基于ESP8266的智能储藏柜

请注意，本文编写于 1010 天前，最后修改于 951 天前，其中某些信息可能已经过气。

本次直接分享源码，相关说明视频请参考https://www.bilibili.com/video/BV1UP4y1E7xS/

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//Create by F_KUN
//https://fkun.tech/

#include <Arduino.h>
#include <ESP8266WiFi.h>
#include <Hash.h>
#include <ESPAsyncTCP.h>
#include <ESPAsyncWebServer.h>
#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <SPI.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Wire.h>
//以上部分库请在网上搜索下载
#define OLED_RESET 16 //D0
#define OLED_CLK   5  //D1
#define OLED_MOSI  4  //D2
#define OLED_DC    0  //D3
#define OLED_CS    2  //D4
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define DHTPIN 13
#define DHTTYPE  DHT22
#define buzzerPin 3

Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT,
                         OLED_MOSI, OLED_CLK, OLED_DC, OLED_RESET, OLED_CS);
const char* ssid = "your SSID";
const char* password = "Wifi passwd";
const char* PARAM_INPUT_1 = "output";
const char* PARAM_INPUT_2 = "state";

DHT dht(DHTPIN, DHTTYPE);
float t = 0.0;
float h = 0.0;
const int relayPin1 = 14; //Dehumidifier
const int relayPin2 = 12;// Light
const int doorpin = 1;
int isauto = 0;
int light = 0;
int Dehumidifier = 0;
int nlight = 0;
int nDehumidifier = 0;
int doorstat = 0;
int dlaststate = 0;
int llaststate = 0;
int humion = 0;
String outputState(int output);
String checkisauto();
AsyncWebServer server(80);
unsigned long previousMillis = 0;
const long interval = 2000;
const char index_html[] PROGMEM = R"rawliteral(
<!DOCTYPE HTML>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1"> 
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.7.2/css/all.css" integrity="sha384-fnmOCqbTlWIlj8LyTjo7mOUStjsKC4pOpQbqyi7RrhN7udi9RwhKkMHpvLbHG9Sr" crossorigin="anonymous"> 
<style>
html { font-family: Arial; display: inline-block; margin: 0px auto; text-align: center; } 
h2 { font-size: 3.0rem; } 
p { font-size: 3.0rem; } 
.units { font-size: 1.2rem; } 
.dht-labels{ font-size: 1.5rem; vertical-align:middle; padding-bottom: 15px; } 
    .switch {position: relative; display: inline-block; width: 120px; height: 68px} 
    .switch input {display: none}
    .slider {position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-color: #ccc; border-radius: 6px}
    .slider:before {position: absolute; content: ""; height: 52px; width: 52px; left: 8px; bottom: 8px; background-color: #fff; -webkit-transition: .4s; transition: .4s; border-radius: 3px}
    input:checked+.slider {background-color: #b30000}
    input:checked+.slider:before {-webkit-transform: translateX(52px); -ms-transform: translateX(52px); transform: translateX(52px)}
</style> 
</head> 
<body> 
<h2>FKUN_Archive_Control</h2> 
<p> 
<i class="fas fa-thermometer-half" style="color:#059e8a;"></i>
<span class="dht-labels">Temperature</span> 
<span id="temperature">%TEMPERATURE%</span>
<sup class="units">&deg;C</sup> </p>
<p>
<i class="fas fa-tint" style="color:#00add6;"></i>
<span class="dht-labels">Humidity</span> 
<span id="humidity">%HUMIDITY%</span> 
<sup class="units">%</sup> 
</p> 
</body> 
<script> 
setInterval(function ( ) {
  var xhttp = new XMLHttpRequest();
  xhttp.onreadystatechange = function() {
    if (this.readyState == 4 && this.status == 200) {
      document.getElementById("temperature").innerHTML = this.responseText; 
      } 
      };
      xhttp.open("GET", "/temperature", true);
      xhttp.send(); }, 5000 ) ;
      setInterval(function ( ) {
        var xhttp = new XMLHttpRequest();
        xhttp.onreadystatechange = function() { 
          if (this.readyState == 4 && this.status == 200){
            document.getElementById("humidity").innerHTML = this.responseText; 
            } 
            }; 
            xhttp.open("GET", "/humidity", true);
            xhttp.send();
            }, 5000 ) ;
</script>
%BUTTONPLACEHOLDER%
<script>
function toggleCheckbox(element) {
  var xhr = new XMLHttpRequest();
  if(element.checked){ xhr.open("GET", "/update?output="+element.id+"&state=0", true); }
  else { xhr.open("GET", "/update?output="+element.id+"&state=1", true); }
  xhr.send();
}
</script>
</html>
)rawliteral";
String processor(const String& var){
  //Serial.println(var);
  if(var == "BUTTONPLACEHOLDER"){
    String buttons = "";
    buttons += "<h4>Light</h4><label class=\"switch\"><input type=\"checkbox\" onchange=\"toggleCheckbox(this)\" id=\"12\" " + outputState(12) + "><span class=\"slider\"></span></label>";
    buttons += "<h4>Dehumidifier</h4><label class=\"switch\"><input type=\"checkbox\" onchange=\"toggleCheckbox(this)\" id=\"14\" " + outputState(14) + "><span class=\"slider\"></span></label>";
    buttons += "<h4>AUTO</h4><label class=\"switch\"><input type=\"checkbox\" onchange=\"toggleCheckbox(this)\" id=\"isauto\" " + checkisauto() + "><span class=\"slider\"></span></label>";
    return buttons;
  }
  return String();

