93 lines
2.2 KiB
C++
93 lines
2.2 KiB
C++
/*
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Example of connection using Static IP
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by Evandro Luis Copercini
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Public domain - 2017
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*/
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#include <WiFi.h>
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const char* ssid = "your_network_name";
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const char* password = "your_network_password";
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const char* host = "example.com";
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const char* url = "/index.html";
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IPAddress local_IP(192, 168, 31, 115);
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IPAddress gateway(192, 168, 31, 1);
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IPAddress subnet(255, 255, 0, 0);
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IPAddress primaryDNS(8, 8, 8, 8); //optional
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IPAddress secondaryDNS(8, 8, 4, 4); //optional
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void setup()
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{
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Serial.begin(115200);
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if (!WiFi.config(local_IP, gateway, subnet, primaryDNS, secondaryDNS)) {
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Serial.println("STA Failed to configure");
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}
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Serial.print("Connecting to ");
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Serial.println(ssid);
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WiFi.begin(ssid, password);
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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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Serial.println("");
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Serial.println("WiFi connected!");
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Serial.print("IP address: ");
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Serial.println(WiFi.localIP());
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Serial.print("ESP Mac Address: ");
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Serial.println(WiFi.macAddress());
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Serial.print("Subnet Mask: ");
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Serial.println(WiFi.subnetMask());
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Serial.print("Gateway IP: ");
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Serial.println(WiFi.gatewayIP());
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Serial.print("DNS: ");
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Serial.println(WiFi.dnsIP());
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}
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void loop()
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{
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delay(5000);
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Serial.print("connecting to ");
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Serial.println(host);
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// Use WiFiClient class to create TCP connections
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WiFiClient client;
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const int httpPort = 80;
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if (!client.connect(host, httpPort)) {
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Serial.println("connection failed");
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return;
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}
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Serial.print("Requesting URL: ");
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Serial.println(url);
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// This will send the request to the server
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client.print(String("GET ") + url + " HTTP/1.1\r\n" +
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"Host: " + host + "\r\n" +
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"Connection: close\r\n\r\n");
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unsigned long timeout = millis();
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while (client.available() == 0) {
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if (millis() - timeout > 5000) {
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Serial.println(">>> Client Timeout !");
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client.stop();
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return;
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}
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}
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// Read all the lines of the reply from server and print them to Serial
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while (client.available()) {
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String line = client.readStringUntil('\r');
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Serial.print(line);
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}
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Serial.println();
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Serial.println("closing connection");
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}
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