Diff: main.cpp

Revision:

2:21e4b9092bb2

Parent:

1:2c4f640a8104

Child:

3:b490294520d5

--- a/main.cpp	Mon Nov 16 22:10:27 2015 +0000
+++ b/main.cpp	Tue Nov 17 06:59:00 2015 +0000
@@ -1,59 +1,94 @@
 #include "mbed.h"
+#include "rtos.h"
+
 #include "GPS.h"
+#include "SDFileSystem.h"
 
 Serial pc(USBTX, USBRX);
+SDFileSystem sd(p5, p6, p7, p8, "sd");
 GPS gps(p9, p10);
+
+AnalogIn temp1(p18);
+AnalogIn temp2(p19);
+AnalogIn temp3(p20);
+
+DigitalIn dtmf(p11);
+
 DigitalOut led1(LED1);
-Timer T;
-bool cutdown=0;
 DigitalOut relay(p8);
-bool attempted=0;
-DigitalIn DTMF(p11);
-AnalogIn Temp1(p18);
-AnalogIn Temp2(p19);
-AnalogIn Temp3(p20);
+
+Timer t;
+
+bool attempted = false;
+bool cutdown = false;
+
+FILE *sdout;
 
-int main() {
-    T.start();
-    relay=0;
+void init()
+{
+    t.start();
+    relay = 0;
+    
+    mkdir("/sd/weather_balloon", 0777);
+    sdout = fopen("/sd/weather_balloon/log.txt", "w");
+}
+
+int main()
+{
     float tempC1, tempF1, tempC2, tempF2, tempC3, tempF3;
-    while(1) {
+    
+    while(1)
+    {
+        pc.printf("----- %f -----\n\r", t.read());
+        fprintf(sdout, "----- %f -----\n\r", t.read());
         
-        pc.printf("----- %f -----\n\r",T.read());
-            if(T.read()>= 20){
-                cutdown=1;
-                }
+        if(t.read() >= 20)
+            cutdown = true;
                 
         gps.sample();
+        
         pc.printf("Long = %f\n\rLati = %f\n\r", gps.longitude, gps.latitude);
-        if(gps.longitude != 0){
-                led1=1;
-        }
+        fprintf(sdout, "Long = %f\n\rLati = %f\n\r", gps.longitude, gps.latitude);
+        
+        if(!gps.longitude)
+            led1 = 1;
         
-        tempC1 = ((Temp1*3.3)-0.600)*100.0;
-        tempC2 = ((Temp2*3.3)-0.600)*100.0;
-        tempC3 = ((Temp3*3.3)-0.600)*100.0;
-        tempF1 = (9.0*tempC1)/5.0 + 32;
-        tempF2 = (9.0*tempC2)/5.0 + 32;
-        tempF3 = (9.0*tempC3)/5.0 + 32;
-        pc.printf("Temp1 = %f\n\rTemp2 = %f\n\rTemp3 = %f\n\r",tempF1, tempF2, tempF3);
+        tempC1 = ((temp1 * 3.3) - 0.600) * 100.0;
+        tempC2 = ((temp2 * 3.3) - 0.600) * 100.0;
+        tempC3 = ((temp3 * 3.3) - 0.600) * 100.0;
+        tempF1 = (9.0 * tempC1) / 5.0 + 32;
+        tempF2 = (9.0 * tempC2) / 5.0 + 32;
+        tempF3 = (9.0 * tempC3) / 5.0 + 32;
         
-        if (DTMF){
+        pc.printf("Temp1 = %f\n\rTemp2 = %f\n\rTemp3 = %f\n\r", tempF1, tempF2, tempF3);
+        fprintf(sdout, "Temp1 = %f\n\rTemp2 = %f\n\rTemp3 = %f\n\r", tempF1, tempF2, tempF3);
+        
+        if(dtmf)
+        {
             pc.printf("DTMF = True\n\r");
-            cutdown=1;
-            } else {
-                pc.printf("DTMF = False\n\r");
-                }
+            fprintf(sdout, "DTMF = True\n\r");
+            
+            cutdown = true;
+        }
+        else
+        {
+            pc.printf("DTMF = False\n\r");
+            fprintf(sdout, "DTMF = False\n\r");
+        }
 
-if (cutdown==1 && attempted != 1){
-        pc.printf("Cutdown Started = %f\n\r",T.read());
-        relay=1;
-        wait(20);
-        relay=0;
-        pc.printf("Cutdown Ended = %f\n\r",T.read());
-        attempted=1;
-        }
-        
+        if(cutdown && !attempted)
+        {
+            pc.printf("Cutdown Started = %f\n\r", t.read());
+            fprintf(sdout, "Cutdown Started = %f\n\r", t.read());
+            
+            relay = 1;
+            wait(20);
+            relay = 0;
+            
+            pc.printf("Cutdown Ended = %f\n\r", t.read());
+            fprintf(sdout, "Cutdown Ended = %f\n\r", t.read());
+            
+            attempted = true;
         }
     }
-
+}