asd
Fork of GPS by
GPS.h
- Committer:
- Tafkal
- Date:
- 2018-05-25
- Revision:
- 2:24e0699d784f
- Parent:
- 1:39d75e44b214
File content as of revision 2:24e0699d784f:
#include "mbed.h" #ifndef MBED_GPS_H #define MBED_GPS_H #define NO_LOCK 1 #define NOT_PARSED 2 #define GGA 3 #define GLL 4 #define RMC 5 #define VTG 6 #define PI (3.141592653589793) /** A GPS interface for reading from a Globalsat EM-406 GPS Module */ class GPS { public: /** Create the GPS interface, connected to the specified serial port */ GPS(PinName tx, PinName rx); /** Sample the incoming GPS data, returning whether there is a lock * * @return 1 if there was a lock when the sample was taken (and therefore .longitude and .latitude are valid), else 0 */ int sample(); float get_nmea_longitude(); float get_nmea_latitude(); float get_dec_longitude(); float get_dec_latitude(); float get_msl_altitude(); float get_course_t(); float get_course_m(); float get_speed_k(); float get_speed_km(); int get_satelites(); float get_altitude_ft(); // navigational functions float calc_course_to(float, float); double calc_dist_to_mi(float, float); double calc_dist_to_ft(float, float); double calc_dist_to_km(float, float); double calc_dist_to_m(float, float); #ifdef OPEN_LOG void start_log(void); void new_file(void); void stop_log(void); #endif private: float nmea_to_dec(float, char); float trunc(float v); void getline(); void format_for_log(void); Serial _gps; char msg[1024]; char bfr[1030]; bool is_logging; #ifdef OPEN_LOG Logger _openLog; #endif // calculated values float dec_longitude; float dec_latitude; float altitude_ft; // GGA - Global Positioning System Fixed Data float nmea_longitude; float nmea_latitude; float utc_time; char ns, ew; int lock; int satelites; float hdop; float msl_altitude; char msl_units; // RMC - Recommended Minimmum Specific GNS Data char rmc_status; float speed_k; float course_d; int date; // GLL char gll_status; // VTG - Course over ground, ground speed float course_t; // ground speed true char course_t_unit; float course_m; // magnetic char course_m_unit; char speed_k_unit; float speed_km; // speek km/hr char speed_km_unit; }; #endif