from machine import Pin
from time import sleep

# Define pins for LEDs
led1 = Pin(2, Pin.OUT)   # Built-in LED
led2 = Pin(4, Pin.OUT)   # External LED on GPIO 4
led3 = Pin(5, Pin.OUT)   # External LED on GPIO 5

# Define pins for buttons
button1 = Pin(12, Pin.IN, Pin.PULL_UP)   # Button to turn ON all LEDs
button2 = Pin(14, Pin.IN, Pin.PULL_UP)   # Button to turn OFF all LEDs
button3 = Pin(27, Pin.IN, Pin.PULL_UP)   # Button to TOGGLE all LEDs

# Group LEDs for easier control
leds = [led1, led2, led3]

while True:
    if button1.value() == 0:   # Button 1 pressed
        for led in leds:
            led.on()
        print("All LEDs ON")

    if button2.value() == 0:   # Button 2 pressed
        for led in leds:
            led.off()
        print("All LEDs OFF")

    if button3.value() == 0:   # Button 3 pressed
        for led in leds:
            led.value(not led.value())   # Toggle each LED
        print("All LEDs TOGGLED")
        sleep(0.1)   # Debounce delay

    sleep(0.01)   # Small delay for stability