這個手機的wifi 小玩意,的英文從這個randomnerdtutorials点com 網站下載的裡面有詳細資料。
我加入了。
1. 一個 DHT22 。
2. 加多一個 LED 。
3. 更改固定 IP 地圵。
4. 更攺按鍵顏色。
這是用手機通過無線網絡內網控制 ESP12E 輸出 3 個 LED 及 1 個 DHT22 溫度濕度在手機顯示。
LED 輸出可更攺為繼電器輸出控制家電開關。
如有須要可加入其它功能,曾加或減少。
下載用 Arduino 便可以。要在 Arduino IDE 中安裝 ESP12 板。
连线实物图
点灯
手机截图
- 如何在 Arduino IDE 中安裝ESP8266
- /*************************************************************
- 从这个网更改的,詳细請看这网
- Completeproject details at http://randomnerdtutorials点com
- ****************************************************************/
- // Load Wi-Fi library
- #include <ESP8266WiFi.h>
- unsigned long previousMillis = 0;
- unsigned long currentMillis = 0;
- const long interval = 4100;
- float temp;
- float humi;
- float temp1;
- float humi1;
- #include <Wire.h>
- #include <DHT.h>
- #define DHTPin 2
- #define DHTTYPE DHT
- DHT dht(DHTPin, DHT22);
- // Replace with your network credentials
- const char* ssid = "xxxxxxxx"; //????更攺自巳的wifi名稱
- const char* password ="xxxxxxxx"; //????更攺自巳的密码
- // Set web server port number to 80
- WiFiServer server(80);
- // Variable to store the HTTP request
- String header;
- // Auxiliar variables to store the currentoutput state
- String output0State = "OFF";
- String output1State = "OFF";
- String output2State = "OFF";
- // Assign output variables to GPIO pins
- const int output0 = 14;
- const int output1 = 4;
- const int output3 = 5;
- // Set your Static IP address
- IPAddress local_IP(192, 168, 1, 167);//????更改自已IP,这里是固定IP地址,每次开机都是这个地圵.
- // Set your Gateway IP address
- IPAddress gateway(192, 168, 1, 1);
- IPAddress subnet(255, 255, 255, 0);
- IPAddress primaryDNS(8, 8, 8, 8); //optional 可不用更改
- IPAddress secondaryDNS(8, 8, 4, 4);//optional 可不用更改
- //----------------------------------------------------------------------------------
- void setup() {
- //Initialize the output variables as outputs
- pinMode(output0, OUTPUT);
- pinMode(output1, OUTPUT);
- pinMode(output3, OUTPUT);
- //Set outputs to LOW
- digitalWrite(output0, LOW);
- digitalWrite(output1, LOW);
- digitalWrite(output3, LOW);
- //////////Serial.begin(9600); //要不要都可以,试机时加入
- //--------------------------------------------------------------------------------
- dht.begin();
- // Configures static IP address
- if(!WiFi.config(local_IP, gateway, subnet, primaryDNS, secondaryDNS)) {
- /////////// Serial.println("STA Failed to configure");
- }
- //Connect to Wi-Fi network with SSID and password
- ///////////Serial.print("Connecting to ");
- ///////////Serial.println(ssid);
- WiFi.begin(ssid, password);
- while (WiFi.status() != WL_CONNECTED) {
- delay(500);
- ////////////Serial.print(".");
- }
- //Print local IP address and start web server
- /////////////Serial.println("");
- ////////////Serial.println("WiFi connected.");
- ////////////Serial.println("IP address: ");
- ////////////Serial.println(WiFi.localIP());
- server.begin();
- }
- //-------------------------------------------------------------------------------
- void loop(){
- //4sec read dhl22 one time
- currentMillis = millis();
- if(currentMillis - previousMillis >= interval)
- {
- previousMillis = currentMillis;
- temp1 = dht.readTemperature();
- humi1 = dht.readHumidity();
- if (!(isnan(humi1) ||isnan(temp1)))
- {
- temp=temp1;
- humi=humi1;
- }
- }
- //-----------------------------------------------------------------------------------------
- WiFiClient client = server.available(); // Listen for incomingclients
- if(client)
- { // If a new client connects,
- //////////////Serial.println("New ClientX1."); // print a message out in the serialport
- String currentLine =""; // make aString to hold incoming data from the client
- while (client.connected())
- { // loop while the client's connected
- // Serial.println("New ClientX2.");
- if (client.available())
- { // if there's bytes to read from the client,
- char c = client.read(); // read a byte, then
- ///////////////Serial.write(c); // print it out the serialmonitor
- header += c;
- if (c == '\n')
- { // if the byte is anewline character
- // if the current line isblank, you got two newline characters in a row.
