STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Need Disk i/o.c for mmc flash for FATFS

Hi all,I am using the MTFC8GAMALNA-AAT 8GB flash memory via SDMMC1, operating in MMC 4-bit wide bus mode, along with FATFS (M7). I now require the diskio.c file. Kindly provide it, or if you have any related example code, please share that as well. P...

Resolved! USBX Device MSC in Standalone mode

I'm trying to get USBX Device MSC to work in Standalone mode (without RTOS).  I loosely followed @B.Montanari 's example in https://community.st.com/t5/stm32-mcus/how-to-implement-usbx-in-standalone-mode/ta-p/614435, and also referred to a CubeMX exa...

PRuss by Associate II
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  • 7 replies
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STM32F429I-discovery Purple screen

Hello. This is my first week with MCU's. I choose STM and want to stick with it. But it makes only pain :) So I was able to make some GPIO to work but have a complete disaster with LCD. The board came with some demo firm, and it was erased. So I am d...

grisom13 by Associate II
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  • 7 replies
  • 1 kudos

Resolved! USB CoreReset stuck at count

Hi all static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx) { __IO uint32_t count = 0U; /* Wait for AHB master IDLE state. */ do { count++; if (count > HAL_USB_TIMEOUT) { return HAL_TIMEOUT; } } while ...

Maaz1 by Associate III
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  • 1 replies
  • 0 kudos