https://community.nxp.com/t5/LPC-Microcontrollers/Request-for-example-SCTIMER-SetupCaptureAction-usage-with-input/m-p/2115082#M58369 <P>Hello,</P><P>I am currently working with the LPC55S16 microcontroller and using the SCTIMER peripheral. I would like to capture the counter value on an input signal edge (for example, rising edge on a GPIO connected via INPUTMUX), and I found the SCTIMER_SetupCaptureAction() function in the SDK.</P><P>However, I could not find any example or documentation showing how to properly use this API in a capture scenario. I would really appreciate it if NXP could provide a simple usage example of SCTIMER_SetupCaptureAction() to capture events on an input pin, including:</P><UL><LI>How to define and configure the associated event</LI><LI>How to link it with the capture register</LI><LI>How to read the captured value from the register</LI></UL><P>This would help a lot in understanding how to correctly use the SCTIMER in input capture mode. Thank you in advance for your support!</P><P>Best regards,</P><P>Patrice</P><P>&nbsp;</P> Thu, 12 Jun 2025 06:54:42 GMT PBouchand 2025-06-12T06:54:42Z https://community.nxp.com/t5/LPC-Microcontrollers/Request-for-example-SCTIMER-SetupCaptureAction-usage-with-input/m-p/2115082#M58369 <P>Hello,</P><P>I am currently working with the LPC55S16 microcontroller and using the SCTIMER peripheral. I would like to capture the counter value on an input signal edge (for example, rising edge on a GPIO connected via INPUTMUX), and I found the SCTIMER_SetupCaptureAction() function in the SDK.</P><P>However, I could not find any example or documentation showing how to properly use this API in a capture scenario. I would really appreciate it if NXP could provide a simple usage example of SCTIMER_SetupCaptureAction() to capture events on an input pin, including:</P><UL><LI>How to define and configure the associated event</LI><LI>How to link it with the capture register</LI><LI>How to read the captured value from the register</LI></UL><P>This would help a lot in understanding how to correctly use the SCTIMER in input capture mode. Thank you in advance for your support!</P><P>Best regards,</P><P>Patrice</P><P>&nbsp;</P> Thu, 12 Jun 2025 06:54:42 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Request-for-example-SCTIMER-SetupCaptureAction-usage-with-input/m-p/2115082#M58369 PBouchand 2025-06-12T06:54:42Z https://community.nxp.com/t5/LPC-Microcontrollers/Request-for-example-SCTIMER-SetupCaptureAction-usage-with-input/m-p/2116505#M58375 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/245833">@PBouchand</a>&nbsp;</P> <P>Currently, LPC55S16 does not have ctimer capture demo.</P> <P>But you can refer to the rw612 ctimer capture demo.</P> <P>mcux-sdk-examples/frdmrw612/driver_examples/ctimer/capture/capture.c at main · nxp-mcuxpresso/mcux-s...</P> <P>BR</P> <P>Harry</P> Mon, 16 Jun 2025 02:22:26 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Request-for-example-SCTIMER-SetupCaptureAction-usage-with-input/m-p/2116505#M58375 Harry_Zhang 2025-06-16T02:22:26Z