코드

from machine import Pin, PWM

button_pin = Pin(12, Pin.IN, Pin.PULL_UP)

fan1 = PWM(Pin(1))

fan2 = PWM(Pin(5))

fan1.freq(1000)  

fan2.freq(1000)

try:

    while True:

        if button_pin.value() == 0:

            fan1.duty_u16(32768)  

            fan2.duty_u16(32768)

        else:

            fan1.duty_u16(0) 

            fan2.duty_u16(0)

except KeyboardInterrupt:

    fan1.duty_u16(0)

    fan2.duty_u16(0)

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