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Add ADC 14bit support in U5#2747

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Merged
fpistm merged 1 commit intostm32duino:mainfromouoam:main
Jun 10, 2025
Merged

Add ADC 14bit support in U5#2747

fpistm merged 1 commit intostm32duino:mainfromouoam:main
Jun 10, 2025

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@ouoam
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Summary

STM32U5 Series cannot set analog read resolution to 14-bit. BecauseMAX_ADC_RESOLUTION has a value of 12 instead of 14.

This PR fixes the followingbugs

  • Bug U5 cannot read ADC with 14-bit resolution

Motivation
When set analog read resolution to 14-bit, analog only read with 12-bit

Validation

  • Build and test with custom U585VI board

@fpistmfpistm added the enhancementNew feature or request labelJun 5, 2025
@fpistmfpistm added this to the2.11.0 milestoneJun 5, 2025
@fpistm
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Hi@ouoam
Thanks for pointing this.
Before U5, whenADC_RESOLUTION_14B is definedADC_RESOLUTION_16B is also defined.
That's why it was not managed.

@github-project-automationgithub-project-automationbot moved this fromIn progress toReviewer approved inSTM32 core based on ST HALJun 10, 2025
@fpistmfpistm merged commit5a40f2d intostm32duino:mainJun 10, 2025
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@github-project-automationgithub-project-automationbot moved this fromReviewer approved toDone inSTM32 core based on ST HALJun 10, 2025
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@fpistmfpistmfpistm approved these changes

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enhancementNew feature or request

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2.11.0

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@ouoam@fpistm

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