1: #include <ESP8266WiFi.h>
2: //http://www.arduinesp.com/wifiwebserver
3: const char* ssid = "OPPO A51f";
4: const char* password = "12345678";
5: int ledPin = 13; // GPIO2
6: WiFiServer server(80);
7: void setup() {
8: Serial.begin(115200);
9: delay(10);
10: pinMode(ledPin, OUTPUT);
11: digitalWrite(ledPin, LOW);
12: // Connect to WiFi network
13: Serial.println();
14: Serial.println();
15: Serial.print("Connecting to ");
16: Serial.println(ssid);
17: WiFi.begin(ssid, password);
18: while (WiFi.status() != WL_CONNECTED) {
19: delay(500);
20: Serial.print(".");
21: }
22: Serial.println("");
23: Serial.println("WiFi connected");
24: // Start the server
25: server.begin();
26: Serial.println("Server started");
27: // Print the IP address
28: Serial.print("Use this URL to connect: ");
29: Serial.print("http://");
30: Serial.print(WiFi.localIP());
31: Serial.println("/");
32: }
33: void loop() {
34: // Check if a client has connected
35: WiFiClient client = server.available();
36: if (!client) {
37: return;
38: }
39: // Wait until the client sends some data
40: Serial.println("new client");
41: while(!client.available()){
42: delay(1);
43: }
44: // Read the first line of the request
45: String request = client.readStringUntil('\r');
46: Serial.println(request);
47: client.flush();
48: // Match the request
49: int value = LOW;
50: if (request.indexOf("/LED=ON") != -1) {
51: digitalWrite(ledPin, HIGH);
52: value = HIGH;
53: }
54: if (request.indexOf("/LED=OFF") != -1) {
55: digitalWrite(ledPin, LOW);
56: value = LOW;
57: }
58: // Set ledPin according to the request
59: //digitalWrite(ledPin, value);
60: // Return the response
61: client.println("HTTP/1.1 200 OK");
62: client.println("Content-Type: text/html");
63: client.println(""); // do not forget this one
64: client.println("<!DOCTYPE HTML>");
65: client.println("<html>");
66: client.print("Led pin is now: ");
67: if(value == HIGH) {
68: client.print("On");
69: } else {
70: client.print("Off");
71: }
72: client.println("<br><br>");
73: client.println("Click <a href=\"/LED=ON\">here</a> turn the LED on pin 13 ON<br>");
74: client.println("Click <a href=\"/LED=OFF\">here</a> turn the LED on pin 13 OFF<br>");
75: client.println("</html>");
76: delay(1);
77: Serial.println("Client disonnected");
78: Serial.println("");
79: }
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