from machine import Pin
from time import sleep
print("Halo, ESP32!")
# LED 1 di GPIO 15
led1 = Pin(15, Pin.OUT)
# LED 2 di GPIO 2
led2 = Pin(2, Pin.OUT)
while True:
# LED 1 ON, LED 2 OFF
led1.on()
led2.off()
sleep(0.5)
# LED 1 OFF, LED 2 ON
led1.off()
led2.on()
sleep(0.5)