rbt3000.h

GPS接收软件

/*
  rbt3000.h

  constants and structures used by rbt3000 in sirf user mode
*/

#define CMD_ECHO          0x02
#define CMD_ALIVE         0x06
#define CMD_DATALGENTRY   0x07
#define CMD_SETNAME       0x09
#define CMD_GETLOG        0x10
#define CMD_SETLOGCONF    0x23
#define CMD_LOGSTATE      0x24
#define CMD_LOGERASE      0x34
#define CMD_PASSWORD_ACT  0x39
#define CMD_PASSWORD      0x40
#define CMD_PASSWORD_SET  0x41
#define CMD_STATUS        0x49

typedef struct {
  unsigned long entries;
  float space;
}  __attribute__((packed)) datalog_state_t;

typedef struct {
  unsigned short block;

  // date:
  unsigned char year;         // since 2000
  unsigned char month;
  unsigned char day;

  unsigned char dummy0;

  // time:
  unsigned char hour;
  unsigned char minute;
  unsigned char dummy1, dummy2;
  float second;

  // position:
  double latitude;
  double longitude;
  float altitude;

  //
  float PDOP;
  float HDOP;

  float speed;  // in kph
  float direction;

  unsigned char satellites;
  unsigned char event_type;
  unsigned short csum;
} __attribute__((packed)) datalog_entry_t;

typedef struct {
  unsigned short block;
  unsigned char dummy0;
} __attribute__((packed)) datalog_end_entry_t;

typedef struct {
  unsigned char GGA;
  unsigned char GLL;
  unsigned char GSA;
  unsigned char GSV;
  unsigned char RMC;
  unsigned char VTG;
  unsigned short dummy0; // always 50
  unsigned short elevation_mask;  // 1/10 degrees: 0..900
  unsigned char DOP_mask; // 1 = PDOP, 2 = HDOP, 3 = GDOP, 4 = Disabled
  unsigned char GDOP_value;
  unsigned char PDOP_value;
  unsigned char HDOP_value;
  unsigned char degrade; // on = 1, off = 0
  unsigned char SBAS; // on = 1, off = 0
}  __attribute__((packed)) nav_config_t;

typedef struct {
  unsigned long enabled;
  unsigned long overwrite;
  unsigned long include_altitude;
  unsigned long interval;
  unsigned long constant_distance;
  float speeding_limit;
} __attribute__((packed)) datalog_config_t;

typedef struct {
  char name[15];             // name (zero terminated)
  char version[11];          // firmware version
  unsigned long dummy0;
  unsigned char password;
  unsigned char batt;        // 0 = ok, 2 = low
  unsigned char dummy1[4];
  unsigned char mode[16];
  nav_config_t navidation;
  datalog_config_t datalog;
} __attribute__((packed)) status_t;