STM32 MCUs Products

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How to control STM32H7RS GPIO port P and N?

I use NUCLEO-H7S3L8 to evaluate our new solution. I want to use GPIO port P to control a few external components.I add some test code into NUCLEO-H7S3L8\Examples\GPIO\GPIO_IOTggle project, like the below snapped code:__HAL_RCC_GPIOP_CLK_ENABLE();GPIO...

STM32H747 - DSI overflow error, no video output

Greetings!I have a board with STM32H747XI and SN65DSI84-Q1 as a converter from DSI to LVDS.The issue is that I can not get video output from MCU to 2ch LVDS panel 1920x720 with any configuration I'm trying. The main issue is that I'm getting HAL_DSI_...

VHEMaster by Associate III
  • 438 Views
  • 10 replies
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Unable to execute code in SDRAM on STM32H745

Hi all,Board: STM32H745I-DISCOIDE: 1.16.1 I am facing some issues with trying to execute code on the SDRAM. I have a 2nd stage bootloader that loads the user application onto QSPI located at 0x9000 0000. After that, I copy the user application code t...

Resolved! STM32h7 SPI DMA communication issues + FIFO Error (FEIF)

When using DMA to do a SPI transmit, I found a strange behavior. The problem is, that the communication to the DAC works for a few seconds, depending on the used frequency. After the few seconds only 1 byte instead of 3 bytes are sent and the NSS Pin...

Heiko_SM by Associate II
  • 447 Views
  • 7 replies
  • 0 kudos

QSPI external RAM

hi all,i was trying to work with stm32u585 microcontroller and an external RAM IS66WVQ2M4DALL , which is a QSPI based RAM can work in 133Mhz.the RAM support DDR based data transfer. Here i am attaching my OSPI configuration  hospi1.Instance = OCTOSP...

sabari1_0-1738740509990.png
sabari1 by Associate III
  • 406 Views
  • 9 replies
  • 1 kudos

STM32F4 & STM32F7 USB Host Core (Interrupt flood)

Posted on May 19, 2017 at 01:02Issue:USB Core issing interrupt at a rate of 8.65us causing high CPU loading.Software/Chip:Using USB Host/CDC from STM32Cube V1.15 on a STM32F429 board.   USB interrupt sources:- SOF Interrupts (It is not needed for CD...