https://community.nxp.com/t5/LPC-Microcontrollers/RTC-calibration-in-LPC55S69/m-p/1276697#M45006 <P>Hello&nbsp;<SPAN>gnichimohamed,</SPAN></P> <P>&nbsp;</P> <P>Sorry LPC55s69 doesn't support RTC calibration.&nbsp;</P> <P>32-bit Real-time clock (RTC) with 1 s resolution running in the always-on power<BR />domain. A timer in the RTC can be used for wake-up from all low power modes<BR />including deep power-down, with 1 ms resolution. The RTC is clocked by the<BR />32 kHz FRO or 32.768 kHz external crystal.</P> <P>&nbsp;</P> <P>BR</P> <P>Alice</P> Fri, 14 May 2021 02:32:17 GMT Alice_Yang 2021-05-14T02:32:17Z https://community.nxp.com/t5/LPC-Microcontrollers/RTC-calibration-in-LPC55S69/m-p/1276470#M45002 <P>Hello,</P><P>In the LPC55S69 there is no mentioning of RTC calibration, do you have any idea how we can do it?</P><P>Thanks for the help!</P> Thu, 13 May 2021 15:29:22 GMT https://community.nxp.com/t5/LPC-Microcontrollers/RTC-calibration-in-LPC55S69/m-p/1276470#M45002 gnichimohamed 2021-05-13T15:29:22Z https://community.nxp.com/t5/LPC-Microcontrollers/RTC-calibration-in-LPC55S69/m-p/1276697#M45006 <P>Hello&nbsp;<SPAN>gnichimohamed,</SPAN></P> <P>&nbsp;</P> <P>Sorry LPC55s69 doesn't support RTC calibration.&nbsp;</P> <P>32-bit Real-time clock (RTC) with 1 s resolution running in the always-on power<BR />domain. A timer in the RTC can be used for wake-up from all low power modes<BR />including deep power-down, with 1 ms resolution. The RTC is clocked by the<BR />32 kHz FRO or 32.768 kHz external crystal.</P> <P>&nbsp;</P> <P>BR</P> <P>Alice</P> Fri, 14 May 2021 02:32:17 GMT https://community.nxp.com/t5/LPC-Microcontrollers/RTC-calibration-in-LPC55S69/m-p/1276697#M45006 Alice_Yang 2021-05-14T02:32:17Z