api/sentence_8h_source.html

00001 /*
00002  *
00003  * NMEA library
00004  * URL: http://nmea.sourceforge.net
00005  * Author: Tim (xtimor@gmail.com)
00006  * Licence: http://www.gnu.org/licenses/lgpl.html
00007  * $Id: sentence.h 17 2008-03-11 11:56:11Z xtimor $
00008  *
00009  */
00010
00013 #ifndef __NMEA_SENTENCE_H__
00014 #define __NMEA_SENTENCE_H__
00015
00016 #include "info.h"
00017
00018 #ifdef  __cplusplus
00019 extern "C"
00020 {
00021 #endif
00022
00026   enum nmeaPACKTYPE
00027   {
00028     GPNON   = 0x0000,
00029     GPGGA   = 0x0001,
00030     GPGSA   = 0x0002,
00031     GPGSV   = 0x0004,
00032     GPRMC   = 0x0008,
00033     GPVTG   = 0x0010
00034   };
00035
00039   typedef struct _nmeaGPGGA
00040   {
00041     nmeaTIME utc;
00042     double  lat;
00043     char    ns;
00044     double  lon;
00045     char    ew;
00046     int     sig;
00047     int     satinuse;
00048     double  HDOP;
00049     double  elv;
00050     char    elv_units;
00051     double  diff;
00052     char    diff_units;
00053     double  dgps_age;
00054     int     dgps_sid;
00056   } nmeaGPGGA;
00057
00061   typedef struct _nmeaGPGSA
00062   {
00063     char    fix_mode;
00064     int     fix_type;
00065     int     sat_prn[NMEA_MAXSAT];
00066     double  PDOP;
00067     double  HDOP;
00068     double  VDOP;
00070   } nmeaGPGSA;
00071
00075   typedef struct _nmeaGPGSV
00076   {
00077     int     pack_count;
00078     int     pack_index;
00079     int     sat_count;
00080     nmeaSATELLITE sat_data[NMEA_SATINPACK];
00081
00082   } nmeaGPGSV;
00083
00087   typedef struct _nmeaGPRMC
00088   {
00089     nmeaTIME utc;
00090     char    status;
00091     double  lat;
00092     char    ns;
00093     double  lon;
00094     char    ew;
00095     double  speed;
00096     double  direction;
00097     double  declination;
00098     char    declin_ew;
00099     char    mode;
00101   } nmeaGPRMC;
00102
00106   typedef struct _nmeaGPVTG
00107   {
00108     double  dir;
00109     char    dir_t;
00110     double  dec;
00111     char    dec_m;
00112     double  spn;
00113     char    spn_n;
00114     double  spk;
00115     char    spk_k;
00117   } nmeaGPVTG;
00118
00119   void nmea_zero_GPGGA( nmeaGPGGA *pack );
00120   void nmea_zero_GPGSA( nmeaGPGSA *pack );
00121   void nmea_zero_GPGSV( nmeaGPGSV *pack );
00122   void nmea_zero_GPRMC( nmeaGPRMC *pack );
00123   void nmea_zero_GPVTG( nmeaGPVTG *pack );
00124
00125 #ifdef  __cplusplus
00126 }
00127 #endif
00128
00129 #endif /* __NMEA_SENTENCE_H__ */