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SunFounder ESP32 User Manual

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SunFounder ESP32 Starter Kit
Code
Note:
Open the 2.2_fading_led.py file located in the esp32-starter-kit-main\micropython\codes path, or
copy and paste the code into Thonny. Then, click “Run Current Script” or press F5 to execute it.
Make sure to select the “MicroPython (ESP32).COMxx” interpreter in the bottom right corner.
# Import the necessary libraries
from machine import Pin, PWM
import time
# Create a PWM object
led = PWM(Pin(26), freq=1000)
while True:
# Gradually increase brightness
for duty_cycle in range(0, 1024, 1):
led.duty(duty_cycle)
time.sleep(0.01)
# Gradually decrease brightness
(continues on next page)
3.8. 2.2 Fading LED 313

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SunFounder ESP32 Specifications

General IconGeneral
BrandSunFounder
ModelESP32
CategoryController
LanguageEnglish