PWM-呼吸燈-mpython

呼吸燈

micropython esp32

發布日期: 2021-08-29

更新日期: 2021-08-29

閱讀次數:

PWM-呼吸燈-mpython

tags: `micropython`

所需零件

ESP32
5mm LED
330 歐姆電阻
麵包板
跳線

程式碼

參照–我的micropython函式筆記本

from machine import Pin, PWM

from time import sleep


led = PWM(Pin(4), freq=5000)

while True:

    for duty_cycle1 in range(0, 1000, 10):

        led.duty(duty_cycle1)

        sleep(0.05)

    for duty_cycle2 in range(1000, 0, -10):

        led.duty(duty_cycle2)

        sleep(0.05)