/* set a n*10 ms time-out */
void set_timeout(unsigned char n);

void unset_timeout();