Diff: stm32l475e_iot01_gps.h

Revision:

0:81d4b52c0083

diff -r 000000000000 -r 81d4b52c0083 stm32l475e_iot01_gps.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/stm32l475e_iot01_gps.h	Fri Jan 15 13:21:24 2021 +0000
@@ -0,0 +1,43 @@
+
+#include "mbed.h"
+ 
+#ifndef __STM32L475E_IOT01_GPS_H
+#define __STM32L475E_IOT01_GPS_H
+ 
+/**  A GPS interface for reading from a Globalsat EM-406 GPS Module */
+class GPS {
+public:
+ 
+    /** Create the GPS interface, connected to the specified serial port
+     */    
+    GPS(PinName tx, PinName rx);
+    
+    /** Sample the incoming GPS data, returning whether there is a lock
+     * 
+     * @return 1 if there was a lock when the sample was taken (and therefore .longitude and .latitude are valid), else 0
+     */
+    int sample();
+    
+    /** The longitude (call sample() to set) */
+    float longitude;
+ 
+    /** The latitude (call sample() to set) */
+    float latitude;
+    
+    int num_sat;
+    float hori_dilute;
+    float alt;
+    float geoid, time;
+    char ns, ew;
+     char gu, hu;
+     
+private:
+    float trunc(float v);
+    void getline();
+    
+    Serial _gps;
+    char msg[256];
+ 
+};
+ 
+#endif
\ No newline at end of file