- // that's the end of the clientHTTP request, so send a response:
- if (currentLine.length() == 0)
- {
- // HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
- // and a content-type so the client knows what's coming, then a blankline:
- //-----------------------------------------------------------------------------------------------
- client.println("HTTP/1.1 200 OK");
- client.println("Content-type:text/html");
- client.println("Connection: close");
- client.println("Refresh: 10");
- client.println();
- //---------------------------------------------------------------------------------------
- // turns the GPIOs on and off
- if (header.indexOf("GET/0/on") >= 0) {
- //////////// Serial.println("GPIO 0 on");
- output0State ="ON";
- digitalWrite(output0, HIGH);
- }
- else if (header.indexOf("GET /0/off") >= 0){
- ////////////Serial.println("GPIO 0 off");
- output0State ="OFF";
- digitalWrite(output0, LOW);
- }
- else if (header.indexOf("GET /1/on") >= 0) {
- //////////// Serial.println("GPIO 1 on");
- output1State ="ON";
- digitalWrite(output1, HIGH);
- }
- else if (header.indexOf("GET /1/off") >= 0) {
- //////////// Serial.println("GPIO 1 off");
- output1State ="OFF";
- digitalWrite(output1, LOW);
- }
- else if (header.indexOf("GET /2/on") >= 0) {
- ////////////Serial.println("GPIO 3 on");
- output2State ="ON";
- digitalWrite(output3, HIGH);
- }
- else if (header.indexOf("GET /2/off") >= 0) {
- ////////////// Serial.println("GPIO 3 off");
- output2State ="OFF";
- digitalWrite(output3, LOW);
- }
- //------------------------------------------------------------------------------
- // Display the HTML web page
- client.println("<!DOCTYPE html><html>");
- client.println("<head><meta name="viewport"content="width=device-width, initial-scale=1">");
- client.println("<link rel="icon"href="data:,">");
- // CSS to style the on/offbuttons
- // Feel free to change thebackground-color and font-size attributes to fit your preferences
- client.println("<style>html { font-family: Helvetica;display: inline-block; margin: 0px auto; text-align: center;}");
- client.println(".button { background-color: #195B6A; border-radius:8px; color: white; padding:16px 40px;");
- client.println("text-decoration: none; font-size: 14px; margin:2px; cursor: pointer;}");
- client.println(".button2 {background-color:#c3352b;}</style></head>");
- // Web Page Heading
- client.println("<body><h4>CONTROL 1 DHT 3 LED</h4>");
- client.println("Temp: ");
- client.println(temp);
- client.println("C");
- client.println("
- ");
- client.println("Humi: ");
- client.println(humi);
- client.println("%");
- //--------------------------------------------------------------------------------------------------------------------
- // Display current state, and ON/OFF buttons
- // If the output0State is off, it displays the ON button
- if (output0State=="OFF")
- {
- client.println("<p><ahref="/0/on"><button class="button">LED0_OFF</button></a></p>");
- }
- else
- {
- client.println("<p><ahref="/0/off"><button class="buttonbutton2">LED0_ON</button></a></p>");
- }
- //-----------------------------------------------------------------------------------------------------------------------
- // Display current state, and ON/OFF buttons
- // If the output1State is off, it displays the ON button
- if (output1State=="OFF")
- {
- client.println("<p><ahref="/1/on"><buttonclass="button">LED1_OFF</button></a></p>");
- }
- else
- {
- client.println("<p><a href="/1/off"><buttonclass="buttonbutton2">LED1_ON</button></a></p>");
- }
- //---------------------------------------------------------------------------------------------------------------------
- // Display current state, and ON/OFF buttons
- // If the output1State is off, it displays the ON button
- if (output2State=="OFF")
- {
- client.println("<p><ahref="/2/on"><buttonclass="button">LED2_OFF</button></a></p>");
- }
- else
- {
- client.println("<p><ahref="/2/off"><button class="buttonbutton2">LED2_ON</button></a></p>");
- }
- //------------------------------------------------------------------------------------------------------------
- client.println("</body></html>");
- // The HTTP response ends with another blank line
- client.println();
- // Break out of the while loop
- break;
- }
- else
- { // if you got a newline, thenclear currentLine
- currentLine = "";
- }
- }
- else if (c != '\r')
- { // if you got anything elsebut a carriage return character,
- currentLine += c; // add it tothe end of the currentLine
- }
- }
- }
- // Clear the header variable
- header = "";
- // Close the connection
- client.stop();
- //////////////Serial.println("Client disconnected.");
- }
- }