STM32 MCUs Embedded software

Resolved! Single Ethernet for ModBus and BACbus

I want to use a single Ethernet port to run both a Modbus connection and a BACnet. This will be on a STM32H7 processor and using AZURE RTOS

STM32U5 - ICACHE with XIP from external OCTOSPI flash - Is there any example?

After hours of struggling, I finally managed to get the I-CACHE working while using XIP from an external Macronix OCTOSPI Flash.The key was enabling memory remapping and writing a proper linker script that used the I-CACHE remapped address space.Firs...

sd_diskio.c generated base on sd_diskio_dma_rtos_template_bspv1.c v2.1.4

cubemx 6.14.0 FW_H7_V1.12.1sd_diskio.c generated by cubemx, it's not match with the Middlewares\Third_Party\FatFs\src\drivers\sd_diskio_dma_rtos_template_bspv1.c. These are some context in sd_disio.c:/* USER CODE END Header *//* Note: code generatio...

FATFS: f_mkfs not working.

Hi,I use STM32Cube, STM32CubeIDE and my board is STM32F746. How do I update FATFS? The system is running version 0.12c. This is from 2017.Why do I want to update it?After inserting the SD card, I check the status and if the card is not formatted, I w...

Throughput on STM32H533 OCTOSPI external Flash + Ram

I have a system that I am migrating from a part with more RAM to the STM32H733. I already have external FLASH set up and operating well but the amount of RAM available for heap is anemic for future growth.The external flash is running on the OCTOSPI...

Resolved! USB Host USBH_HID_SetReport function issue

Hi, I am using an STM32G0B1CT6 and generated code using the STM32CubeMX to use the USB Host library to interface the CP2112 device. I am able to enumerate and communicate with the device using the interrupt IN/OUT. I am also able to get reports using...

USB_CoreReset Hangs on STM32H7S3L8 and STM32H753ZI Boards

Hello everyone!I am encountering an issue where USB_CoreReset hangs on both the STM32H7S3L8 and STM32H753ZI boards when configuring the USB_OTG_HS port.I understand that this issue has been reported previously, and I have thoroughly reviewed most of ...

Resolved! STM32 USB Host CDC class: USBH_FindInterface issue

Hi, I am using STM32G0B1CBTX and used the STM32CubeMX to configure USB host with CDC class. When connecting a CDC device, I noticed that it passes the enumeration and configuration but fails to find the interface used. More specifically, it fails the...

Resolved! CAN bootloader used with STM32G0B1CxT can't flash over FDCAN2

Hello, I'm writing regarding use of the stm32-can-bootloader that is linked on the https://github.com/effenco/stm32-can-bootloader and also is mentioned in the topic https://community.st.com/t5/others-hardware-and-software/serial-programming/td-p/630...

FileX / LevelX / QSPI cannot get the filesystem to startup.

Hello,Is there any documentation or example on how to setup a STMH7(43) with QSPI and FileX and LevelX? There must be something that is not setup properly. I looked at the Fx_Nor_Write_Read_File project for the STM32H735, but the code and CubeMX se...

STM32 MCUs Embedded software

Forum Posts

Resolved! Single Ethernet for ModBus and BACbus

STM32U5 - ICACHE with XIP from external OCTOSPI flash - Is there any example?

sd_diskio.c generated base on sd_diskio_dma_rtos_template_bspv1.c v2.1.4

FATFS: f_mkfs not working.

Throughput on STM32H533 OCTOSPI external Flash + Ram

Resolved! USB Host USBH_HID_SetReport function issue

USB_CoreReset Hangs on STM32H7S3L8 and STM32H753ZI Boards

Resolved! STM32 USB Host CDC class: USBH_FindInterface issue

Resolved! CAN bootloader used with STM32G0B1CxT can't flash over FDCAN2

FileX / LevelX / QSPI cannot get the filesystem to startup.

Some files in the HAL_Driver and CMSIS libraries a...

Missing .ioc File in STM32Cube Template Project fo...

Issue Recording Grayscale Video in VENC_SDCard Exa...

STM32H7 + LAN8742: No DHCP Request Observed

Netxduo Issue after Soft Reset

Re: Setup USB-OTG-FS with Mass Storage Class on a ...