PIR 运动传感器的代码未显示 Blynk 的任何输出

问题描述

因此,在这个项目中,我尝试将我的 PIR 传感器开关连接到 Blynk 以通过我的手机打开/关闭。尽管此代码编译得很好,但我没有从 PIR 传感器或 LED 获得任何输出。我通过 ESP8266-01 将它与我的 Arduino 板连接。所以现在我对我的代码错误或只是我的 PIR 传感器不工作感到困惑。请帮忙。提前谢谢你们。

#define BLYNK_PRINT Serial
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>

int led = 9;
int sensor =2;
int state = LOW;    //default,no motion detected
int val = 0;       //variable to store sensor data status

char auth[] = "aIUaQ3TPypvl9uajcOgMHhaWpSkc8dkz";
char ssid[] = "im kinda sus";
char pass[] = "ilovearduino";

void setup(){
Serial.begin(115200);     //getting ready to communicate
Blynk.begin(auth,ssid,pass);
pinMode(led,OUTPUT);        //define led as the output
pinMode(sensor,INPUT);      //define sensor as the input
}


void pirsensor(){
val = digitalRead(sensor);    //read sensor input
if(val == HIGH){    
digitalWrite(led,HIGH);     //if value is high,led light up
delay(500);

if(state == LOW){     //if pir state is low
  Serial.println("Motion Detected!");   //print this line
  state = HIGH;   //pir sensor detect motion
}
}
else if(state == HIGH) {
      digitalWrite(led,LOW);   // if not led turn off
      delay(500);
      Serial.println("Motion Stopped!");    // print this line
      state = LOW; 
      }

}

BLYNK_WRITE(V0){
int led = param.asInt(); //led is connected to virtual pin 0
}

void loop(){
Blynk.run();  //blynk starts to run

}

解决方法

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