Diff: main.cpp

Revision:

1:96f27c31a52b

Parent:

0:6ebfd28a8b0c

--- a/main.cpp	Wed Mar 09 08:30:01 2016 +0000
+++ b/main.cpp	Tue Mar 28 16:34:53 2017 +0000
@@ -1,22 +1,83 @@
 #include "mbed.h"
 #include "N5110.h"
+
+
 #define dp23 P0_0
+#define NUMOFMEASURES 15
+
+DigitalIn switchButton(dp1);
+DigitalOut enable(dp14);
+AnalogIn aIn(dp9);
+N5110 display(dp4, dp24, dp23, dp25, dp2, dp6, dp18);
+
+int measureType(0), measureNum(0);
+float measured[NUMOFMEASURES], avg(0);
 
-//N5110 lcd(VCC,SCE,RST,DC,MOSI,SCLK,LED));
-N5110 lcd(dp4,dp24,dp23,dp25,dp2,dp6,dp18);
+void Button()
+{
+    static int oldValue(0);
+    
+    if(oldValue == 0 && switchButton == 1)
+        measureType++;
+        if(measureType==2) measureType = 0;
+        
+        oldValue = switchButton;
+}
 
-DigitalOut enable(dp14);
-
-int main() {
+void TakeMeasure()
+{
+    if(measureNum < NUMOFMEASURES)
+    {
+        measured[measureNum] = aIn;
+        measureNum++;
+        return;
+    }
+    
+    float sumOfMeasures(0);
+    for(int i = 0; i < NUMOFMEASURES - 1; i++)
+    {
+        measured[i] = measured[i+1];
+        sumOfMeasures+=measured[i];
+    }
     
-    //deaktivacija led dioda
-    enable=1;
+    measured[measureNum- 1] = aIn;
+    sumOfMeasures+=aIn;
+    avg = sumOfMeasures / NUMOFMEASURES;
+}
+
+void RefreshDisplay()
+{
+    char placeholder[10];
+    
     
-    //inicijalizacija displeja
-    lcd.init();
+    if(measureType == 0)
+    {
+        sprintf(placeholder, "%.2f V", (avg * 3.3));  
+    }else if (measureType == 1)
+    {
+        sprintf(placeholder, "%.2f Ohm", (10000*(avg)));
+    }
+    
+    display.printString("                ", 0, 0); 
+    display.printString(placeholder, 0, 0);
     
-    //prikaz stringa
-    lcd.printString("Mi volimo US!",0,0);
+    
+}
+
+
+int main()
+{
+    enable = 1;
+    display.init();
     
-    while(1);
+    display.printString("Agent 16796", 0 , 2);
+    display.printString("Agent 17345", 0 , 3);
+    while(1) {
+        Button();
+        TakeMeasure();
+        RefreshDisplay();
+        wait(0.1);
+    }
+    
+    return 0;
 }