STM32 MCUs Products

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USB Device MSC with External Flash

Hi team,            I am working on stm32F7 discovery board, I am working on USB MSC Device however i am not getting , how to configure external flash of this discovery board as Mass Storage. My main goal here is as soon as i connect the controller t...

Shikamaru by Associate III
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  • 14 replies
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Resolved! SPI Communication Issue with STM32G431K8T6

Hello,I am working with an STM32G431K8T6and using the LL library to configure SPI in master mode.The issue is with the MISO pin (PB4).The pin is configured as SPI input, with no pull-up or pull-down.When PB4 is left unconnected, the voltage is measur...

sqyq by Associate
  • 339 Views
  • 1 replies
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Resolved! STM32U5 Backup SRAM in standby

Hi,I have a question regarding the backup SRAM in the STM32U5. The reference manual is not clear about this:On the one had, it mentions the following Which seems to indicate that it is possible to place the device in standby without powering SRAM2. H...

ArnoutDekimo_0-1715695675370.png ArnoutDekimo_1-1715695729787.png ArnoutDekimo_2-1715695838490.png

Resolved! STM32H753 SPI Transmission

Hi, I'm using the STM32H753-NUCLEO Board for some SW development, and I'm having some issues with the SPI Handling.I'm attempting to transmit a single 16-bit data packet, however on the scope I'm transmitting two 16-bit data packets. When I change my...

Resolved! USB composite CDC+UVC stops receiving data on EP

HiI created a composite USB device with CDC and UVC classes using usbd. The device is detected, camera image streaming works, and data transfer via CDC (virtual serial port) also works. However, after a random time, communication on the CDC data out ...

Artur5 by Associate III
  • 575 Views
  • 2 replies
  • 1 kudos

Resolved! Hard Fault Unaligned Error on memory region from SDRAM

Hi everyone! I have a working project based on STM32F746 with LCD, Ethernet and SDRAM(IS42S16160J-6TL) and now we are moving it to STM32H753II. I set up a FMC controller and tested whole SDRAM region with 8, 16, and 32 bit access. I use GCC. During t...

Zed by Associate III
  • 1094 Views
  • 5 replies
  • 2 kudos