File content as of revision 31:f94b8f987b62:

#include "mbed.h"

#include <string.h>

// ublox C027 support libraries
#include "GPS.h"    // GPS support
#include "MDM.h"    // Modem support

// AT&T Support

//------------------------------------------------------------------------------------
// Cellular modem/SIM parameters
#define SIMPIN      "1111"          //!SIMPIN is 1111 by default for AT&T SIMs.
#define APN         "m2m.com.attz"  // Defined AT&T M2M APN
#define USERNAME    NULL            //! Set the user name for your APN, or NULL if not needed (which, apparently, it isn't)
#define PASSWORD    NULL            //! Set the password for your APN, or NULL if not needed (which, apparently, it isn't)
//------------------------------------------------------------------------------------

// Set pinout for LED
DigitalOut myled(LED); 

int main(void) {
    printf("\n\n\r----------\r\nI'm alive!\r\n");
    
    // Loading wait
    for(int i = 0; i < 10; i++) {
        myled = !myled;;
        wait(0.2);
    }
    
    int ret;                // Integer returns
    
    // Not 100% sure where this LARGE_DATA flag is being set, but I think we might be using it... (SGM)
    #ifdef LARGE_DATA
    char buf[2048] = "";
    #else
        char buf[512] = "";
    #endif
    
    if(sizeof(buf) > 600)
        printf("(Using LARGE_DATA)\r\n");    
    else
        printf("(Not using large data)\r\n");
    
    
    printf("\r\nBegin test loop\r\n");
    
    GPSI2C gps;     // Initialize GPS object
    
    printf("GPS initialized...\r\n");
    
    
    
    
    
    while( (ret = gps.getMessage(buf, sizeof(buf))) < 1 ) {
        if (ret<0)
            printf("WAIT received from GPS\r\n");
        if (ret==0)
            printf("NOT FOUND received from GPS\r\n");
        myled = !myled;
        wait(1.0);
    }
    
    float locationLoopWait = 1.0;
    int locationLoopIter = 0;
    // Get a good GPS message
    
    int len = LENGTH(ret);
    
    while(true) {
        locationLoopIter++;
        
        ret = gps.getMessage(buf, sizeof(buf));
        
        // Test for location data in this priority: GLL, RMC, GGA
        
        if ( strstr(buf, "GLL") ) {
            char ch = '-';
            // FIX: The getNmeaItem isn't working to capture the check character in a valid GLL code, which is unusual; the workaround seems to be that invalid GLL values DOES find a "V"
            if(!gps.getNmeaItem(6,buf,len,ch)) {
                printf("\n\n\rHave GLL location data after %i seconds and %i requests:\r\n", ( (int) locationLoopWait * locationLoopIter), locationLoopIter );
                printf(buf);
                break;
            }
            else {
                printf("Received invalid GLL data\r\n");
                printf(buf);   
                
            }
                
        }
        else if ( strstr(buf, "RMC") ) {
            printf("RMC loc...");
            //printf(buf); printf("\r\n\n");
            
        }
        else if ( strstr(buf, "GGA") ) {
            printf("GGA loc...");
            //printf(buf); printf("\r\n\n");
        }
        else {
            printf("\n\rNo location data this message\r\n");
        }
        
        wait(locationLoopWait);
    }// LOOP THAT MOFO
    
    
    // Begin parsing our GPS value
    
    double la = 0, lo = 0; // Declare latitude and longitude variables
    
    gps.getNmeaAngle(1,buf,len,la);
    gps.getNmeaAngle(3,buf,len,lo);
    
    printf("\r\n\nLatitude: %G\r\nLongitude: %G\r\n", la, lo);
    
    
    
    
    
    
    
    /*
    

    if ((PROTOCOL(ret) == GPSParser::NMEA) && (len > 6)) {      // Check if we're getting an NMEA protocol response
        
        printf("Indeed, an NMEA protocol response!\r\n");
        
        // Check the talker
        if( (buf[0] == '$') || (buf[1] == 'G' ) ) {
            char talkerID[30] = "";
            sprintf(talkerID, "We've got a valid talker=%c%c\r\n", buf[0], buf[1]);
            printf(talkerID);    
        }
    }
       */   
    
    
    
    
}