    //Serial.println(var);
  if (var == "TEMPERATURE") {
    return String(t);
  }
  else if (var == "HUMIDITY") {
    return String(h);
  }
  return String();
  
  
}

String outputState(int output){
  if(digitalRead(output)){
    return "";
  }
  else {
    return "checked";
  }
}

String checkisauto(){
  if(isauto == 1){
    return "checked";
  }
  else {
    return "";
  }
}

void turnoff(){
  tone(buzzerPin, 1200);
  delay(120);
    noTone(buzzerPin);
    delay(30);
    tone(buzzerPin, 1000);
  delay(110);
    noTone(buzzerPin);
    delay(30);
    tone(buzzerPin, 800);
  delay(100);
    noTone(buzzerPin);
    delay(30);
}

void turnon(){
tone(buzzerPin, 800);
delay(100);
noTone(buzzerPin);
    delay(30);
      tone(buzzerPin, 1000);
  delay(110);
    noTone(buzzerPin);
    delay(30);

  tone(buzzerPin, 1200);
  delay(180);
    noTone(buzzerPin);
    delay(30);
}
void lighton(){
  tone(buzzerPin, 1000);
  delay(100);
  noTone(buzzerPin);
  }
void lightoff(){
tone(buzzerPin, 1000);
  delay(100);
    noTone(buzzerPin);
    delay(30);
    tone(buzzerPin, 1000);
  delay(100);
    noTone(buzzerPin);  
  }

  
void setup()
{
  Serial.begin(9600);//串口波特率
  dht.begin();
  tone(buzzerPin, 1000);
  delay(150);
  noTone(buzzerPin);
  tone(buzzerPin, 1500);
  delay(300);
  noTone(buzzerPin);
  pinMode(relayPin2, OUTPUT);
  digitalWrite(relayPin2, HIGH);
  pinMode(relayPin1, OUTPUT);
  digitalWrite(relayPin1, HIGH);
  pinMode(doorpin, INPUT);
      if(!display.begin(SSD1306_SWITCHCAPVCC)) {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;);
    }
  display.clearDisplay(); 
  Serial.println("OLED Ready");
  
    display.setTextSize(1);
    display.setTextColor(WHITE);
    display.setCursor(0, 2);
    display.println(F("FKUN Archive"));
    display.display();
    delay(1000);
    display.setCursor(0, 15);
    display.println(F("OLED........Ready!"));
    display.display();
    delay(500);
    display.setCursor(0, 25);
    display.println(F("SYSTEM......Ready!"));
    display.display();
    delay(500);
    display.setCursor(0, 35);
    display.print(F("WiFi info"));
    display.display();
    delay(100);    
    display.println(F(":"));
    display.display();
    delay(500);
    display.setCursor(0, 45);
    display.print(F("SSID:"));
    display.display();
    delay(200);
    display.println(ssid);
    display.display();
    delay(500);
    display.setCursor(0, 55);
    display.print(F("PASSWORD:"));
    display.display();
    delay(200);

    int cnct=10;
    while(cnct--)
    {
      display.print(F("*"));
      display.display();
      delay(40);
    }
    delay(800);
    Serial.print("Connecting WiFi...");
    display.clearDisplay(); 
    display.setTextSize(1);
    display.setTextColor(WHITE);
    display.setCursor(0, 21);
    display.print(F("Connecting WiFi..."));
    
