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How to Set VREFBUF to Internal Voltage Refence

BenG
Associate II

I'm using at STM32H563VITz in LQFP100 package.

According to the reference manual (RM0481 Rev 21209) I can use the internal Voltage Reference (and then set it to 2.0478V)

BenG_0-1727268558193.png

BenG_1-1727268566309.png
I've also referenced the post at: How to configure VREFBUF on my STM32 - STMicroelectronics Community

When I open the .ioc file for my project. I don't have the option to select the Internal Voltage Reference

BenG_2-1727268830619.png



It could be a bug in Cube MX - but I suspect it's more likely that I haven't enabled some component or peripharl in the .ico file?

 

 

1 ACCEPTED SOLUTION

Accepted Solutions

Hello @BenG 

This behavior has been solved on the last version of the STM32CubeMX V6.13.0.

Best Regards.

STTwo-32

To give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.

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3 REPLIES 3
STTwo-32
ST Employee

Hello @BenG 

I confirm that it is an issue on the STM32CubeMX. I've escalated to the concerned team for correction (under internal ticket number 192092).

 

Best Regards.

STTwo-32

To give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.

BenG
Associate II

Thanks

Is there an estimate on how long a fix will take? (I appreciate that's like asking how long a piece of string is?)

I'll try and temporarily hack the (auto)generated code to enable it, but any advice/tips would be helpful

Hello @BenG 

This behavior has been solved on the last version of the STM32CubeMX V6.13.0.

Best Regards.

STTwo-32

To give better visibility on the answered topics, please click on Accept as Solution on the reply which solved your issue or answered your question.