2018 revision to classic DataBus AVC code.
Dependencies: LSM303DLM Servo SerialGraphicLCD L3G4200D IncrementalEncoder SimpleShell
Diff: GPS/TinyGPS.h
- Revision:
- 44:0d72a8a1288a
- Parent:
- 43:9a285515f33a
--- a/GPS/TinyGPS.h Thu Jan 03 19:07:20 2019 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,234 +0,0 @@ -/* - TinyGPS - a small GPS library for Arduino providing basic NMEA parsing - Copyright (C) 2008-9 Mikal Hart - All rights reserved. - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Ported to mbed by Michael Shimniok -*/ - -#include "mbed.h" -#include "GPS.h" - -#ifndef TinyGPS_h -#define TinyGPS_h - -#define _GPS_VERSION 9 // software version of this library -#define _GPS_MPH_PER_KNOT 1.15077945 -#define _GPS_MPS_PER_KNOT 0.51444444 -#define _GPS_KMPH_PER_KNOT 1.852 -#define _GPS_MILES_PER_METER 0.00062137112 -#define _GPS_KM_PER_METER 0.001 -//#define _GPS_NO_STATS - -/** TinyGPS - a small GPS library for Arduino providing basic NMEA parsing Copyright (C) 2008-9 Mikal Hart - * All rights reserved. Modified by Michael Shimniok - */ - -class TinyGPS: public GPS { -public: - typedef uint8_t byte; - - /** Create a new GPS parsing object for parsing NMEA sentences - */ - TinyGPS(); - - /** Parse a single character received from GPS - * - * @param c is the character received from the GPS - * @returns 1 when all sentences received - */ - virtual int parse(char c); - - /** Return the date and time from the parsed NMEA sentences - * - * @returns date as an integer value - * @returns time as an integer value - * @returns fix_age in milliseconds if available - */ - inline void get_datetime(unsigned long *date, unsigned long *time) - { - if (date) *date = _date; - if (time) *time = _time; - } - - /** signed altitude in centimeters (from GPGGA sentence) - * @returns altitude in centimeters, integer - */ - inline long altitude() { return _altitude; } - - /** course in last full GPRMC sentence in 100th of a degree - * @returns course as an integer, 100ths of a degree - */ - inline unsigned long course() { return _course; } - - /** speed in last full GPRMC sentence in 100ths of a knot - * @returns speed in 100ths of a knot - */ - unsigned long speed() { return _speed; } - - /* horizontal dilution of position in last full GPGGA sentence in 100ths - * @returns hdop in 100ths - */ - unsigned long hdop() { return _hdop; } - - /** number of satellites tracked in last full GPGGA sentence - * @returns number of satellites tracked - */ - unsigned long sat_count() { return _sat_count; } - -#ifndef _GPS_NO_STATS - void stats(unsigned long *chars, unsigned short *good_sentences, unsigned short *failed_cs); -#endif - - /** Convert date and time of last parsed sentence to integers - * - * @returns year - * @returns month - * @returns day of month - * @returns hour - * @returns minute - * @returns second - * @returns hundreths - * @returns fix_age in milliseconds if available - */ - inline void crack_datetime(int *year, byte *month, byte *day, - byte *hour, byte *minute, byte *second, byte *hundredths = 0, unsigned long *fix_age = 0) - { - unsigned long date, time; - get_datetime(&date, &time); - if (year) - { - *year = date % 100; - *year += *year > 80 ? 1900 : 2000; - } - if (month) *month = (date / 100) % 100; - if (day) *day = date / 10000; - if (hour) *hour = time / 1000000; - if (minute) *minute = (time / 10000) % 100; - if (second) *second = (time / 100) % 100; - if (hundredths) *hundredths = time % 100; - } - - /** returns altitude as a float - */ - inline double f_altitude() { return altitude() / 100.0; } - - /** returns course as a float - */ - inline double f_course() { return course() / 100.0; } - - /** returns speed in knots as a float - */ - inline double f_speed_knots() { return speed() / 100.0; } - - /** returns speed in mph as a float - */ - inline double f_speed_mph() { return _GPS_MPH_PER_KNOT * f_speed_knots(); } - - /** returns speed in meters per second as a float - */ - inline double f_speed_mps() { return _GPS_MPS_PER_KNOT * f_speed_knots(); } - - /** returns speed in km per hour as a float - */ - inline double f_speed_kmph() { return _GPS_KMPH_PER_KNOT * f_speed_knots(); } - - /** returns hdop as a float - */ - inline double f_hdop() { return hdop() / 100.0; } - - /** @returns library version - */ - static int library_version() { return _GPS_VERSION; } - - /** determine if all sentences parsed - * - */ - inline bool ready() { return (_rmc_ready && _gga_ready); } - - /** determine if GSV sentence parsed since last reset_ready() - */ - inline bool gsv_ready() { return _gsv_ready; } - - inline bool gga_ready() { return _gga_ready; } - - inline bool rmc_ready() { return _rmc_ready; } - - /** Reset the ready flags for all the parsed sentences - */ - inline void reset_ready() { _gsv_ready = _rmc_ready = _gga_ready = false; } - - enum {GPS_INVALID_AGE = 0xFFFFFFFF, GPS_INVALID_ANGLE = 999999999, GPS_INVALID_ALTITUDE = 999999999, GPS_INVALID_DATE = 0, - GPS_INVALID_TIME = 0xFFFFFFFF, GPS_INVALID_SPEED = 999999999, GPS_INVALID_FIX_TIME = 0xFFFFFFFF}; - -private: - enum {_GPS_SENTENCE_GPGGA, _GPS_SENTENCE_GPRMC, _GPS_SENTENCE_GPGSV, _GPS_SENTENCE_OTHER}; - - // properties - unsigned long _time, _new_time; - unsigned long _date, _new_date; - long _latitude, _new_latitude; - long _longitude, _new_longitude; - long _altitude, _new_altitude; - unsigned long _speed, _new_speed; - unsigned long _course, _new_course; - unsigned long _hdop, _new_hdop; - unsigned int _sat_count, _new_sat_count; - unsigned long _last_time_fix, _new_time_fix; - unsigned long _last_position_fix, _new_position_fix; - - // parsing state variables - byte _parity; - bool _is_checksum_term; - char _term[15]; - byte _sentence_type; - byte _term_number; - uint8_t _term_offset; - bool _gps_data_good; - bool _rmc_ready; - bool _gga_ready; - bool _gsv_ready; - -#ifndef _GPS_NO_STATS - // statistics - unsigned long _encoded_characters; - unsigned short _good_sentences; - unsigned short _failed_checksum; - unsigned short _passed_checksum; -#endif - - // internal utilities - int from_hex(char a); - int parse_int(); - long parse_decimal(); - unsigned long parse_degrees(); - bool term_complete(); - bool gpsisdigit(char c) { return c >= '0' && c <= '9'; } - long gpsatol(const char *str); - int gpsstrcmp(const char *str1, const char *str2); -}; - -// Arduino 0012 workaround -#undef int -#undef char -#undef long -#undef byte -#undef double -#undef abs -#undef round - -#endif