#include SoftwareSerial client(2,3); //RX, TX String webpage=""; int i=0,k=0; String readString; int x=0; boolean No_IP=false; String IP=""; char temp1='0'; String name="

Circuit Digest

"; //22 String dat="

Data Received Successfully.....

"; //21 void check4IP(int t1) { int t2=millis(); while(t2+t1>millis()) { while(client.available()>0) { if(client.find("WIFI GOT IP")) { No_IP=true; } } } } void get_ip() { IP=""; char ch=0; while(1) { client.println("AT+CIFSR"); while(client.available()>0) { if(client.find("STAIP,")) { delay(1000); Serial.print("IP Address:"); while(client.available()>0) { ch=client.read(); if(ch=='+') break; IP+=ch; } } if(ch=='+') break; } if(ch=='+') break; delay(1000); } Serial.print(IP); Serial.print("Port:"); Serial.println(80); } void connect_wifi(String cmd, int t) { int temp=0,i=0; while(1) { Serial.println(cmd); client.println(cmd); while(client.available()) { if(client.find("OK")) i=8; } delay(t); if(i>5) break; i++; } if(i==8) Serial.println("OK"); else Serial.println("Error"); } void wifi_init() { connect_wifi("AT",100); connect_wifi("AT+CWMODE=3",100); connect_wifi("AT+CWQAP",100); connect_wifi("AT+RST",5000); check4IP(5000); if(!No_IP) { Serial.println("Connecting Wifi...."); connect_wifi("AT+CWJAP=\"1st floor\",\"muda1884\"",7000); //provide your WiFi username and password here // connect_wifi("AT+CWJAP=\"vpn address\",\"wireless network\"",7000); } else { } Serial.println("Wifi Connected"); get_ip(); connect_wifi("AT+CIPMUX=1",100); connect_wifi("AT+CIPSERVER=1,80",100); } void sendwebdata(String webPage) { int ii=0; while(1) { unsigned int l=webPage.length(); Serial.print("AT+CIPSEND=0,"); client.print("AT+CIPSEND=0,"); Serial.println(l+2); client.println(l+2); delay(100); Serial.println(webPage); client.println(webPage); while(client.available()) { //Serial.print(Serial.read()); if(client.find("OK")) { ii=11; break; } } if(ii==11) break; delay(100); } } void setup() { Serial.begin(9600); client.begin(9600); wifi_init(); Serial.println("System Ready.."); } void loop() { k=0; Serial.println("Please Refresh your Page"); while(k<1000) { k++; while(client.available()) { if(client.find("0,CONNECT")) { Serial.println("Start Printing"); Send(); Serial.println("Done Printing"); delay(1000); } } delay(1); } } void Send() { webpage = "

Welcome to Circuit Digest

"; sendwebdata(webpage); webpage=name; webpage+=dat; sendwebdata(webpage); delay(1000); webpage = "Click Here for More projects"; sendwebdata(webpage); client.println("AT+CIPCLOSE=0"); }