83 lines
2.1 KiB
Arduino
83 lines
2.1 KiB
Arduino
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#include <ESP8266WiFi.h>
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/************************* WiFi Access Point *********************************/
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#define WLAN_SSID "SSIDforESPTest"
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#define WLAN_PASS "PASSforESPTest"
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#define LED 2
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WiFiClient client;
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/*************************** Sketch Code ************************************/
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void setup() {
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Serial.begin(115200);
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Serial.println();
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Serial.println("Initializing outputs...");
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Serial.println("Starting Wifi connection...");
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WiFi.begin(WLAN_SSID, WLAN_PASS);
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int failcounter = 300;
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Serial.print("Waiting for a connection");
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while (WiFi.status() != WL_CONNECTED) {
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delay(100);
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Serial.print(".");
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if (failcounter <= 0) {
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Serial.println();
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Serial.println("Giving up.");
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shutdown();
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}
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failcounter--;
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}
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Serial.println();
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Serial.println("Wifi connected.");
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const char* host = "192.168.1.1";
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int port = 8000;
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if (client.connect(host, port)) {
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Serial.print("Connection to ");
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Serial.print(host);
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Serial.println(" established.");
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// send GET request
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Serial.println("Sending a message to the server:");
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client.print(String("GET / HTTP/1.1\r\n") + "Host: " + host + "\r\nConnection: close\r\n\r\n");
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Serial.println(String("GET / HTTP/1.1\r\n") + "Host: " + host + "\r\nConnection: close\r\n\r\n");
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delay(500);
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// get response
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int success = 0;
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failcounter = 10000;
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while (client.connected()) {
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if (client.available()) {
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String line = client.readStringUntil('\n');
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Serial.println("Server response: " + line);
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}
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if (failcounter <= 0) {
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shutdown();
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}
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failcounter--;
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}
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// close connection
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Serial.println("Successfully closing the connection.");
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client.stop();
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shutdown();
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} else {
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Serial.print("Unable to connect to ");
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Serial.print(host);
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Serial.println(". Sorry.");
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shutdown();
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}
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}
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void loop() {
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// this should never be reached.
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}
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void shutdown() {
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Serial.println("Shutting down.");
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Serial.println("Going to sleep.");
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ESP.deepSleep(0);
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Serial.println("Sleep failed.");
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while(1) {
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}
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}
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