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How to change Timebase source of Nucleo-h745ziq board

MDeva.1
Associate II

Hello,

I am working on Nucleo-h745ziq board. I am working on Azure Rtos Usbx .I have to change the setting of Timebase source but in Nucleo-h745ziq board is default setting how I can change it?

0693W00000GY9VGQA1.png

9 REPLIES 9
TDK
Guru

Click the down arrow on the right side of the Timebase Source selection box and choose a new one. You will need to enable the corresponding timer first.

If that doesn't work, attach your IOC file.

If you feel a post has answered your question, please click "Accept as Solution".

I activated the TIM6 in Cortex M7.And try to select the Timebase Source as TIM6 but all option are disable,only systick is enabled.0693W00000GYDaxQAH.jpg

Please reread my first post if you still need help.
If you feel a post has answered your question, please click "Accept as Solution".

I need help ,because I activated the TIM6 and after that I try to select Timebase source but its not get selected.I am attaching my project ioc file.

TDK
Guru

Go into TIM6 and assign the timer to the CM7 core.

0693W00000GYEQUQA5.png 

Go back into SYS and select TIM6 as the time base.

0693W00000GYEQjQAP.png

If you feel a post has answered your question, please click "Accept as Solution".
Muhammed Güler
Senior III

you need to choose which equipment will be used by which core. In your scenario, you need to choose from the timer configurations that timer6 will work with Cortex-M7. If you activate the timer, you cannot select the timebase source.

I am working on Azure Rtos.I am enable the TIM6 for Particular cortex M7 and after that I try to select the Timebase Source as TIm6 but that option is not enable if I click on TIM6 after that it select the sysytick by default.

I follow the procedure that you told me but it not allows me to change the Timebase source.0693W00000GYEqNQAX.png0693W00000GYEq8QAH.png

Haithem Rahmani
ST Employee

0693W00000Hoja7QAB.png 

above the screenshot taken from the STM32CubeIDE 1.8.0, it is working fine the TIM6 is used as timebase for CM7

regards

Haithem.