Diff: main.cpp

Revision:

0:ac4b5a202204

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Nov 16 16:24:12 2015 +0000
@@ -0,0 +1,131 @@
+#include "mbed.h"
+
+
+Serial pc(SERIAL_TX, SERIAL_RX);
+
+AnalogIn analog_value(A1);
+
+DigitalOut ledOP(D2); 
+
+BusOut ledS1(D8, D9, D10, D11);
+BusOut ledS2(D12, D13, D14, D15);
+
+
+int main() {
+    pc.printf("DC VOLTMETER \n");
+    
+    while(1) {
+        float value = analog_value.read(); // Converts and read the analog input value (value from 0.0 to 1.0)
+            value = (value * 3300)/1000.0; // Change the value to be in the 0 to 3300 range
+
+        ledOP = 1;
+        pc.printf("%f \n",value);
+        
+        int change = (int)value;
+        float sub = (value*10) - ((float)change*10);
+        ledS2 = change;
+        ledS1 = (int)sub;
+        
+    
+        /*
+        if(value >= 1.0 && value < 2.0)
+        {
+            ledS2 = 1;
+            if(value >= 1.1 && value < 1.2)
+               ledS1 = 1;
+            else if(value >= 1.2 && value < 1.3)
+               ledS1 = 2;
+            else if(value >= 1.3 && value < 1.4)
+               ledS1 = 3;
+            else if(value >= 1.4 && value < 1.5)
+               ledS1 = 4;
+            else if(value >= 1.5 && value < 1.6)
+               ledS1 = 5;
+            else if(value >= 1.6 && value < 1.7)
+               ledS1 = 6;
+            else if(value >= 1.7 && value < 1.8)
+               ledS1 = 7;
+            else if(value >= 1.8 && value < 1.9)
+               ledS1 = 8;
+            else if(value >= 1.9)
+               ledS1 = 9;
+            else
+               ledS1 = 0;
+        }
+        else if(value >=2.0 && value < 3.0)
+        {
+            ledS2 = 2;
+            if(value >= 2.1 && value < 2.2)
+               ledS1 = 1;
+            else if(value >= 2.2 && value < 2.3)
+               ledS1 = 2;
+            else if(value >= 2.3 && value < 2.4)
+               ledS1 = 3;
+            else if(value >= 2.4 && value < 2.5)
+               ledS1 = 4;
+            else if(value >= 2.5 && value < 2.6)
+               ledS1 = 5;
+            else if(value >= 2.6 && value < 2.7)
+               ledS1 = 6;
+            else if(value >= 2.7 && value < 2.8)
+               ledS1 = 7;
+            else if(value >= 2.8 && value < 2.9)
+               ledS1 = 8;
+            else if(value >= 2.9)
+               ledS1 = 9;
+            else
+               ledS1 = 0;  
+        }
+        else if(value >=3.0)
+        {
+            ledS2 = 3;
+            if(value >= 3.1 && value < 3.2)
+               ledS1 = 1;
+            else if(value >= 3.2 && value < 3.29 )
+               ledS1 = 2;
+            else if(value >= 3.25 )
+               ledS1 = 3;
+            else
+               ledS1 = 0;
+        }
+        else
+        {
+            ledS2 = 0;
+            if(value >= 0.1 && value < 0.2)
+               ledS1 = 1;
+            else if(value >= 0.2 && value < 0.3)
+               ledS1 = 2;
+            else if(value >= 0.3 && value < 0.4)
+               ledS1 = 3;
+            else if(value >= 0.4 && value < 0.5)
+               ledS1 = 4;
+            else if(value >= 0.5 && value < 0.6)
+               ledS1 = 5;
+            else if(value >= 0.6 && value < 0.7)
+               ledS1 = 6;
+            else if(value >= 0.7 && value < 0.8)
+               ledS1 = 7;
+            else if(value >= 0.8 && value < 0.9)
+               ledS1 = 8;
+            else if(value >= 0.9)
+               ledS1 = 9;
+            else
+               ledS1 = 0;
+        }*/
+        
+        wait(0.1); // 100 ms
+    }
+}
+
+/*
+BusOut myleds(D12, D13, D14, D15);
+ 
+int main() {
+    while(1) {
+        for(int i=0; i<10; i++) {
+            myleds = i;
+            wait(0.25);
+        }
+    }
+}
+*/
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