diff --git a/FSM_Interrupt_01/FSM_Interrupt_00.ino~ b/FSM_Interrupt_01/FSM_Interrupt_00.ino~
deleted file mode 100644
index 8221dd4..0000000
--- a/FSM_Interrupt_01/FSM_Interrupt_00.ino~
+++ /dev/null
@@ -1,198 +0,0 @@
-/*
- The circuit:
- * pushbutton attached to pin 2 from +5V
- * 10K resistor attached to pin 2 from ground
- * LED attached from pin 13 to ground (or use the built-in LED on
-   most Arduino boards)
-
- */
-
-// this constant won't change:
-const byte ledPin = 13;      // the pin that the LED is attached to
-const byte interruptPin = 2; // the pin that the pushbutton is attached to
-
-
-// Variables will change:
-int buttonPushCounter = 0;   // counter for the number of button presses
-int buttonState = 0;         // current state of the button
-int lastButtonState = 0;     // previous state of the button
-
-byte led_state = LOW;
-volatile int FSM_state = 0;
-
-#define DEBOUNCE_DELAY 100 // in ms
-
-volatile uint32_t last_interrupt_time = 0;
-
-
-//------------------------------------------------------------------------------
-void setup() {
-  // initialize the button pin as a input:
-  pinMode(interruptPin, INPUT);
-  attachInterrupt(digitalPinToInterrupt(interruptPin), blink_ISR, CHANGE);
-  //attachInterrupt(digitalPinToInterrupt(interruptPin), blink_ISR, RISING);
-  //attachInterrupt(digitalPinToInterrupt(interruptPin), blink, FALLING);
-   
-  // initialize the LED as an output:
-  pinMode(ledPin, OUTPUT);
-    digitalWrite(ledPin, led_state);
-  // initialize serial communication:
-  Serial.begin(9600);
-}
-
-//------------------------------------------------------------------------------
-void loop() {
-	switch(FSM_state){
-	case 0: 
-	break;
-  
-	case 1: 
-  //detachInterrupt(digitalPinToInterrupt(interruptPin));
-
-  botton_status();
-	break;
-
-  case 2: 
-  //led_state = !led_state;
-  FSM_state=3;
-  break;
-  
-	case 3: 
-	led_on();
-	FSM_state=0;
-	break;
-  
-  //default:
-  
-  }
-}
-
-//------------------------------------------------------------------------------
-void blink_ISR() {
-//Debounce Routine  
-  uint32_t interrupt_time = millis();
-  if (interrupt_time - last_interrupt_time > DEBOUNCE_DELAY) {
-  FSM_state = 1;
-  }
-  last_interrupt_time = interrupt_time;
-
-  }
-//------------------------------------------------------------------------------
-
-
-//------------------------------------------------------------------------------
-void botton_status(){
-   Serial.println("Int OFF");
-   Serial.println("Status 1");
-   Serial.println("Botton Pressed...");
-      // read the pushbutton input pin:
-  buttonState = digitalRead(interruptPin);
-     if (buttonState == HIGH) {
-    led_state = !led_state;
-    buttonPushCounter++;
-   Serial.print("Bottone Premuto: ");
-   Serial.println(buttonPushCounter);
-    FSM_state=2;
-     }
-    else {
-      led_null();
-      }
-}
-//------------------------------------------------------------------------------
-
-//------------------------------------------------------------------------------
-void led_on(){
-  Serial.println("Status 3");
-  digitalWrite(ledPin, led_state);
-  Serial.print("Led status: ");
-  Serial.println(led_state);
-  //attachInterrupt(digitalPinToInterrupt(interruptPin), blink_ISR, RISING);
-  //attachInterrupt(digitalPinToInterrupt(interruptPin), blink_ISR, CHANGE);
-  Serial.println("Int ON");
-}
-//------------------------------------------------------------------------------
-
-void led_null(){
-  //attachInterrupt(digitalPinToInterrupt(interruptPin), blink_ISR, RISING);
-  //attachInterrupt(digitalPinToInterrupt(interruptPin), blink_ISR, CHANGE);
-FSM_state=0;
-}
-//------------------------------------------------------------------------------
-
-/*
-
-
-  // read the pushbutton input pin:
-  buttonState = digitalRead(buttonPin);
-
-  // compare the buttonState to its previous state
-  if (buttonState != lastButtonState) {
-    // if the state has changed, increment the counter
-    if (buttonState == HIGH) {
-      // if the current state is HIGH then the button
-      // wend from off to on:
-      buttonPushCounter++;
-      Serial.println("on");
-      Serial.print("number of button pushes:  ");
-      Serial.println(buttonPushCounter);
-    } else {
-      // if the current state is LOW then the button
-      // wend from on to off:
-      Serial.println("off");
-    }
-    // Delay a little bit to avoid bouncing
-    delay(50);
-  }
-  // save the current state as the last state,
-  //for next time through the loop
-  lastButtonState = buttonState;
-
-
-  // turns on the LED every four button pushes by
-  // checking the modulo of the button push counter.
-  // the modulo function gives you the remainder of
-  // the division of two numbers:
-  if (buttonPushCounter % 4 == 0) {
-    digitalWrite(ledPin, HIGH);
-  } else {
-    digitalWrite(ledPin, LOW);
-  }
-
-*/
-
-
-/*
-#include <EnableInterrupt.h>
-
-#define BUTTON_PIN 5
-#define DEBOUNCE_DELAY 100 // in ms
-
-uint32_t last_interrupt_time = 0;
-uint8_t led_status = 0;
-
-void setup() {
-  pinMode(BUTTON_PIN, INPUT);
-  pinMode(LED_BUILTIN, OUTPUT);
-  enableInterrupt(BUTTON_PIN, isr_handler, RISING);
-}
-
-void loop() {
-  // zZz
-}
-
-void isr_handler() {
-  uint32_t interrupt_time = millis();
-
-  if (interrupt_time - last_interrupt_time > DEBOUNCE_DELAY) {
-    led_status = !led_status;
-    digitalWrite(LED_BUILTIN, led_status);
-  }
-
-  last_interrupt_time = interrupt_time;
-} 
- */
-
-
-
-
-