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#ifndef _UBX_H
#define _UBX_H
#include <inttypes.h>
// Satfix types for GPSData.SatFix
#define SATFIX_NONE 0x00
#define SATFIX_DEADRECKOING 0x01
#define SATFIX_2D 0x02
#define SATFIX_3D 0x03
#define SATFIX_GPS_DEADRECKOING 0x04
#define SATFIX_TIMEONLY 0x05
// Flags for interpretation of the GPSData.Flags
#define FLAG_GPSFIXOK 0x01 // (i.e. within DOP & ACC Masks)
#define FLAG_DIFFSOLN 0x02 // (is DGPS used)
#define FLAG_WKNSET 0x04 // (is Week Number valid)
#define FLAG_TOWSET 0x08 // (is Time of Week valid)
#define INVALID 0x00
#define NEWDATA 0x01
#define PROCESSED 0x02
typedef struct
{
int32_t Longitude; // in 1E-7 deg
int32_t Latitude; // in 1E-7 deg
int32_t Altitude; // in mm
uint8_t Status; // validity of data
} __attribute__((packed)) GPS_Pos_t;
typedef struct
{
//u16 MsgCycleTime; // time in ms since last gps data
GPS_Pos_t Position; // Lat/Lon/Alt
uint8_t Flags; // Status Flags
uint8_t NumOfSats; // number of satelites
uint8_t SatFix; // type of satfix
uint32_t Position_Accuracy; // in cm 3d position accuracy
int32_t Speed_North; // in cm/s
int32_t Speed_East; // in cm/s
int32_t Speed_Top; // in cm/s
uint32_t Speed_Ground; // 2D ground speed in cm/s
int32_t Heading; // 1e-05 deg Heading 2-D (curent flight direction)
uint32_t Speed_Accuracy; // in cm/s 3d velocity accuracy
uint8_t Status; // status of data
} __attribute__((packed)) gps_data_t;
// The data are valid if the GPSData.Status is NEWDATA or PROCESSED.
// To achieve new data after reading the GPSData.Status should be set to PROCESSED.
extern gps_data_t GPSData;
extern uint16_t CheckGPSOkay;
void UBX_Init(void);
void UBX_Parser(uint8_t c);
#endif // _UBX_H