   r = map(r, 0, 255, 255, 0);
   g = map(g, 0, 255, 255, 0);
   b = map(b, 0, 255, 255, 0);
-  analogWrite(REDLITE, r); 
-  analogWrite(GREENLITE, g); 
-  analogWrite(BLUELITE, b);
+  //analogWrite(REDLITE, r); 
+  //analogWrite(GREENLITE, g); 
+  //analogWrite(BLUELITE, b);
 }
 
 

  lcd.setCursor(0, 2);
  lcd.print("TGT");

  pinMode(REDLITE, OUTPUT); 
  pinMode(GREENLITE, OUTPUT); 
  pinMode(BLUELITE, OUTPUT);
  setBacklight(255, 0, 0);

  //Serial.begin(115200);
  int can_init = mcp2515_init(1); //CANSPEED_500 = 1

  
  //double afr = 12.5;
  //double tgt = 14.7;
  lcd.clear();

  lcd.begin(20, 4);
  lcd.print("AFR");
  lcd.setCursor(0, 2);
  lcd.print("TGT");
  

  

  if(afr >= 10.0 && afr <= 20.0) {
    lcd.setCursor(4, 0);
    lcd.print(afr);
    draw_bar(afr, 1, 10, 20);  
  }
  if(tgt >= 10.0 && tgt <= 20.0) {
    lcd.setCursor(4, 2);
    lcd.print(tgt);
    draw_bar(tgt, 3, 10, 20);  
  }
  
  delay(300);
}

void draw_bar(double value, int row, double minimum, double maximum) {
