254 lines
6.7 KiB
C++
254 lines
6.7 KiB
C++
#include <WiFi.h>
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#include <HTTPClient.h>
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#include <WebServer.h>
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#include <ArduinoJson.h>
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#include <IRremote.hpp>
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#include <time.h>
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#include <Wire.h>
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#include <Adafruit_PN532.h>
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#include <WiFiUdp.h>
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#include <WakeOnLan.h>
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const char* ssid PROGMEM = "paradicsom";
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const char* password PROGMEM = "19700318";
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const char* url PROGMEM = "http://192.168.50.69";
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const char* githubFileURL PROGMEM = "https://raw.githubusercontent.com/htamas1210/ArduinoRemoteWeb/master/index.html";
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const String githubToken PROGMEM = "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";
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String gitwebpage = "";
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const char* wakeUrl PROGMEM = "http://192.168.50.69:5000/wake";
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const char* ntpServer PROGMEM = "hu.pool.ntp.org";
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const long gmtOffset_sec PROGMEM = 3600;
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const int daylightOffset PROGMEM = 3600;
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unsigned long lastRunTime = 0;
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const unsigned long interval PROGMEM = 5 * 60;
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WebServer server(80);
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HTTPClient httpClient;
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WiFiUDP UDP;
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WakeOnLan WOL(UDP);
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//#define DECODE_NEC // Includes Apple and Onkyo. To enable all protocols , just comment/disable this line.
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#define NEC_PROTOCOL 8
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#define IR_RECEIVE_PIN 2
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#define IR_TRANSMIT_PIN 3
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#define LED 4
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#define DELAY_AFTER_SEND 1000
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#define DELAY_AFTER_LOOP 5000
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#define SDA A4
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#define SCL A5
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Adafruit_PN532 nfc(SDA, SCL);
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// Known NFC card UID (replace with your specific card UID)
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const uint8_t knownUID[] PROGMEM = { 0x23, 0xD8, 0x4F, 0x15 }; // Replace with your card UID
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const int uidLength PROGMEM = sizeof(knownUID) / sizeof(knownUID[0]);
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void setup() {
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Serial.flush();
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delay(2000);
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Serial.begin(115200);
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pinMode(LED, OUTPUT);
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digitalWrite(LED, HIGH);
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//nfc
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Serial.println("Initializing nfc board...");
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nfc.begin();
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uint32_t versionData = nfc.getFirmwareVersion();
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if(!versionData){
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Serial.println("Did not find pn532 compatible board!");
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while(true){
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Serial.print(".");
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}
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}
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nfc.SAMConfig();
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Serial.println("NFC is initialized");
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//wifi
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WiFi.begin(ssid, password);
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Serial.println("connecting to wifi");
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while (WiFi.status() != WL_CONNECTED) {
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delay(250);
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Serial.println(".");
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}
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Serial.println();
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Serial.print("Connected to wifi. IP: ");
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Serial.println(WiFi.localIP());
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/////////////////////////////////////////////////////////
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//ntp server data
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configTime(gmtOffset_sec, daylightOffset, ntpServer);
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/////////////////////////////////////////////////////////
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pullWebpageData();
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//////////////////////////////////////////////////////
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// Specify send pin and enable feedback LED at default feedback LED pin
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IrSender.begin(IR_TRANSMIT_PIN, ENABLE_LED_FEEDBACK, /*USE_DEFAULT_FEEDBACK_LED_PIN*/ LED);
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// Start the receiver and if not 3. parameter specified, take LED_BUILTIN pin from the internal boards definition as default feedback LED
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IrReceiver.begin(IR_RECEIVE_PIN, ENABLE_LED_FEEDBACK, LED);
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Serial.print(F("Ready to receive IR signals of protocols: "));
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printActiveIRProtocols(&Serial);
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/////////////////////////////////////////////////////////
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// Define route for LED toggle
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server.on("/sendSignal", HTTP_POST, []() {
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String json = server.arg("plain"); // Get JSON payload as a string
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Serial.print("Received JSON: ");
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Serial.println(json);
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// Parse JSON
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StaticJsonDocument<200> doc;
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DeserializationError error = deserializeJson(doc, json);
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if (error) {
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Serial.print("Failed to parse JSON: ");
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Serial.println(error.c_str());
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server.send(400, "text/plain", "Invalid JSON");
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return;
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}
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int code = doc["code"];
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Serial.print("code: ");
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Serial.println(code);
