I tried the example in library parolamd the cloock ds1307 and It worked well.but I noticed that the clock changes a few minutes every week or two.
how can fix that without any push button
Use a better RTC like the DS3231.
i have one but how can use same code withe ds3231
can you help me for change fewon code
The basic code for ds1307 works with DS3231 - no change.
thank you verry maach
i testing ds3231 and will see result after