// Date and time functions using just software, based on millis() & timer

#include <Wire.h>
#include "RTClib.h"

RTC_Millis RTC;
int led = 3;

void setup () {
    Serial.begin(57600);
    // following line sets the RTC to the date & time this sketch was compiled
    RTC.begin(DateTime(__DATE__, __TIME__));
    pinMode(led, OUTPUT);
}

void loop () {
    DateTime now = RTC.now();

    if((now.hour() == 17) && (now.minute() == 1)){
        digitalWrite(led, HIGH);
    }
}