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SendNecSignal(code);
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Serial.println();
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server.send(200, "text/plain", "SentSignal: " + code);
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});
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// Start the server
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server.begin();
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digitalWrite(LED, LOW);
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printTime();
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}
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void loop() {
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//check every time if wifi is active
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if(!WiFi.isConnected()) {
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WiFi.disconnect();
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WiFi.begin(ssid, password);
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Serial.print("Reconnecting to wifi");
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while (WiFi.status() != WL_CONNECTED) {
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delay(250);
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Serial.print(".");
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}
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Serial.println("\n\n");
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}
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//calculates time to run webpage pull function
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time_t now = time(NULL);
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if(now - lastRunTime >= interval){
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lastRunTime = now;
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pullWebpageData();
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printTime();
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}
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//nfc
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uint8_t success;
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uint8_t uid[7]; // Buffer to hold the UID
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uint8_t uidLength; // Length of the UID
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// Look for an NFC card
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Serial.println("Waiting for an NFC card...");
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success = nfc.readPassiveTargetID(PN532_MIFARE_ISO14443A, uid, &uidLength);
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if (success) {
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Serial.println("NFC Card detected!");
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Serial.print("UID Length: "); Serial.println(uidLength);
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Serial.print("UID Value: ");
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for (uint8_t i = 0; i < uidLength; i++) {
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Serial.print(" 0x"); Serial.print(uid[i], HEX);
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}
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Serial.println();
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// Check if the detected card matches the known UID
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if (uidLength == sizeof(knownUID) && memcmp(uid, knownUID, uidLength) == 0) {
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Serial.println("Known NFC card detected! Sending HTTP request...");
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/*httpClient.begin(wakeUrl);
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int httpResponseCode = httpClient.GET();
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if (httpResponseCode > 0) {
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Serial.printf("HTTP Response Code: %d\n", httpResponseCode);
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} else {
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Serial.printf("Error sending HTTP request: %s\n", httpClient.errorToString(httpResponseCode).c_str());
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}
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httpClient.end();*/
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wakePc();
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} else {
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Serial.println("Unknown NFC card.");
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}
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delay(2000); // Debounce delay
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}
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//nfc end
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server.handleClient(); // Handle incoming client requests
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}
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void SendNecSignal(int buttonCode) {
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digitalWrite(LED, HIGH);
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Serial.print(F("Send NEC with 8 bit address code: "));
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Serial.println(buttonCode);
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Serial.flush();
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IrSender.sendNEC(0x7F00, buttonCode, 1);
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delay(DELAY_AFTER_SEND); //delay must be greater than 5 ms (RECORD_GAP_MICROS), otherwise the receiver sees it as one long signal
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digitalWrite(LED, LOW);
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}
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void pullWebpageData(){
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server.stop();
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//Download html text from github
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httpClient.begin(githubFileURL);
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httpClient.addHeader("Authorization", "token " + githubToken);
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int httpResponse = httpClient.GET();
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if(httpResponse > 0){
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gitwebpage = httpClient.getString();
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Serial.println("File content: ");
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//Serial.println(gitwebpage);
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Serial.println("Pulled web data");
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}else{
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Serial.printf("Error code: %d\n", httpResponse);
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}
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httpClient.end();
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server.on("/", HTTP_GET, []() {
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server.send(200, "text/html", gitwebpage);
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});
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server.begin();
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}
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void printTime(){
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// Get and print current time
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struct tm timeinfo;
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if (getLocalTime(&timeinfo)) {
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Serial.println(&timeinfo, "%A, %B %d %Y %H:%M:%S");
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} else {
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Serial.println("Failed to obtain time");
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}
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}
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void wakePc(){
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Serial.println("waking pc");
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const char* MacAddress PROGMEM = "70:85:C2:94:14:33";
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WOL.sendMagicPacket(MacAddress);
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} |