STM32 MCUs Products

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Understanding USB at Low Level from Host

I am Implementing RNDIS Over USB using the Stack provided by STM32 Team. The Data Received at the EP OUT Function is Correct for the First Few Bytes of Data, Post that the Data is Jumbled/Incorrect. Not Sure whats the Reasons though.I tried Verifying...

Pavan_LohiaGroup_0-1729255535363.png Pavan_LohiaGroup_1-1729255600629.png

STM32WL55JC intermittently fails to wake from shutdown

I have a STM32WL55JC part that spends a lot of time in shutdown mode. It's woken by an alarm on the internal RTC. However intermittently it fails to fully wake up.This is almost certainly a hardware fault - certain PCBs are more susceptible than othe...

Andy_ by Associate
  • 1788 Views
  • 1 replies
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Resolved! STM32F7 USB Device Not Recognized as Virtual COM Port (VCP)

Hello everyone,I’m working on an STM32F7 project where I’m trying to establish USB communication between my STM32F746 Discovery board and a PC. I am really new at this really first time. I have configured the board for USB_OTG_FS in STM32CubeMX, and ...

Rlakos by Associate II
  • 2052 Views
  • 6 replies
  • 5 kudos

Resolved! Unable to Configure STM32H7B0VB for SDRAM

For my current Project, I decided to go with the STM32H7B0VBT6 from the STM32H7B0VB family. However the 1.4MB SRAM of the MCU was too little for me, so I've chosen to go with an external SDRAM (IS42S16400J-7TLI [64 MBit | 8 MB). Now I wanted to get t...

tlgw by Associate
  • 559 Views
  • 2 replies
  • 1 kudos

USART not working when using HSI in STM32F769-Discovery

Hi, I am new on STM32 and I started a product prototype using STM32F769-Discovery. I developed all software using default clock configuration, which uses HSE. Now I want to change to HSI, but USART is not working ( Not true, only works when board res...

RCres.1 by Associate III
  • 1340 Views
  • 6 replies
  • 2 kudos

Resolved! STM32H562RGT6 RAM address order

Hi,we are examining if we can apply our March-C test to the STM32H562. It is tailored to the RAM address order of the STM32F446. Unfortunately, the documentation does not seem to provide any hints here. Is there a difference in RAM address order betw...

rt33 by Associate
  • 395 Views
  • 3 replies
  • 0 kudos

MPU on STM32H755

I'm having a hard time figuring out how to configure the MPU of my microcontrollore in order to have this behaviour.I've a framebuffer in ram that is big 384KB. I've modified my linker in order to have the framebuffer starting at location 0x24022000T...

sbi by Associate III
  • 449 Views
  • 4 replies
  • 0 kudos