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Have you ever met a problem with HAL_MMC_ReadBlocks?

Hi,I'm working on SDMMC on STM32U5 nucleo board.Everything works fine for 1 and 4 bit mode.But, in 8 bit mode I can write data with HAL_MMC_WriteBlocks but when I try to read back with HAL_MMC_ReadBlocks, it always gets SDMMC_FLAG_DCRCFAIL.Have you e...

j.kouadio by Associate III
  • 439 Views
  • 1 replies
  • 2 kudos

SD_FindSCR Function!?

My problem just like https://community.st.com/s/question/0D50X00009XkdhZ/sdfindscr-function-problem​In ​the SD_init function ,I use HAL_SD_ConfigWideBusOperation to change bus wide.​but sometime it will dead in SD_FindSCR => while(!__HAL_SD_GET_FLAG(...

wu ryan by Associate II
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  • 2 replies
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Resolved! STM32L433 LPTIM External Clock Max Freqency?

What is the max frequency when driving the LPTIM from an external clock?I would like to drive the LPTIM1 from a STM32L433 to control a Boost switch regulator. Since we can clock LPTIM1 from 80MHz PLL internal. Is this limit safe for external as well?...

JWieb by Associate III
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  • 2 replies
  • 2 kudos

DFU bootloader issues

I am trying to use the built-in bootloader in DFU mode on STM32H743IIT.1. I built my application and created a *.dfu file2. The bootloader starts fine and my device enumerates properly as "STM Device in DFU Mode"3. DfuSe Demo (v3.0.6) detects my devi...

BKlus.1 by Associate III
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  • 3 replies
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TrueStudio_v9.3 for linux - https://www.st.com/en/development-tools/truestudio.html seems to be broken. I have been downloading it four times on two computers with Debian and Ubuntu and after unzipping received such message:

sudo ./TrueSTUDIO[sudo] password for eureka: ./TrueSTUDIO: 1: �zb�Yy׷G�j�ZQ�n��: not found./TrueSTUDIO: 3: Syntax error: Unterminated quoted stringmd5sum ./TrueSTUDIOd278f70667a1a216f2fc7f2ee4657996 ./TrueSTUDIO

MGoclo by Associate
  • 457 Views
  • 1 replies
  • 0 kudos