# Rui Santos & Sara Santos - Random Nerd Tutorials
# Complete project details at https://RandomNerdTutorials.com/raspberry-pi-pico-interrupts-micropython/

from machine import Pin

led = Pin(20, Pin.OUT)
button = Pin(21, Pin.IN, Pin.PULL_DOWN)
counter = 0   # Initialize the button press count

def button_pressed(pin):
    global counter # Declare variable as global
    counter +=1
    print("Button Pressed! Count: ", counter)
    
    # Toggle the LED on each button press
    led.value(not led.value())

# Attach the interrupt to the button's rising edge
button.irq(trigger=Pin.IRQ_RISING, handler=button_pressed)