#ifndef GPS_H_
#define GPS_H_
#include <stdint.h>
typedef struct _gps_data
{
uint32_t pdop;
uint8_t sats_in_solution;
int32_t speed;
int32_t heading;
int32_t latitude;
int32_t longitude;
int32_t altitude;
uint8_t month;
uint8_t day;
uint8_t hour;
uint8_t minute;
uint8_t second;
uint8_t valid;
uint8_t fixtype;
} gps_data_t;
void gps_update_data(void);
uint8_t gps_check_nav(void);
void gps_poweron(void);
void gps_poweroff(void);
void gps_acquirefix(void);
uint8_t gps_getstate(void);
gps_data_t* gps_getdata(void);
uint8_t gps_ison(void);
#endif /* GPS_H_ */