STM32 MCUs Products

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Resolved! SWO not available on STM32U5G9VJT6Q

Hi,I configured the STM32U5G9VJT6Q but it looks like that, because I am using the SDMMC2 then the SWO pin is not available. Are there any practical workaround?One obvious one is to disable SDMMC while using SWO. Any other ones?Thank you 

Ricko by Senior III
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Resolved! Where is the documentation for the CMSIS-DSP library

I got STM's libraries, grabbed the X-CUBE-DSPDEMO & AN4841 & AN4891 (section 3 on FFT demonstration) but haven't seen any documentation on the DSP library API. Have all the examples which are great, but still a good documentation for reference would ...

armDevCP by Associate II
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  • 1 replies
  • 1 kudos

Resolved! PC2_C PC3_C on STM32H743VI

I am using STM32H743VI LQFP 100 pin. There is no PC2 and no PC3 so I need to use PC2_C and PC3_C as SPI MISO and MOSI respectively. I heave read many forums on here claiming there was a bug in the silicon making PC3_C not suitable for SPI communicati...

Resolved! Micro to control 4-lanes DSI display?

Hi,I am looking for a STM32 micro that can control this DSI display (datasheet attached).But the display has 4-lanes DSI interface and cannot seem to find any STM32 with 4-lanes DSI. The microcontroller selector tool only has "MIPI-DSI" option withou...

Ricko by Senior III
  • 1079 Views
  • 2 replies
  • 1 kudos

Resolved! 'L031 SPI master with multiple AD5271 slaves

Our board has an STM32L031 as a SPI master with two AD5271 Digital Pots (R24 and R25) as SPI slaves.  After power-on both digital pots can be read (return default of 511).  The first digital pot accessed can be given a new value and that new value re...

StevenG_0-1729785305985.png
StevenG by Associate II
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  • 1 replies
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Resolved! Instruction prefetch and cache in STM32F7

Hello,in the STM32F7 it is possible to enable instruction prefetch and in the same time disable ICache. Then I suppose that the prefetching does not put the prefetched instruction in cache. Is it correct?Thank you

GGran.2 by Associate III
  • 1049 Views
  • 8 replies
  • 2 kudos