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Singh.Harjit
Senior
April 17, 2022
Question

HRTIM periodic calibration

I use HSI16 as my clock base which goes through a PLL and then into the HRTIM.

Let's say that I adjust HSI16 periodically (every ~10 milliseconds) to track an external high precision clock.

Is enabling the DLL calibration (HRTIM_DLLCR:CALEN, CALTRE) enough to have the HRTIM track the HSI16 adjustments?

What are the affects of the different HRTIM calibration rates in CALRTE? Power? Jitter?

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