    WiFi.mode(WIFI_STA);
    WiFi.begin(ssid, password);
    while (WiFi.status() != WL_CONNECTED){
        display.display();
        delay(500);
        Serial.print(".");
        display.print(F("."));
        
    }
    Serial.println("");
    Serial.print("WiFi connected");
       
       display.clearDisplay();
       display.setTextSize(2); // Draw 2X-scale text
       display.setTextColor(WHITE);
       display.setCursor(5, 25);
       display.print(F("Connected!"));
       display.display();
       delay(300);
       display.clearDisplay();
       display.display();
       delay(100);
       display.clearDisplay();
       display.setCursor(5, 25);
       display.print(F("Connected!"));
       display.display();
       delay(300);
       display.clearDisplay();
       display.display();
       delay(100);
       display.clearDisplay();
       display.setTextSize(2); // Draw 2X-scale text
       display.setTextColor(WHITE);
       display.setCursor(5, 25);
       display.print(F("Connected!"));
       display.display();
       delay(1000);
       display.clearDisplay();
       display.display();
       delay(300);
       
       Serial.print("IP address: ");
       Serial.println(WiFi.localIP());


     display.clearDisplay();
     display.setTextSize(1);
    display.setTextColor(WHITE);
    display.setCursor(0, 2);
    display.println(F("IP address:"));
    display.display();
    delay(500);
    display.setCursor(0, 15);
    display.println(WiFi.localIP());
    display.display();
    delay(1000);
  server.on("/", HTTP_GET, [](AsyncWebServerRequest * request) {
    request->send_P(200, "text/html", index_html, processor);
  });
  server.on("/temperature", HTTP_GET, [](AsyncWebServerRequest * request) {
    request->send_P(200, "text/plain", String(t).c_str());
  });
  server.on("/humidity", HTTP_GET, [](AsyncWebServerRequest * request) {
    request->send_P(200, "text/plain", String(h).c_str());
  });
server.on("/update", HTTP_GET, [] (AsyncWebServerRequest *request) {
    String inputMessage1;
    String inputMessage2;


   
    if (request->hasParam(PARAM_INPUT_1) && request->hasParam(PARAM_INPUT_2)) {
      inputMessage1 = request->getParam(PARAM_INPUT_1)->value();
      inputMessage2 = request->getParam(PARAM_INPUT_2)->value();
      digitalWrite(inputMessage1.toInt(), inputMessage2.toInt());
    }
    else {
      inputMessage1 = "No message sent";
      inputMessage2 = "No message sent";
    }
    Serial.print("GPIO: ");
    Serial.print(inputMessage1);
    Serial.print(" - Set to: ");
    Serial.println(inputMessage2);

    
   if(inputMessage1=="isauto"){
   if(inputMessage2=="0"){
    isauto = 1;
    Serial.print(" - is AUTO: ");
    Serial.println(isauto);
   }else{
    isauto = 0;
    Serial.print(" - is AUTO: ");
    Serial.println(isauto);
   }  
   }
   
    request->send(200, "text/plain", "OK");
  });
  server.begin();
  isauto = 1;
}

void loop() {
  unsigned long currentMillis = millis();
  if (currentMillis - previousMillis >= interval) {
    previousMillis = currentMillis; 
    float newT = dht.readTemperature();
    float newH = dht.readHumidity();
    if (isnan(newH)) {
    display.clearDisplay();
    Serial.println("Failed to read from DHT sensor!");
    display.setCursor(0, 25);
    display.println(F("DHT Sensor Failed!"));
    display.display();
    }
    else {
    display.clearDisplay();
    h = newH;
    t = newT;
    Serial.println(t);
    Serial.println(h);
    display.clearDisplay();
    display.setCursor(0, 0);
    display.print(F("Temperature:"));
    display.setCursor(0, 10);
    display.print(t);
    display.println(F("C"));
    display.setCursor(0, 20);
    display.print(F("Humidity:"));
    display.setCursor(0, 30);
    display.print(h);
    display.println(F("%"));
    display.display();
    }
    
