STM32 MCUs Embedded software

Resolved! USB Audio for STM32H723

I am looking for an example for USB audio device class UAC1 for NUCLEO-H723ZG.The aim is to stream audio data from STM32 onto an android device (and there to a spectrum app). Many thanks to any hints.

Resolved! Fatal bus error on STM32F407IGT6 + lwIP + DP83848 PHY with Cube V1.27.1

Hi ST Community,Trying to get lwIP HTTP server working on STM32F407 with Cube V1.27.1. I am able to ping, however on the first HTTP request I get DMASR FBES (Fatal bus error) and after that, neither pings nor TCP packets get any response. Looking thr...

osMemoryPoolDelete or osMemoryPoolFree ?

Hi,I have allocated memory pool for my doubly linked list using osMemoryPoolNewI want to be able to insert and delete nodes to the doubly linked list. My question is , When I am deleting the node I am unsure if I have to using osMemoryPoolDelete or o...

Trouble programming flash with HAL_FLASH_Program

I have troubles writing succesfully to flash on a STM32G07 chip.The application is similar to this:uint64_t data;HAL_FLASH_Unlock();HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, addr, data);HAL_FLASH_Lock();I started getting hardfault in lock becau...

Resolved! How to implement Microsoft Azure host stack for printer class without RTOS (standalone Mode) on stm32f429. Please give main flow how to call host stack and printer function

https://github.com/STMicroelectronics/x-cube-azrtos-h7/tree/main/Middlewares/ST/usbx/common/usbx_host_classes/src

Resolved! H743 USB and Ethernet conflict

Hi!My problem is, that i use a H743 with Eth and USB configured.Ethernet works fine, till i set up the usb. When i turn on the usb, than the ethernet stops working, because it didn't recognises the messages from eth. The usb is configured in usb_devi...

I am using NUCLEO-H7A3 board and getting hard fault error in USB host -CDC method. Any relevant examples in USB host and device can be helpful.

B-L462E-CELL1 not connecting to TruPhone

Just received this and it doesn't connect. I contacted Truphone and they were not much help. They did mention to make sure the apn is iot.truphone.com.I know almost nothing about this device and the instructions are sparse but I did find a menu item ...

Everything works great in the enumeration, my device is correctly recognized by the host (Windows PC) as a mouse. I've chose to use an IN endpoint in interrupt mode to send the report to the host.

Resolved! STM32L0 HAL status bit or a flag read from registers

Hello, there is a bullet in the STM32L0 HAL that escape me. On page 38 of UM1749 it is said:"When a status bit or a flag is read from registers, it is composed of shifted values depending on the number of read values and of their size. In this case, ...

STM32 MCUs Embedded software

Forum Posts

Resolved! USB Audio for STM32H723

Resolved! Fatal bus error on STM32F407IGT6 + lwIP + DP83848 PHY with Cube V1.27.1

osMemoryPoolDelete or osMemoryPoolFree ?

Trouble programming flash with HAL_FLASH_Program

Resolved! How to implement Microsoft Azure host stack for printer class without RTOS (standalone Mode) on stm32f429. Please give main flow how to call host stack and printer function

Resolved! H743 USB and Ethernet conflict

I am using NUCLEO-H7A3 board and getting hard fault error in USB host -CDC method. Any relevant examples in USB host and device can be helpful.

B-L462E-CELL1 not connecting to TruPhone

Everything works great in the enumeration, my device is correctly recognized by the host (Windows PC) as a mouse. I've chose to use an IN endpoint in interrupt mode to send the report to the host.

Resolved! STM32L0 HAL status bit or a flag read from registers

Not working STM32U585 QUADSPI interface with exter...

void pointers

FDCAN Error Counters

Assistance Required for Playing AVI Video on STM32...

USBX Add Custom Class

USBD MSC writes slow due to single sector writes