A basic library for the Adafruit Ultimate GPS module. (MTK3339) http://www.adafruit.com/products/746
Dependents: GPS-GPRS_Tracker Plan13
GPS.h
00001 /****************************************************** 00002 * A basic mbed library for the Adafruit ultimate * 00003 * GPS module NOTE: the LOCUS functions are yet to be * 00004 * implemented * 00005 * * 00006 * Written by: Sam Clarke * 00007 ******************************************************/ 00008 00009 #include "mbed.h" 00010 #include <string> 00011 00012 #ifndef GPS_H 00013 #define GPS_H 00014 00015 // EXAMPLE OUTPUTS 00016 // 00017 // $GPRMC,064951.000,A,2307.1256,N,12016.4438,E,0.03,165.48,260406,3.05,W,A*2C 00018 // $GPRMC, time, status, latitude, N/S, longitude, E/W, speed(knots), heading, date, N/A, N/A, MODE*CHECKSUM 00019 // 00020 // $GPGGA,064951.000,2307.1256,N,12016.4438,E,1,8,0.95,39.9,M,17.8,M,,*65 00021 // $GPGGA, time, latitude, N/S, longitude, E/W, fix, satellites, hdop, altitude, M, geoidal sep , M,,*CHECKSUM 00022 // $GPGGA, %f, %*f, %*c, %*f, %*c, %d, %d, %*f, %*f, %*c, %*f , %*c,,%*c%*c%*c0 00023 00024 class GPS 00025 { 00026 public: 00027 00028 GPS(PinName tx, PinName rx); 00029 void Init(); 00030 int parseData(); 00031 float time; // UTC time 00032 int hours; 00033 int minutes; 00034 float seconds; 00035 char validity,ns,ew;// RMC data status A = Data Valid; V = Data Not valid; 00036 float latitude; // 00037 float longitude; // 00038 float speed; // speed in knots 00039 float heading; // heading in degrees derived from previous & current location 00040 string date; // 00041 int day; 00042 int month; 00043 int year; 00044 int fixtype; // 0 = no fix; 1 = fix; 2=differential fix 00045 int satellites; // number of satellites used 00046 float altitude; // 00047 string fix; 00048 string cardinal; 00049 float kph; 00050 00051 private: 00052 00053 float trunc ( float v); 00054 void getData(); 00055 Serial _UltimateGps; 00056 char NEMA[256]; 00057 }; 00058 #endif 00059 00060 /* 00061 #define 1HZ_STREAM "$PMTK220,1000*1F\r\n" // 1.0 second interval 00062 #define 5HZ_STREAM "$PMTK220,200*2C\r\n" // 0.2 second interval 00063 #define 10HZ_STREAM "$PMTK220,100*2F\r\n" // 0.1 second interval 00064 00065 #define OUTPUT_RMC "$PMTK314,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0*29\r\n" 00066 #define OUTPUT_RMCGGA "$PMTK314,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0*28\r\n" 00067 #define OUTPUT_OFF "$PMTK314,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0*28\r\n" 00068 */
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