https://community.nxp.com/t5/Kinetis-Microcontrollers/FREEDOM-K66F/m-p/2260418#M68085 <P>Hello Christie,</P> <P>Could you help us confirm if you are referring to System Tick Timer [SysTick_DelayTicks] or are you referring to another system timer?</P> <P>Is there a specific example do you want to test? I would recommend checking on the <A href="https://mcuxpresso.nxp.com/dashboard" target="_blank">SDK</A> for FRDM-K66F, if an example could apply for your necessities</P> <P>Best Regards, Luis</P> Thu, 11 Dec 2025 17:33:10 GMT luis_maravilla 2025-12-11T17:33:10Z https://community.nxp.com/t5/Kinetis-Microcontrollers/FREEDOM-K66F/m-p/2259451#M68081 <P>Hi,</P><P>I am using FREEDOM-K66F board, and I want to enable 24-bit system timer at 1ms interrupt.</P><P>There is anyone who can provide me the sample code to do so?</P><P>&nbsp;</P><P>Thanks,</P><P>&nbsp;</P><P>Christie</P> Wed, 10 Dec 2025 19:29:00 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/FREEDOM-K66F/m-p/2259451#M68081 a8Chcx 2025-12-10T19:29:00Z https://community.nxp.com/t5/Kinetis-Microcontrollers/FREEDOM-K66F/m-p/2260418#M68085 <P>Hello Christie,</P> <P>Could you help us confirm if you are referring to System Tick Timer [SysTick_DelayTicks] or are you referring to another system timer?</P> <P>Is there a specific example do you want to test? I would recommend checking on the <A href="https://mcuxpresso.nxp.com/dashboard" target="_blank">SDK</A> for FRDM-K66F, if an example could apply for your necessities</P> <P>Best Regards, Luis</P> Thu, 11 Dec 2025 17:33:10 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/FREEDOM-K66F/m-p/2260418#M68085 luis_maravilla 2025-12-11T17:33:10Z