This is the documentation for the latest (main) development branch of mcuxpresso sdk. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

fmeas

Overview

This example shows how to use SDK drivers to use the Frequency Measure feature of SYSCON module. It shows how to measure a target frequency using a (faster) reference frequency. The example uses the internal main clock as the reference frequency to measure the frequencies of the RTC, watchdog oscillator, and internal RC oscillator.

Supported Boards

• EVK-MIMXRT595

• EVK-MIMXRT685

• FRDM-RW612

• LPCXpresso51U68

• LPCXpresso54628

• LPCXpresso54S018

• LPCXpresso54S018M

• MIMXRT685-AUD-EVK

• RD-RW612-BGA