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VREFINT

Question asked by Ali Movahedi on May 16, 2018
Latest reply on May 21, 2018 by Artur I

In STM32L152 do we have the option to choose the VDDA as VREFINT?

My other question is in regard to the VDDA battery monitoring.  If VREFINT is fixed how can we measure the VDDA please?  Therefore VREFINT_DATA would in the following formula be fix,

 

VDDA = 3.3V x VREFINT_CAL / VREFINT_DATA.

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