GPS driver

Dependents:   GEO_CONTROL_REPO_F411RE GPS_GSM

Fork of GPS by Nick Liu

Revision:
5:42f6779a9584
Parent:
4:3aa177df0bcb
Child:
6:0a167594f765
--- a/GPS.cpp	Wed Mar 16 04:37:56 2016 +0000
+++ b/GPS.cpp	Wed Mar 16 05:09:48 2016 +0000
@@ -28,7 +28,11 @@
     _gps.baud(9600);
       
     longitude = 0.0;
-    latitude = 0.0;        
+    latitude = 0.0;
+    ns = 'N';
+    ew = 'E';
+    alt = 0.0;
+            
 }
 
 int GPS::sample() {
@@ -48,7 +52,10 @@
         if(sscanf(msg, "GPGGA,%f,%f,%c,%f,%c,%d,%d,%f,%f,%c,%f,%c", &time, &latitude, &ns, &longitude, &ew, &lock, &num_sat, &hori_dilute, &alt, &hu, &geoid, &gu/*, &age_diff, &diff_ID*/) >= 1) { 
             if(!lock) {
                 longitude = 0.0;
-                latitude = 0.0;        
+                latitude = 0.0;  
+                ns = 'N';
+                ew = 'E';
+                alt = 0.0;      
                 return 0;
             } else {
                 //if(ns == 'S') {    latitude  *= -1.0; }
@@ -60,6 +67,12 @@
 //                minutes = longitude - (degrees * 100.0f);
 //                longitude = degrees + minutes / 60.0f;
 //                pc1.printf(msg);
+                pc1.printf("\n\rlongitude is %f\n\r", longitude);
+                pc1.printf("\n\rtime is %f\n\r", time);
+                pc1.printf("ns is %c\n\r", ns);
+                pc1.printf("ew is %c\n\r", ew);
+                pc1.printf("alt is %f\n\r", alt);
+                
                 latitude /= 100;
                 longitude /= 100;