Diff: main.cpp

Revision:

0:f4a7cf9ea593

diff -r 000000000000 -r f4a7cf9ea593 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Jul 31 17:21:00 2020 +0000
@@ -0,0 +1,69 @@
+#include "mbed.h"
+#include "C12832_lcd.h"
+
+const float WaterSetPoint = 0.5f;
+
+
+C12832_LCD lcd;                                 //define object lcd
+
+AnalogIn WaterLevelSensor(p19);                       //Left pot simulates level of water
+AnalogIn ChlorineLevelSensor(p20);                    //right pot simulater level of chlorine
+
+
+
+int main()
+{
+
+    lcd.cls();                                  //clear lcd
+    lcd.set_contrast(15);                       //lcd contrast set value 15 (0-63)
+
+
+    while(1) {
+        lcd.cls();
+        float WaterLevel = WaterLevelSensor;
+        float ChlorineLevel = ChlorineLevelSensor;
+
+        lcd.locate(0,0);
+        lcd.printf("Chlorine : %.2f",ChlorineLevel);
+
+        lcd.locate(0,9);
+        lcd.printf("Water    : %.2f",WaterLevel);
+
+        float WaterError = WaterSetPoint - WaterLevel;
+
+        if(WaterError > 0) {
+            lcd.locate(0,18);
+            lcd.printf("Pump ON ");
+        } else {
+            lcd.locate(0,18);
+            lcd.printf("Pump OFF");
+        }
+
+        if(WaterError > 0) {
+            lcd.locate(0,18);
+            lcd.printf("Pump ON ");
+        } else {
+            lcd.locate(0,18);
+            lcd.printf("Pump OFF");
+        }
+
+        if(ChlorineLevel > 0.2f) {
+            lcd.locate(50,18);
+            lcd.printf("Cl:OFF");
+        }
+        if((ChlorineLevel <=0.2)&&(ChlorineLevel> 0.1f)) {
+            lcd.locate(50,18);
+            lcd.printf("Cl: 1 shot");
+        }
+        if(ChlorineLevel <=0.1) {
+            lcd.locate(50,18);
+            lcd.printf("Cl: 2 shots");
+        }
+
+
+
+
+
+        wait(1);
+    }
+}