 
 #define PULSES_PER_KWH 375
 #define WH_PER_PULSE (1000.0F / PULSES_PER_KWH)
+
+#define BTN_1 9
+#define BTN_2 8
+#define BTN_3 7
+#define BTN_4 6
+#define PULSE_PIN 5
+#define DEBUG_LED 10
 
 int pulse_count_current_kwh;
 


bool isConnected = false;

void setup() {
  ui.setTargetFPS(30);
  ui.setActiveSymbole(activeSymbole);

  // put your setup code here, to run once:
  // initialize the digital pin as an output.
  pinMode(1, OUTPUT); //LED on Model A   
  attachInterrupt(digitalPinToInterrupt(PULSE_PIN), trigger_pulse, FALLING);
  pinMode(DEBUG_LED, OUTPUT);//Debugging LED
  attachInterrupt(digitalPinToInterrupt(BTN_1), toggle_b1, FALLING);
  attachInterrupt(digitalPinToInterrupt(BTN_2), toggle_b2, FALLING);
  attachInterrupt(digitalPinToInterrupt(BTN_3), toggle_b3, FALLING);
  attachInterrupt(digitalPinToInterrupt(BTN_4), toggle_b4, FALLING);
}

bool btn_state = false;

void loop() {
  int remainingTimeBudget = ui.update();
  yield();
  long deadline = millis() + remainingTimeBudget;
  if (remainingTimeBudget > 0) {
    
    if(b1_pressed == true) {
      ui.nextFrame();
      b1_pressed = false;
    }
    
    if(b2_pressed == true) {
      ui.previousFrame();
      b2_pressed = false;
    }
    
    if(b3_pressed == true) {
      //handle b3
      b3_pressed = false;
    }
    
    if(b4_pressed = true) {
      //handle b4
      b4_pressed = false;
    }
    
    if(pulse_triggered == true) {
        pulse_count_current_kwh++;
        if(pulse_count_current_kwh == PULSES_PER_KWH) {
          consumption_total++;
