first commit

2025-03-06 11:15:32 +01:00
commit 7b30d6e298
5276 changed files with 2108927 additions and 0 deletions
--- a/ESP8266_DISTANCE_WEB/ESP8266_DISTANCE_WEB.ino
+++ b/ESP8266_DISTANCE_WEB/ESP8266_DISTANCE_WEB.ino
@@ -0,0 +1,160 @@
+/*
+ *  Distance measurement with HC-SR04 ultrasonic sensor and Wemos D1 Mini, based a web server and Javasricpt
+ *  by author Irwan
+ *  published on www.likecircuit.com
+ *  version 2.0
+ */
+ /*===================================================================================*/
+
+#include <ESP8266WiFi.h>
+#include <ESP8266WebServer.h>
+
+ESP8266WebServer server(80);
+const char* ssid="Livebox-37cc";
+const char* password= "8A6060920A8A86896F770F2C47";
+String webSite,javaScript,XML;
+
+// defines pins numbers trigger and echo
+const int trigPin = D2;
+const int echoPin = D3;
+
+// defines variables
+long duration;
+float distance;
+float Mdistance;
+
+void setup() {
+  Serial.begin(9600); 
+  pinMode(trigPin, OUTPUT); // Sets the trigPin as an Output
+  pinMode(echoPin, INPUT); // Sets the echoPin as an Input
+  WiFi.begin(ssid,password);
+  while(WiFi.status()!=WL_CONNECTED)delay(500);
+  WiFi.mode(WIFI_STA);
+  Serial.println("\n\nBOOTING ESP8266 ...");
+  Serial.print("Connected to ");
+  Serial.println(ssid);
+  Serial.print("Station IP address: ");
+  Serial.println(WiFi.localIP());
+  server.on("/",handleWebsite);
+  server.on("/xml",handleXML);
+  server.begin(); 
+}
+
+void loop() {
+  distanceData();    
+  delay(100);                  
+  server.handleClient();
+} 
+
+void distanceData(){
+  digitalWrite(trigPin, LOW);
+  delayMicroseconds(2);
+  
+  // Sets the trigPin on HIGH state for 10 micro seconds
+  digitalWrite(trigPin, HIGH);
+  delayMicroseconds(10);
+  digitalWrite(trigPin, LOW);
+  
+  // Reads the echoPin, returns the sound wave travel time in microseconds
+  duration = pulseIn(echoPin, HIGH);
+  
+  // Calculating the distance
+  distance= (duration*0.034)/2;
+}
+
+void buildWebsite(){
+  buildJavascript();
+  webSite="<!DOCTYPE HTML>\n";
+  webSite+=javaScript;
+  webSite+="<BODY onload='process()'>\n";
+  webSite+="<table style='width:70%'>\n";
+  webSite+="<tr>\n";
+  webSite+="  <th><h2>IOT Web Server Real-Time Measure Distance Sensor HC-SR04 and Wemos D1 Mini With Java Script</h2></th>\n";
+  webSite+="</tr>\n";
+  webSite+="<tr>\n";
+  webSite+="  <td><center><h3>Distance Sensor = <A id='DistanceSensor'></A> Cm</h3></center></td>\n";
+  webSite+="</tr>\n";
+  webSite+="<tr>\n";
+  webSite+="  <td>Routine : <A id='routineTime'></A></td>\n";
+  webSite+="</tr>\n";
+  webSite+="</table>\n";
+  webSite+="</BODY>\n";
+  webSite+="</HTML>\n";
+}
+
+void buildJavascript(){
+  javaScript="<SCRIPT>\n";
+  javaScript+="var xmlHttp=createXmlHttpObject();\n";
+
+  javaScript+="function createXmlHttpObject(){\n";
+  javaScript+=" if(window.XMLHttpRequest){\n";
+  javaScript+="    xmlHttp=new XMLHttpRequest();\n";
+  javaScript+=" }else{\n";
+  javaScript+="    xmlHttp=new ActiveXObject('Microsoft.XMLHTTP');\n";
+  javaScript+=" }\n";
+  javaScript+=" return xmlHttp;\n";
+  javaScript+="}\n";
+
+  javaScript+="function process(){\n";
+  javaScript+=" if(xmlHttp.readyState==0 || xmlHttp.readyState==4){\n";
+  javaScript+="   xmlHttp.open('PUT','xml',true);\n";
+  javaScript+="   xmlHttp.onreadystatechange=handleServerResponse;\n"; // no brackets?????
+  javaScript+="   xmlHttp.send(null);\n";
+  javaScript+=" }\n";
+  javaScript+=" setTimeout('process()',500);\n";
+  javaScript+="}\n";
+ 
+  javaScript+="function handleServerResponse(){\n";
+  javaScript+=" if(xmlHttp.readyState==4 && xmlHttp.status==200){\n";
+  javaScript+="   xmlResponse=xmlHttp.responseXML;\n";
+  
+  javaScript+="   xmldoc = xmlResponse.getElementsByTagName('response');\n";
+  javaScript+="   message = xmldoc[0].firstChild.nodeValue;\n";
+  javaScript+="   document.getElementById('routineTime').innerHTML=message;\n";
+  
+  javaScript+="   xmldoc = xmlResponse.getElementsByTagName('responseDistanceSensor');\n";
+  javaScript+="   message = xmldoc[0].firstChild.nodeValue;\n";
+  javaScript+="   document.getElementById('DistanceSensor').innerHTML=message;\n";
+ 
+  javaScript+=" }\n";
+  javaScript+="}\n";
+  javaScript+="</SCRIPT>\n";
+}
+
+void buildXML(){
+  XML="<?xml version='1.0'?>";
+  XML+="<Donnees>"; 
+    XML+="<response>";
+    XML+=millis2time();
+    XML+="</response>";
+    XML+="<responseDistanceSensor>";
+   XML+=distance;
+    XML+="</responseDistanceSensor>";
+  XML+="</Donnees>"; 
+}
+String millis2time(){
+  String Time="";
+  unsigned long ss;
+  byte mm,hh;
+  ss=millis()/1000;
+  hh=ss/3600;
+  mm=(ss-hh*3600)/60;
+  ss=(ss-hh*3600)-mm*60;
+  if(hh<10)Time+="0";
+  Time+=(String)hh+":";
+  if(mm<10)Time+="0";
+  Time+=(String)mm+":";
+  if(ss<10)Time+="0";
+  Time+=(String)ss;
+  return Time;
+}
+
+void handleWebsite(){
+  buildWebsite();
+  server.send(200,"text/html",webSite);
+}
+
+void handleXML(){
+  buildXML();
+  server.send(200,"text/xml",XML);
+}