STM32 MPUs Products and hardware related

QML multimedia to display camera stream - The result is not smooth

Hello,We have an issue with QML multimedia to display camera stream. The result is not smooth while with Qt widgets it works fine. Gstreamer pipeline from command line works as well. The hardware is a STM32MP157C SoC which provides a Vivante GCnano a...

How to do the synchronization between A7 and M4 using IPCC interrupt?

I would syncrhonize A7 and M4 on STM32MP151A using IPCC interrupt, how can I do it? Moreover, using FreeRTOS, I need to start some task before of MX_OPENAMP_Init, but I noticed if I move this function after the Kernel starting, it doesn't work. I do...

Support to find dB from digital MEMS mic using STM32MP157C-DK2

Hello ST Support team,I have MP23DB01HP digital MEMS MIC sensor which has PDM output. I was gone through "AN5027" application note. I want to connect this digital MIC with DK2 to find dB data from it.suggest me steps to connect and run mic on DK2 boa...

Why can't I control gpioz in user space?

Hi: I encountered a strange problem when I tried to operate the gpioz pin with the gpioset command in user space and found that the level never changed. Can you give some suggestions to solve it.

TF-A halts with an exception during boot of simple device tree?

I have built a device tree file using the details in wiki in CubeMX. I build with my custom machine using Yocto. When I run the built TF-A binary I get the following output on UART4:NOTICE: CPU: STM32MP157CAD Rev.B NOTICE: Model: STMicroelectronics...

Hi, I have a STM32MP157C-DK2 that I would like to connect to a 7�? raspberry pi display. Can you tell me if the B-LCDAD-RPI1 adapter is compatible with the STM32MP157C-DK2? Thank you!

Which package is suited for my project?

HelloI am working on an IoT project and would like to know which package is suitable for me? I am responsible for customizing the Linux tree, installing packages, set Ethernet, Wi-Fi and the right security protocols from a Hardware point of view.I u...

In ST-Link32 Utility, Read Out Protection is Disabled, but I get the errors: The elf loader Program function fails. Memory-Loader error Error occured during program operation Programming error @ 0x08000B60!

I have the latest version of ST-Link Utility (ver. 4.6.0) on Windows 10 and the latest firmware (V2.J37.S7), both of which I downloaded yesterday. My co-worker has ST-Link Utility ver. 3.7.0 on Windows 7 and firmware V2.J24.S7 and he has no trouble...

Hello I'm trying to write a loadable kernel module driver. I get an error during compilation: ERROR: modpost: "platform_device_alloc" [/home/rdm/ethtest/eth-ins.ko] undefined! Do I need something to set in the Kernel Config? Helloworld works as LKM.

#include <linux/platform_device.h>#include <linux/module.h#include <linux/types.h>MODULE_LICENSE("GPL");MODULE_AUTHOR("Robert W. Oliver II");MODULE_DESCRIPTION("A simple example Linux module.");MODULE_VERSION("0.01");static struct platform_device *pd...

FDCAN not working properly

I am trying to enable FDCAN on STM32MP157C. I modified Linux Kernel (STM32MP15-Ecosystem-v2.0.0) and U-Boot, following the steps explained in the Developer Package guide. I get these messages, which are suggesting I setup everything correctly.root@st...