Diff: main.cpp

Revision:

0:26713d1db198

Child:

1:5fa445bd14a6

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Mar 10 17:27:10 2016 +0000
@@ -0,0 +1,57 @@
+#include "mbed.h"
+#include "nmea.h"
+#include "SDFileSystem.h"
+
+#define BUF_SIZE 1024
+
+DigitalOut gpo(D0);
+DigitalOut led(LED_RED);
+
+Serial duino(PTC4, PTC3);
+Serial pc(USBTX, USBRX);
+
+/**************************************************
+ **          SD FILE SYSTEM                       **
+ **************************************************/
+SDFileSystem sd(PTE3, PTE1, PTE2, PTE4, "sd");
+FILE *fpData;
+
+int main()
+{
+    pc.baud(115200); // make sure to set computer TERA Term or whatever to 115200 baud!!!
+    duino.baud(9600);
+    pc.printf("Initializing ...\r\n");
+    char buffer[BUF_SIZE];
+    
+    while (true) {
+        
+        led = !led;
+        
+        get_nmea(&duino, buffer, BUF_SIZE);
+        
+        struct NMEA_data nmea = parse_line(buffer);
+            
+        // determine whether there's a lock
+        char lock_str[BUF_SIZE];
+        if ( nmea.lock_flag == 'A' )
+            sprintf(lock_str, "Has lock");
+        else 
+            sprintf(lock_str, "No lock");
+            
+        // assemble data into summary string
+        char status_str[BUF_SIZE];
+        sprintf(status_str, "%02d:%02d:%02d, %d/%d/%d, %dd %lf' %c %dd %lf' %c, %s\r\n", 
+            nmea.hours, nmea.minutes, nmea.seconds, 
+            nmea.month, nmea.day, nmea.year,
+            nmea.latitude, nmea.latitude_minutes, nmea.latitude_direction,
+            nmea.longitude, nmea.longitude_minutes, nmea.longitude_direction, lock_str);
+        
+        // print to pc, sd card
+        pc.printf("%s", status_str);
+        
+        fpData = fopen("/sd/data.txt", "a");
+        fprintf(fpData, "%s", status_str);
+        fclose(fpData);
+        wait(0.5f);
+    }
+}
\ No newline at end of file