import time
from machine import Pin 

print("Blinking 3 LED's:")

r=Pin(10,Pin.OUT);
g=Pin(7,Pin.OUT);
b=Pin(5,Pin.OUT);

while(1):
    r.toggle()
    time.sleep(0.5)
    g.toggle()
    time.sleep(0.5)
    b.toggle()
    time.sleep(0.5)