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reedomneck
Associate III
Aug 7, 2025 5:45 AM UTC
Question

STM32U545: MCU clock and ADC clock configuration

Hello,

 

I'm using NUCLEO-U545RE-Q

NUCLEO-U545RE-Q evaluation board which has STM32U545 MCU.

I've requirement of running at 25Mhz frequency system clock and ADC to run at 25Khz sampling frequency.

 

 

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2 replies

TDK
Aug 7, 2025 1:47 PM UTC

Is there a question? The chip can certainly do this. Configuration can be done within CubeMX. Use a timer to trigger ADC if you want a specific sampling rate.

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reedomneck
Associate III
Aug 7, 2025 2:09 PM UTC

My question is how do I configure MCU clock to 25Mhz and ADC sampling rate of 25,Khz