STM32 MCUs Products

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Resolved! STM32H7RSxx OTG strange behavior with bulk transfer

Hi,I am testing the USB HS Device CDC implemented from the CDC example (so using ST middlewares) and I notice a strange behavior while reading transfers of 512B.Internally, the function CDC_Receive_HS  file Appli/Src/usb_cdc_if.c has been adapted for...

simo zz by Senior II
  • 501 Views
  • 3 replies
  • 1 kudos

Resolved! Strange Behaviour HAL_TIM_PWM_Start_DMA

Hello everyone.I am encountering a very strange issue with the STM32H7B0 using the J-Link to debug.I followed this tutorial to control the WS28B12 LED using Timer, PWM and DMA.I use the following function to transmit the PWM data. if (HAL_TIM_PWM_Sta...

Simi_Myr_0-1741345039513.png Simi_Myr_1-1741345266206.png Simi_Myr_2-1741345326500.png
Simi_Myr by Associate
  • 386 Views
  • 2 replies
  • 1 kudos

Resolved! STM32L431 firmware update

Hi, I try to update the firmware of an STM32L431 with another microcontroller. I use a UART interface to do that. As described in AN3155 §1, I send the 0x7F after managing the Boot0 and reset pins, and I wait for the 0x79 (Ack). But the STM32 answer:...

Burst read error in HyperFlash on the STM32H723

HiCommunity,I am working with an STM32H723 microcontroller and have configured the OctoSPI interface as follows:​OctoSPI clock source: 200 MHz​Clock Prescaler of OctoSPI2: 2​OctoSPI2 operating frequency: 100 MHz​In my setup, HyperRAM and HyperFlash s...

Resolved! Internal Error - how to solve this pro

An internal error occurred during: "Launching teste".Cannot invoke "org.eclipse.cdt.core.model.ICProject.getProject()" because the return value of "org.eclipse.cdt.debug.core.CDebugUtils.getCProject(org.eclipse.debug.core.ILaunchConfiguration)" is nu...

Captura de tela 2024-07-04 142507.png

USB CDC Issue on STM32H747I-DISCO

Hello,After trying almost everything I found online, I’m posting here for help.I’m working with an STM32H747I-DISCO board, aiming to exchange data via USB CDC with Windows. I’ve configured the .ioc for USB CDC device (FS or HS) on the Cortex M7 core....

StatusQ by Associate
  • 565 Views
  • 3 replies
  • 0 kudos

Resolved! STM32H573RIV6 VDDUSB

Hello,  I am using the STM32H573RIV6 for my project and would like to use the USB interface. However, according to the datasheet, the VDDUSB pin is not available for the VFQFPN68 package. Does this mean the USB feature is not available for the STM32H...

HarshaK by Associate II
  • 521 Views
  • 4 replies
  • 2 kudos

Counting pulses with STM32G474

Hi, In my STM32G474 project, I'm receiving a signal consisting of a burst of pulses, with a relatively long idle period before the next burst. I'm trying to setup a system where I use timers to count the pulses, and a slave timer to detect the idle p...