from machine import Pin
from time import sleep_ms

# Define the pins for the buzzer and LEDs
BUZZER_PIN = 4  # Change this value to the pin you are using
LED1_PIN = 0
LED2_PIN = 7
LED3_PIN = 6

# Configure the buzzer and LEDs as output
buzzer = Pin(BUZZER_PIN, Pin.OUT)
led1 = Pin(LED1_PIN, Pin.OUT)
led2 = Pin(LED2_PIN, Pin.OUT)
led3 = Pin(LED3_PIN, Pin.OUT)

def play_tone(frequency, duration):
    period = 1000 // frequency
    cycles = frequency * duration // 1000
    for _ in range(cycles):
        buzzer.on()
        sleep_ms(period // 2)
        buzzer.off()
        sleep_ms(period // 2)

while True:
    # Turn on the first LED and play a tone
    led1.on()
    play_tone(400, 3000)  # Buzzer-like tone for 3 seconds
    print("LED1 on, buzzer-like tone")
    led1.off()

    # Turn on the second LED and play a higher tone
    led2.on()
    play_tone(800, 3000)  # Higher tone for 3 seconds
    print("LED2 on, higher tone")
    led2.off()

    # Turn on the third LED and play an even higher tone
    led3.on()
    play_tone(1200, 3000)  # Even higher tone for 3 seconds
    print("LED3 on, even higher tone")
    led3.off()

    # Wait for 3 seconds before restarting the cycle
    sleep_ms(3000)