# print("Hello, ESP32!")
# write a uPython script to toggle LEDs in the following pattern :
# 1. led1,2,3 on for 1 sec then 1,2,3 off for 1 sec
# 2.led4,5,6 on for 2 sec then 4,5,6, off for 2 sec
# 3.  led 7,8,9 for 3 sec then 7,8,9  off for 3 sec

# CLK=GPIO6

# 2,3,4
# 7,8,9
# 34,35,36

# D0=GPIO7
# D1=GPIO8
# D2=GPIO9


from machine import Pin
from time import sleep

led1 = Pin(13, Pin.OUT)
led2 = Pin(12, Pin.OUT)
led3 = Pin(14, Pin.OUT)

led4 = Pin(25, Pin.OUT)
led5 = Pin(26, Pin.OUT)
led6 = Pin(27, Pin.OUT)

led7 = Pin(15, Pin.OUT)
led8 = Pin(2, Pin.OUT)
led9 = Pin(4, Pin.OUT)



while True:
    led1.on()
    led2.on()
    led3.on()
    sleep(1)
    led1.off()
    led2.off()
    led3.off()
    sleep(1)


    led4.on()
    led5.on()
    led6.on()
    sleep(2)
    led4.off()
    led5.off()
    led6.off()
    sleep(2)

    led7.on()
    led8.on()
    led9.on()
    sleep(3)
    led7.off()
    led8.off()
    led9.off()
    sleep(3)