Diff: BatteryState.cpp

Revision:

4:f91f45d52f9b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/BatteryState.cpp	Fri Jul 15 12:48:06 2016 +0000
@@ -0,0 +1,37 @@
+#include "mbed.h"
+#include "BatteryState.h"
+#define batVoltage_Factor_48V 0.001510643 //Voltage increase when readValue increases with 1.
+                                           // calculated for max 60V 
+
+
+
+BatteryState::BatteryState(PinName pin, batteryType batType):
+    batteryPin(pin),
+    type(batType){
+        }
+
+uint8_t BatteryState::getBatteryPercentage(){
+    uint16_t readValue = /*34500;*/batteryPin.read_u16();//reading the adc value
+    
+    if (type == Battery48V){
+    double BatVoltage = (readValue * batVoltage_Factor_48V); // convert it to battery voltage
+    
+    if(BatVoltage > 54) return 100;
+    else if (BatVoltage > 53.22) return 95;
+    else if (BatVoltage > 52.86) return 90;
+    else if (BatVoltage > 52.69) return 80;
+    else if (BatVoltage > 52.53) return 70;
+    else if (BatVoltage > 52.35) return 60;
+    else if (BatVoltage > 52.18) return 50;
+    else if (BatVoltage > 51.82) return 40;
+    else if (BatVoltage > 51.47) return 30;
+    else if (BatVoltage > 51.14) return 20;
+    else if (BatVoltage > 50.61) return 10;
+    else  return 0;
+    }
+    else if (type == Battery12V){
+        return 37; //TODO
+    }
+    return 0;
+}
+    
\ No newline at end of file