from machine import Pin, PWM
from time import sleep

red = PWM(Pin(13))
green = PWM(Pin(14))
blue = PWM(Pin(15))
leds = [red, green, blue]
for led in leds:
    led.freq(1001)

while True:
    #red
    red.duty_u16(64000)
    green.duty_u16(0)
    blue.duty_u16(0)
    sleep(1)
    #orange
    red.duty_u16(64000)
    green.duty_u16(16000)
    blue.duty_u16(0)
    sleep(1)
    #yellow
    red.duty_u16(64000)
    green.duty_u16(64000)
    blue.duty_u16(0)
    sleep(1)
    #green
    red.duty_u16(0)
    green.duty_u16(64000)
    blue.duty_u16(0)
    sleep(1)
    # light blue
    red.duty_u16(16000)
    green.duty_u16(40000)
    blue.duty_u16(64000)
    sleep(1)
    #blue
    red.duty_u16(0)
    green.duty_u16(0)
    blue.duty_u16(64000)
    sleep(1)
    #purple
    red.duty_u16(16000)
    green.duty_u16(0)
    blue.duty_u16(64000)
    sleep(1)