STM32 MCUs Products

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Forum Posts

RTC not working on Vbat

Hi everyone,I am using a STM32H563RG and I need the RTC to work even if the VDD is powered off. To do that, I am plugging a battery on the VBAT pin to power the RTC and the Backup domain. But I tested it and it seems the RTC is stopped and the backup...

Karakala by Associate II
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  • 1 replies
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Resolved! Maximum TRACECLK frequency of STM32H725

Hello,I have not found the maximum TRACECLK frequency of the STM32H725 in the documentation. It looks like it is generated by PLL1 with flexible division ratios and thus can attain values that are not realistic for I/Os (100 to 220 MHz for Speed 11 a...

BGo by Associate
  • 108 Views
  • 4 replies
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Flash MX25R6435FM2IL0 interface with STM32N657

I am having a custom board having STM32N657I0H3Q interfaced with quad flash MX25R6435FM2IL0. I am unable to access (both read and write) to the flash MX25R6435FM2IL0.I have attached Saleae capture (configured the flash in single mode only for Saleae ...

vinoth_ta_0-1763812740739.png

Data transfer from SAI to DTCM using HPDMA not working

I am using a Nucleo-N657X0-Q board to prototype a data collection system that collects samples from an ADC connected to the SAI peripheral and places the results in RAM. If I use CPU AXI RAM0 as the destination this works correctly, but if I change t...

nige_w by Associate
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  • 0 replies
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Resolved! GPIO Usage on STM32N6

This is a pretty basic question but I would like a bit of clarity if possible.If a GPIO pin is configured for the fsbl code can it also be used in the Appli code?If so how would you go about defining it in the Appli code? There doesn't seem to be an ...

digilog by Associate II
  • 84 Views
  • 1 replies
  • 1 kudos

Regarding DCMI Data Reception Issues

Our company has a chip that outputs data via DCMI, though it does not employ a standard DCMI interface. It lacks a horizontal synchronisation signal, possessing only a vertical synchronisation signal. Could you advise which chips are capable of recei...