/* * Akshayan Sinha * Complete Project Details https://www.hackster.io/akshayansinha */ #include #include #include int LeftA= 33; //IN1 int LeftB= 25; //IN2 int RightA= 26; //IN3 int RightB= 27; //IN4 const char* ssid = " "; // Enter SSID here const char* password = " "; //Enter Password here WebServer server(80); void setup() { // ----- MOVEMENT ------ pinMode(LeftA,OUTPUT); pinMode(LeftB,OUTPUT); pinMode(RightA,OUTPUT); pinMode(RightB,OUTPUT); pinMode(2,OUTPUT); //------ WiFi Connection ---------- Serial.begin(115200); delay(100); Serial.println("Connecting to "); Serial.println(ssid); //connect to your local wi-fi network WiFi.begin(ssid, password); //check wi-fi is connected to wi-fi network while (WiFi.status() != WL_CONNECTED) { delay(1000); Serial.print("."); } Serial.println(""); Serial.println("WiFi connected..!"); Serial.print("Got IP: "); Serial.println(WiFi.localIP()); digitalWrite(2,HIGH); //Blue LED to display connected WiFi if (!MDNS.begin("projectalmanac")) { Serial.println("Error setting up MDNS responder!"); while(1) { delay(1000); } } Serial.println("mDNS responder started"); //---------- Page Endpoints ( Main Control Room ) ---------------- server.on("/", handle_OnConnect); server.on("/left", left); server.on("/right", right); server.on("/forward", forward); server.on("/backward", backward); server.on("/stop", halt); server.onNotFound(handle_NotFound); //---------- SERVER EXECUTION -------------- server.begin(); Serial.println("HTTP server started"); MDNS.addService("http", "tcp", 80); } void loop() { server.handleClient(); } void handle_OnConnect() { server.send(200, "text/html", SendHTML()); } void forward() { digitalWrite(LeftA,LOW); digitalWrite(LeftB,HIGH); digitalWrite(RightA,HIGH); digitalWrite(RightB,LOW); server.send(200, "text/html", SendHTML()); } void backward() { digitalWrite(LeftA,HIGH); digitalWrite(LeftB,LOW); digitalWrite(RightA,LOW); digitalWrite(RightB,HIGH); server.send(200, "text/html", SendHTML()); } void left() { digitalWrite(LeftA,HIGH); digitalWrite(LeftB,LOW); digitalWrite(RightA,HIGH); digitalWrite(RightB,LOW); server.send(200, "text/html", SendHTML()); } void right() { digitalWrite(LeftA,LOW); digitalWrite(LeftB,HIGH); digitalWrite(RightA,LOW); digitalWrite(RightB,HIGH); server.send(200, "text/html", SendHTML()); } void halt() { digitalWrite(LeftA,LOW); digitalWrite(LeftB,LOW); digitalWrite(RightA,LOW); digitalWrite(RightB,LOW); server.send(200, "text/html", SendHTML()); } void handle_NotFound(){ server.send(404, "text/plain", "Not found"); } String SendHTML(){ String ptr = " \n"; ptr +="\n"; ptr +="IoT Gesture Bot\n"; ptr +="\n"; ptr +="\n"; ptr +="\n"; ptr +="

\n"; ptr +="

Enter /command on the URL, or contact Admin for WebRemote

\n"; ptr +="

Available Commands - left, right, forward, stop, backward, open

"; ptr +="

\n"; ptr +="\n"; ptr +="\n"; return ptr; }