import time
time.sleep(0.1) # Wait for USB to become ready

print("Hello, Pi Pico!")
from machine import Pin, PWM
b1 = PWM(Pin(13))
b2 = PWM(Pin(14))
b3 = PWM(Pin(15))
r1 = PWM(Pin(16))
r2 = PWM(Pin(17))
r3 = PWM(Pin(18))

b1.freq(100)
b2.freq(100)
b3.freq(100)
r1.freq(100)
r2.freq(100)
r3.freq(100)
while True:
    for i in range(0,65500,100):
        b1.duty_u16(i)
        b2.duty_u16(i)
        b3.duty_u16(i)
        time.sleep(0.001)
    for i in range(0,65500,100):
        b1.duty_u16(65500-i)
        b2.duty_u16(65500-i)
        b3.duty_u16(65500-i)
        time.sleep(0.001)
    for i in range(0,65500,100):
        r1.duty_u16(i)
        r2.duty_u16(i)
        r3.duty_u16(i)
        time.sleep(0.001)
    for i in range(0,65500,100):
        r1.duty_u16(65500-i)
        r2.duty_u16(65500-i)
        r3.duty_u16(65500-i)
        time.sleep(0.001)