RTC for Timekeeping

#include "time.h"

const char* ntpServer = "pool.ntp.org";
const long  gmtOffset_sec = 3600;  // Adjust according to timezone
const int   daylightOffset_sec = 3600;

void setup() {
    Serial.begin(115200);

    // Configure and start NTP for time synchronization
    configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);

    struct tm timeinfo;
    if (getLocalTime(&timeinfo)) {
        Serial.println("Current time:");
        Serial.printf("%02d:%02d:%02d\n", timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec);
    } else {
        Serial.println("Failed to obtain time");
    }
}

void loop() {
    delay(1000);
}