STM32 MCUs Embedded software

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

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Read Protection For Stm32

I am using a stm32f4 processor, using the dual bank feature, I have a code that has the code update . In Code update mode, I can perform code update by performing Bank1 and Bank2 management over Ethernet, and when I restart the device, the system sta...

DCtech by Associate II
  • 766 Views
  • 3 replies
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STM32F103 USB Packet Memory

Writing a USB Driver using a China manufactured "Blue Pill"I'm not using HAL or Cube.I wrote some code to test the USB cell and my understanding of how it works.I tested the USB's Packet memory which is 512 bytes organized as 256 words. The Applicat...

Joe.H by Senior
  • 1624 Views
  • 6 replies
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Saving values from different sources into an SD CARD

Hello,I'm getting values from an ADC an ACC, and a microphone. The ACC and ADC are in continuous acquiring mode but with different sampling rates. The microphone is turned on after a random trigger in time, basically the microphone record data for 1 ...

ALope.1 by Associate II
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  • 2 replies
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STM32H7 ROM bootloader issue with factory units

We found some STM32H743VIT6 devices shipped from the supplier are not able to be programmed over ROM bootloader. After programming with ST-LINK/SWD, ROM bootloader works fine and MCU is able to be programmed . Our bootloader interface is UART1.Is the...

AAtan by Associate
  • 1309 Views
  • 4 replies
  • 2 kudos

USB Mass storage and SD CARD on STM32L4R9

Hi, I am using the STEVAL-STWINKT1 board with STM32L4R9 MCU. I want the USB work as Mass Storage linked to 4GB SD Card, connected by SDMMC 4 bits peripheral. SD Card is formated in FAT mode. Dare are read throught FAT_FS Middleware. It is currently w...

LVall.1 by Associate
  • 606 Views
  • 0 replies
  • 0 kudos