Diff: Calculate.cpp

Revision:

26:4289549b2d21

Parent:

25:bab86a12e9ad

Child:

29:3ef0b7773ff6

Child:

30:ab3a436e8968

diff -r bab86a12e9ad -r 4289549b2d21 Calculate.cpp
--- a/Calculate.cpp	Tue Jul 07 14:12:51 2015 +0000
+++ b/Calculate.cpp	Tue Jul 07 14:52:10 2015 +0000
@@ -3,36 +3,37 @@
 #include <string>
 #include <iostream>
  //mbed pins
-extern Serial pc;
-                                         //defines the communication between MBed and pc
-DigitalIn sensor[3] = {p8,p9,p10};                                                       //input from diode. Digital 1 is beam unbroken?
- 
-
-DigitalOut led(LED1);    
+extern Serial pc;                                                                   //defines the communication between MBed and pc
+int NoOfPins = 6;                                                                         //for how many sensors there are       
+DigitalIn sensor[6] = {p8,p9,p10,p11,p12,p13};                                                       //array of sensors.   
 //c++ variables
-    time_t sensor_time ;
-    double sensor2Seconds; 
-    double sensor3Seconds;
-                                                   //testing purposes 
-int calculate()
+    time_t sensor_time ;                            //time at which sensor is broken
+    double timeDifference;                          //time between 2 sensors - not used right now
+    double times[6];                                //array the size of #pins
+                                                  
+int calculate()                                                          //the one method
 {
     pc.printf("new program \n");                                            //alert user of initialisation   
       
-    int i = 0; 
-    while( i < 3)
+    int i = 0;                                                              //for counter
+    while( i < NoOfPins)                                                    //for every pin
     {
-        while(!sensor[i]) 
+        while(!sensor[i])                                                   //while not pin. while loop ends after last sensor
         {
-            if(sensor[i + 1]) {
-                sensor_time = time(NULL); 
-                i++; 
-                }                                                         //error checking incase next one is done
+            if(sensor[i + 1]) {                                             //error bypassing measures incase one is missed will continue as normal
+                sensor_time = time(NULL);                                       //get time
+                i++;                                                           //error bypassing incase next one is done
+                }                                                         
         }
-        sensor_time = time(NULL); 
-        pc.printf(" %dth sensor  %d : \t", i,sensor_time);  
-        i++;
-    } 
+        sensor_time = time(NULL);                                               //get time
+        pc.printf(" %dth sensor  %d : \t", i,sensor_time);                      //print time 
+        times[i] = sensor_time;                                                     //add tiem to the array
+        i++;                                                                      //move onto next sensor
+    }   
       pc.printf("Calculate completed"); 
+      for (int i = 6 - 1; i >= 0; i--) {                 //code for printing the array times
+        pc.printf("%d", times[i]);                       //^
+        }
        
       
 }