WiFi Electric Lock Home Protection Circuit

Using an ESP8266 WiFi Module which is connected to a Relay Module which controls an Electric Fence attached to a household lock.

Nov 9, 2022

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arduino

Components and supplies

Electric Fence Energiser

WT8266-S1 (ESP8266) Wifi Module

Relay Module

Project description

Code

WiFi Electric Lock Home Protection Circuit Arduino Code

arduino

Used for programming the ESP8266 Module to control a Relay. Line 18 Put your own SSID inside of "" Line 19 Put your own Password inside of ""

1/*
2 * ESP8266 (WeMosD1) WiFi Relay Control
3 * 
4 * learnelectronics
5  * 05 JUN 2017
6 * 
7 * www.youtube.com/c/learnelectronics
8 * arduino0169@gmail.com
9*/
10  
11 
12 
13 
14 
15 
16#include <ESP8266WiFi.h>
17 
18const char* ssid =  "//put your ssid here";
19const char* password = "//put your password here";
20  
21int ledPin = D5;
22WiFiServer server(80);
23 
24void setup() {
25  Serial.begin(9600);
26  delay(10);
27 
28 
29  pinMode(ledPin, OUTPUT);
30  digitalWrite(ledPin, LOW);
31  
32  // Connect to WiFi network
33  Serial.println();
34  Serial.println();
35  Serial.print("Connecting to ");
36  Serial.println(ssid);
37 
38  WiFi.begin(ssid,  password);
39 
40  while (WiFi.status() != WL_CONNECTED) {
41    delay(500);
42    Serial.print(".");
43  }
44  Serial.println("");
45  Serial.println("WiFi  connected");
46 
47  // Start the server
48  server.begin();
49  Serial.println("Server  started");
50 
51  // Print the IP address
52  Serial.print("Use this URL :  ");
53  Serial.print("http://");
54  Serial.print(WiFi.localIP());
55  Serial.println("/");
56  
57}
58 
59void loop() {
60  // Check if a client has connected
61  WiFiClient  client = server.available();
62  if (!client) {
63    return;
64  }
65 
66  // Wait until the client sends some data
67  Serial.println("new client");
68  while(!client.available()){
69    delay(1);
70  }
71 
72  // Read the first  line of the request
73  String request = client.readStringUntil('\r');
74  Serial.println(request);
75  client.flush();
76 
77  // Match the request
78 
79  int value = LOW;
80  if (request.indexOf("/LED=ON") != -1) {
81    digitalWrite(ledPin, HIGH);
82    value = HIGH;
83  } 
84  if (request.indexOf("/LED=OFF") != -1){
85    digitalWrite(ledPin,  LOW);
86    value = LOW;
87  }
88 
89 
90 
91  // Return the response
92  client.println("HTTP/1.1 200 OK");
93  client.println("Content-Type: text/html");
94  client.println(""); //  do not forget this one
95  client.println("<!DOCTYPE  HTML>");
96  client.println("<html>");
97 
98  client.print("Led pin is now:  ");
99 
100  if(value == HIGH) {
101    client.print("On");  
102  } else {
103    client.print("Off");
104  }
105  client.println("<br><br>");
106  client.println("Click  <a href=\\"/LED=ON\\">here</a> Turn relay ON<br>");
107  client.println("Click  <a href=\\"/LED=OFF\\">here</a> Turn relay OFF<br>");
108  client.println("</html>");
109  
110  delay(1);
111  Serial.println("Client disconnected");
112  Serial.println("");
113  
114}

/*
 * ESP8266 (WeMosD1) WiFi Relay Control
 * 
 * learnelectronics
  * 05 JUN 2017
 * 
 * www.youtube.com/c/learnelectronics
 * arduino0169@gmail.com
*/
  
 
 
 
 
 
#include <ESP8266WiFi.h>
 
const char* ssid =  "//put your ssid here";
const char* password = "//put your password here";
  
int ledPin = D5;
WiFiServer server(80);
 
void setup() {
  Serial.begin(9600);
  delay(10);
 
 
  pinMode(ledPin, OUTPUT);
  digitalWrite(ledPin, LOW);
  
  // Connect to WiFi network
  Serial.println();
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);
 
  WiFi.begin(ssid,  password);
 
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.println("WiFi  connected");
 
  // Start the server
  server.begin();
  Serial.println("Server  started");
 
  // Print the IP address
  Serial.print("Use this URL :  ");
  Serial.print("http://");
  Serial.print(WiFi.localIP());
  Serial.println("/");
  
}
 
void loop() {
  // Check if a client has connected
  WiFiClient  client = server.available();
  if (!client) {
    return;
  }
 
  // Wait until the client sends some data
  Serial.println("new client");
  while(!client.available()){
    delay(1);
  }
 
  // Read the first  line of the request
  String request = client.readStringUntil('\r');
  Serial.println(request);
  client.flush();
 
  // Match the request
 
  int value = LOW;
  if (request.indexOf("/LED=ON") != -1) {
    digitalWrite(ledPin, HIGH);
    value = HIGH;
  } 
  if (request.indexOf("/LED=OFF") != -1){
    digitalWrite(ledPin,  LOW);
    value = LOW;
  }
 
 
 
  // Return the response
  client.println("HTTP/1.1 200 OK");
  client.println("Content-Type: text/html");
  client.println(""); //  do not forget this one
  client.println("<!DOCTYPE  HTML>");
  client.println("<html>");
 
  client.print("Led pin is now:  ");
 
  if(value == HIGH) {
    client.print("On");  
  } else {
    client.print("Off");
  }
  client.println("<br><br>");
  client.println("Click  <a href=\\"/LED=ON\\">here</a> Turn relay ON<br>");
  client.println("Click  <a href=\\"/LED=OFF\\">here</a> Turn relay OFF<br>");
  client.println("</html>");
  
  delay(1);
  Serial.println("Client disconnected");
  Serial.println("");
  
}

Downloadable files

WiFi Electric Lock Home Protection Circuit Schematic

Home Protection

WiFi Electric Lock Home Protection Circuit Schematic

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