Diff: gps.h

Revision:

0:7f20540d3281

Child:

1:a091e3ca8443

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gps.h	Wed Apr 08 19:06:39 2015 +0000
@@ -0,0 +1,48 @@
+#ifndef GPS_H
+#define GPS_H
+
+#include "mbed.h"
+#define knots_to_ms 0.514444444f
+#define pi 3.14159265359f
+#include "arm_math.h"
+#include "math_helper.h"
+#include "arm_common_tables.h"
+
+class GPS{
+public:
+
+    GPS(void);
+    bool parse(char *nmea);
+
+    float latitude;
+    float longitude;
+    float speed;
+    float angle;
+    uint8_t hour, minute, seconds, year, month, day;
+    uint16_t milliseconds;
+    bool fix;
+    char currentline[120];
+    uint16_t lineidx;
+    bool newSentence;
+    bool firstfix;
+
+private:
+    
+    uint16_t parseHex(char c) {
+//Converts Hex character to value - for checksum calculation
+    if (c <= '9')
+      return c - '0';
+    if (c < 'A')
+       return 0;
+    if (c <= 'F')
+       return (c - 'A')+10;
+    return 0;
+    }
+    
+    float timef;
+    bool checksum;
+    char lat, lon;
+    float mins;
+
+};
+#endif
\ No newline at end of file