from machine import Pin
import time

# Set up the onboard LED (GPIO 25 on Raspberry Pi Pico)
led = Pin("LED", Pin.OUT)

# Counter for cycles
cycle_count = 0

# Main loop
while True:
    if cycle_count % 2 == 0:  # Every even cycle: 1 second ON/OFF
        led.value(1)  # Turn LED ON
        time.sleep(1)
        led.value(0)  # Turn LED OFF
        time.sleep(1)
    else:  # Every odd cycle: 2 seconds ON/OFF
        led.value(1)  # Turn LED ON
        time.sleep(2)
        led.value(0)  # Turn LED OFF
        time.sleep(2)
    
    cycle_count += 1  # Increment the cycle count