Jean Philippe Glesser / GPS_JSON

A basic library for the Adafruit Ultimate GPS module. (MTK3339) http://www.adafruit.com/products/746

Fork of GPS by Sam Clarke

Files at this revision

API Documentation at this revision

Revision 6:bcbfe060c93e, committed 2016-03-15

Comitter:
GlessConsult
Date:
Tue Mar 15 16:58:07 2016 +0000
Parent:
5:96d5736d9613
Commit message:
Ad a new function to save GPS data in a JSON structure.

Changed in this revision

GPS.cpp Show annotated file Show diff for this revision Revisions of this file
GPS.h Show annotated file Show diff for this revision Revisions of this file 
diff -r 96d5736d9613 -r bcbfe060c93e GPS.cpp
--- a/GPS.cpp	Sun Jan 19 08:47:38 2014 +0000
+++ b/GPS.cpp	Tue Mar 15 16:58:07 2016 +0000
@@ -86,6 +86,25 @@
     }
 }
 
+int GPS::structJSON(char * content) {
+
+    
+    char contentTemplate[] =  "{ \    
+    \"datetime\": \"%04d-%02d-%02dT%02d:%02d:%02.3fZ\",\
+    \"coordinates\": {\
+    \"lat\": %f,\
+    \"lng\": %f},\
+    \"utc_time\": \"%04d-%02d-%02dT%02d:%02d:%02.3fZ\",\
+    \"satellites_used\": %d,\
+    \"gps_quality_indicator\": %d,\
+    \"altitude\": %d}\0";
+    
+    if (0 == parseData()) {
+        return 0;
+    }
+    sprintf(content, contentTemplate, year, month, day, hours, minutes, seconds, latitude, longitude,  year, month, day, hours, minutes, seconds,  satellites, fixtype, (int)altitude);
+    return 1;        
+}            
 
 float GPS::trunc(float v)
 {

diff -r 96d5736d9613 -r bcbfe060c93e GPS.h
--- a/GPS.h	Sun Jan 19 08:47:38 2014 +0000
+++ b/GPS.h	Tue Mar 15 16:58:07 2016 +0000
@@ -28,6 +28,7 @@
     GPS(PinName tx, PinName rx);
     void Init();
     int parseData();
+    int structJSON(char * content);
     float time;         // UTC time
     int hours;
     int minutes;