  Dehumidifier = digitalRead(14);
  light = digitalRead(12);
  
  if(digitalRead(doorpin)== LOW){
  pinMode(relayPin2, OUTPUT);
  digitalWrite(relayPin2, HIGH);
  display.setCursor(0, 40);
    nlight = light;
  if(llaststate != nlight){
    lightoff();
    llaststate = nlight;
  }
  display.print(F("Light:")); 
  display.println(F("OFF"));
  display.display();
  }else{
  pinMode(relayPin2, OUTPUT);
  digitalWrite(relayPin2, LOW);
  Serial.println("Door Open!");
  Serial.println("Light ON");
  display.setCursor(0, 40);
    nlight = light;
  if(llaststate != nlight){
    lighton();
    llaststate = nlight;
  }
  display.print(F("Light:")); 
  display.println(F("ON"));
  display.display();
  }

  if(h>50){
    humion = 1;
  }else if(h < 45){
    humion = 0;
  }else{
    humion = humion;
  }
  

  
  if(isauto==1){
  if(humion == 0){
  pinMode(relayPin1, OUTPUT);
  digitalWrite(relayPin1, HIGH);
        nDehumidifier = Dehumidifier;
  if(dlaststate != nDehumidifier){
    turnoff();
    dlaststate = nDehumidifier;
  }
  display.setCursor(0, 50);
  display.print(F("Dehumidifier:"));
  display.println(F("OFF (A)"));
  display.display();
    }else{
  pinMode(relayPin1, OUTPUT);
  digitalWrite(relayPin1, LOW);
        nDehumidifier = Dehumidifier;
  if(dlaststate != nDehumidifier){
    turnon();
    dlaststate = nDehumidifier;
  }
  display.setCursor(0, 50);
  display.print(F("Dehumidifier:"));
  display.println(F("ON (A)"));
  display.display();
    }
    
    }else{
   if(light==0){
  display.setCursor(0, 40);
   nlight = light;
  if(llaststate != nlight){
    lighton();
    llaststate = nlight;
  }
   display.print(F("Light:"));
  display.println(F("ON"));
  display.display();
    }else{ 
  display.setCursor(0, 40);
      nlight = light;
  if(llaststate != nlight){
    lightoff();
    llaststate = nlight;
  }
  display.print(F("Light:"));
  display.println(F("OFF"));
  display.display();
    } 
   if(Dehumidifier==0){
      nDehumidifier = Dehumidifier;
  if(dlaststate != nDehumidifier){
    turnon();
    dlaststate = nDehumidifier;
  }
  display.setCursor(0, 50);
  display.print(F("Dehumidifier:"));
  display.println(F("ON (M)"));
  display.display();
    }else{
  nDehumidifier = Dehumidifier;
  if(dlaststate != nDehumidifier){
    turnoff();
    dlaststate = nDehumidifier;
  }
  display.setCursor(0, 50);    
  display.print(F("Dehumidifier:"));
  display.println(F("OFF (M)"));
  display.display();
  
    }        
  }

}

}

评论区

已有 6 条评论


iVampireSP iVampireSP
0 0

还有几天就春节了，提前祝福一下|´・ω・)ノ

回复
FKUN FKUN 回复 @iVampireSP
0 0

给您也拜个早年～

回复
热心网友 热心网友
0 0

感谢分享 赞一个

回复
zeruns zeruns
0 0

大佬牛逼！
我有个问题，为啥3D打印机也放进去，打印时味道不是会很大吗

回复
FKUN FKUN 回复 @zeruns
0 0

这个打pla的，没有味道。放在柜子里主要是因为风扇声音比较大，也可以少落点灰哈哈。

回复
zeruns zeruns 回复 @FKUN
0 0

之前上3D打印课时用的ABS，那味道是真的大

回复