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85 lines
2.2 KiB
85 lines
2.2 KiB
#include <WiFiS3.h>
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#include <Arduino.h>
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#include "arduino_secrets.h"
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// Netzwerk ws_ssid und Passwort
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const char* ws_ssid = SECRET_SSID;
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const char* ws_pass = SECRET_PASS;
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// WiFiServer-Objekt erstellen, das auf Port 80 hört
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WiFiServer webserver(80);
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void setup() {
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// Serielle Kommunikation starten
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Serial.begin(9600);
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while (!Serial);
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// Mit dem WLAN verbinden
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Serial.print("Verbinde mit ");
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Serial.println(ws_ssid);
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WiFi.begin(ws_ssid, ws_pass);
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// Warten, bis die Verbindung hergestellt ist
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while (WiFi.status() != WL_CONNECTED) {
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delay(500);
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Serial.print(".");
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}
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// Verbunden, IP-Adresse ausgeben
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Serial.println("");
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Serial.println("WiFi verbunden.");
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Serial.print("IP Adresse: ");
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Serial.println(WiFi.localIP());
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// Webserver starten
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webserver.begin();
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}
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void loop() {
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// Auf einen neuen Client warten
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WiFiClient client = webserver.available();
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if (client) {
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Serial.println("Neuer Client verbunden");
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String currentLine = "";
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String header = "";
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// Aktuelle Zeit erfassen
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unsigned long currentTime = millis();
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unsigned long previousTime = currentTime;
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// Zeitüberschreitung für die Verbindung (2000 ms)
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const unsigned long timeoutTime = 2000;
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while (client.connected() && (currentTime - previousTime <= timeoutTime)) {
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currentTime = millis();
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if (client.available()) {
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char c = client.read();
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Serial.write(c);
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header += c;
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if (c == '\n') {
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if (currentLine.length() == 0) {
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client.println("HTTP/1.1 200 OK");
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client.println("Content-type:text/html");
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client.println();
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client.println("<!DOCTYPE HTML>");
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client.println("<html>");
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client.println("<head><title>Arduino Webserver</title></head>");
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client.println("<body><h1>Hallo vom Arduino Uno R4 WiFi!</h1></body>");
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client.println("</html>");
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break;
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} else {
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currentLine = "";
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}
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} else if (c != '\r') {
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currentLine += c;
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}
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}
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}
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// Header und Client-Verbindung schließen
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header = "";
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client.stop();
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Serial.println("Client-Verbindung geschlossen");
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}
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}
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