└── Regenerative braking for ev


/Regenerative braking for ev:
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  1 | #include <LiquidCrystal_I2C.h> //Library for I2C lcd
  2 | LiquidCrystal_I2C lcd(0x27,20,4);
  3 | 
  4 | #define ON 1
  5 | #define OFF 0
  6 | #define CC_MODE 1
  7 | #define CV_MODE 0
  8 | #define OUTPUT_RELAY1 2
  9 | #define OUTPUT_RELAY2 3
 10 | #define Blinker 8
 11 | 
 12 | float EMF_BAT1 = 0;
 13 | float EMF_BAT2 = 0;
 14 | int EMF_MIN = 350;
 15 | int EMF_MAX = 360;
 16 | int Relay1status = CV_MODE; 
 17 | int Relay2status = CV_MODE;
 18 | char TEMP_STR[10];
 19 | 
 20 | 
 21 | void setBlinker ( int status )
 22 | {
 23 |   if (status) //== on
 24 |     digitalWrite(Blinker,HIGH);
 25 |   else // off
 26 |     digitalWrite(Blinker,LOW);
 27 | }
 28 | 
 29 | void setRelay1 ( int status )
 30 | {
 31 | 
 32 |   Relay1status = status;
 33 |   if (status) //== on
 34 |     digitalWrite(OUTPUT_RELAY1,HIGH);
 35 |   else // off
 36 |     digitalWrite(OUTPUT_RELAY1,LOW);
 37 | 
 38 | }
 39 | //===============================================================
 40 | void setRelay2 ( int status )
 41 | {
 42 |   Relay2status = status;
 43 |   if (status) //== on
 44 |     digitalWrite(OUTPUT_RELAY2,HIGH);
 45 |   else // off
 46 |     digitalWrite(OUTPUT_RELAY2,LOW);
 47 | 
 48 | }
 49 | 
 50 | void setup() {
 51 |   Serial.begin(9600);
 52 |   lcd.begin(); //initialization the lcd
 53 |   lcd.backlight();
 54 |   pinMode(OUTPUT_RELAY1, OUTPUT);
 55 |   pinMode(OUTPUT_RELAY2, OUTPUT);
 56 |   lcd.setCursor(0,0);
 57 |   lcd.print("LiFePO4 Charger");
 58 |   delay(2000);
 59 |   lcd.clear();
 60 | }
 61 | 
 62 | void loop() {
 63 |   setBlinker(OFF);
 64 |   delay(100);
 65 |   setBlinker(ON);
 66 |   delay(100);
 67 |   int Value1 =  analogRead(A0);
 68 |   int Value2 =  analogRead(A1);
 69 |   EMF_BAT1 = Value1 * ((10.0)/1023.0);
 70 |   EMF_BAT2 = Value2 * ((10.0)/1023.0);
 71 |   Serial.println(EMF_BAT1);
 72 |   Serial.println(EMF_BAT2);
 73 |   lcd.setCursor(0,0);
 74 |   lcd.print("BAT1:");
 75 |   if(Relay1status == CC_MODE && Value1>600)
 76 |   {
 77 |     lcd.print(F("FULL/ABSENT"));
 78 |     setRelay1(CV_MODE);
 79 |     }
 80 |     else if(Relay1status == CV_MODE && Value1>=430)
 81 |     {
 82 |       lcd.print(F("FULL/ABSENT"));
 83 |       setRelay1(CV_MODE);
 84 |       }
 85 |       else if(Value1<250)
 86 |       {
 87 |         lcd.print(EMF_BAT1);
 88 |         lcd.print (F("DEAD/ERR  "));
 89 |         setRelay1(CV_MODE);
 90 |         }
 91 |         else if(Value1>345)
 92 |       {
 93 |         lcd.print(EMF_BAT1);
 94 |         lcd.print (F("V   CV "));
 95 |         setRelay1(CV_MODE);
 96 |         }
 97 |         else if(Value1<=345)
 98 |       {
 99 |         lcd.print(EMF_BAT1);
100 |         lcd.print (F("V   CC "));
101 |         setRelay1(CC_MODE);
102 |         }
103 | 
104 |         
105 |   lcd.setCursor(0,1);
106 |   lcd.print("BAT2:");
107 |   if(Relay2status == CC_MODE && Value2>600)
108 |   {
109 |     lcd.print(F("FULL/ABSENT"));
110 |     setRelay2(CV_MODE);
111 |     }
112 |     else if(Relay2status == CV_MODE && Value2>=430)
113 |     {
114 |       lcd.print(F("FULL/ABSENT"));
115 |       setRelay2(CV_MODE);
116 |       }
117 |       else if(Value2<250)
118 |       {
119 |         lcd.print(EMF_BAT2);
120 |         lcd.print (F("DEAD/ERR  "));
121 |         setRelay2(CV_MODE);
122 |         }
123 |         else if(Value2>345)
124 |       {
125 |         lcd.print(EMF_BAT2);
126 |         lcd.print (F("V   CV "));
127 |         setRelay2(CV_MODE);
128 |         }
129 |         else if(Value2<=345)
130 |       {
131 |         lcd.print(EMF_BAT2);
132 |         lcd.print (F("V   CC "));
133 |         setRelay2(CC_MODE);
134 |         }
135 |   
136 | }
137 | 


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