arduino ESP32 002 wokwi在线仿真点亮小灯-编程知识

arduino ESP32 002 wokwi在线仿真点亮小灯

wokwi

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点亮小灯

ESP-IDF

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#include <stdio.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/gpio.h"#define PIN_LED_1 GPIO_NUM_16void setup() {// 设置LED引脚为输出gpio_reset_pin(PIN_LED_1);// esp_rom_gpio_pad_select_gpio(PIN_LED_1);//IO Pad 配置为通用输入输出模式 https://github.com/espressif/esp-idf/blob/master/components/esp_rom/include/esp_rom_gpio.hgpio_set_direction(PIN_LED_1, GPIO_MODE_OUTPUT);// 将 PIN_LED_1 引脚配置为输出模式
}void app_main() {setup();for(int i=0;i<100;i++){// 点亮LEDgpio_set_level(PIN_LED_1, 1); // 将该 GPIO 引脚的电平设置为高电平vTaskDelay(1000 / portTICK_PERIOD_MS);gpio_set_level(PIN_LED_1, 0);vTaskDelay(1000 / portTICK_PERIOD_MS);}
}

Arduino开发环境

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#include <Arduino.h>
#include <stdio.h>
// 定义LED引脚
int pinled = 4;
int pinled_2 = 16;
int pinled_3 = 17;void setup() {// 初始化串口通信Serial.begin(115200);// 设置LED引脚为输出pinMode(pinled, OUTPUT);pinMode(pinled_2, OUTPUT);pinMode(pinled_3, OUTPUT);
}void loop() {// 点亮第一个LEDdigitalWrite(pinled, HIGH);delay(1000); // 延迟1秒digitalWrite(pinled, LOW);// 点亮第二个LEDdigitalWrite(pinled_2, HIGH);delay(1000); // 延迟1秒digitalWrite(pinled_2, LOW);// 点亮第三个LEDdigitalWrite(pinled_3, HIGH);delay(1000); // 延迟1秒digitalWrite(pinled_3, LOW);
}

python

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# https://wokwi.com/projects/359801682833812481
from machine import Pin
from utime import sleepprint("Hello, ESP32!")led = Pin(15, Pin.OUT)
while True:led.on()sleep(0.5)led.off()sleep(0.5)

RUST

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//! Blinks an LED  https://wokwi.com/projects/341952826535051858
//!
//! This assumes that a LED is connected to the pin assigned to `led`. (GPIO4)#![no_std]
#![no_main]use esp_backtrace as _;
use esp_println::println;
use hal::{clock::ClockControl, gpio::IO, peripherals::Peripherals, prelude::*, Delay};#[entry]
fn main() -> ! {let peripherals = Peripherals::take();let system = peripherals.SYSTEM.split();let clocks = ClockControl::boot_defaults(system.clock_control).freeze();// Set GPIO4 as an output, and set its state high initially.let io = IO::new(peripherals.GPIO, peripherals.IO_MUX);let mut led = io.pins.gpio4.into_push_pull_output();led.set_high().unwrap();// Initialize the Delay peripheral, and use it to toggle the LED state in a// loop.let mut delay = Delay::new(&clocks);println!("Hello world!");loop {delay.delay_ms(1000u32);led.toggle().unwrap();}
}