How to solve rtc PCF8563 time delay?

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

How to solve rtc PCF8563 time delay?

890 Views
dhanash
Contributor I

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

0 Kudos
1 Reply

745 Views
TomasVaverka
NXP TechSupport
NXP TechSupport

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

0 Kudos