#define LED1 3
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32-S3!");
  //设置LED1引脚为输出模式
  pinMode(LED1, OUTPUT);
  //LED1引脚输出高电平，点亮
  digitalWrite(LED1, HIGH);
  
}

void loop() {
  digitalWrite(LED1, HIGH);//LED1引脚输出高电平，点亮
  delay(1000);//延时200ms
  digitalWrite(LED1, LOW);//LED1引脚输出低电平，熄灭
  delay(1000);//延时200ms
  // put your main code here, to run repeatedly:
  //delay(10); // this speeds up the simulation
}