Dear All,
i an using rtc PCF8563 and Date & Time is running. But every day 2 or 3 secs delayed compared with PC time. It is continuously POWER ON condition for one week. So totally 18 seconds delayed for a week. How to solve this Problem?
thank you
Hi,
Please take a closer look at Chapter 10 of the UM10301 which provides tips to tune the crystal frequency in order to achieve higher accuracy.
Best regards,
Tomas