STM32 MPUs Embedded software and solutions
Ask questions and find answers on STM32 microprocessors and dedicated embedded software solutions, such as Yocto SDK, Qt, and OP-TEE.
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Resolved! FreertOs for M4 core embed in STM32MP157C-DK2
Hello All,I make an introduction, it is my first experience in the stm32 world, but I've been working with Linux embedded, MPUs MCUs etc.. for several years.In this days I'm starting to understand and try the M4 core in DK2 evk, following the wiki i'...
Resolved! Unsuccessfully Adding an external out-of-tree Linux kernel module with Distribution_Package
Following https://wiki.st.com/stm32mpu/wiki/How_to_cross-compile_with_the_Distribution_Package4 Adding an external out-of-tree Linux kernel moduleWhen doing this step, error occurs.PC $> devtool build mymodule...WARNING: /home/tim/STM32MP15-Ecosystem...
Resolved! changing SPI-settings ends up in HAL-Timeout
Hi,I have to change the CPOL and CPHA of SPI, because I'm communicating with different SPI-Devices. This worked fine on a Nucleo-Board with a Cortex M7.On the Cortex M4 of the STM32MP157-DK2 it ends up in HAL-Timeout :(After some time I found a solut...
在我试用stm32_rpmsg_sdb驱动测试大数�?�传输时，�?�到数�?�传输错误的问题
CM4：基于官方给出的例�?，我去掉通过IO�?�数�?�采样，采用填充固定数�?�进入缓冲区的方法，在传递到DDR的相应缓冲区中。A7：基于官方的测试例�?，�?写入文件，直接将接收到的数�?�显示到频幕上。我�?�现，在多次数�?�传输�?�，Linux应用程�?读�?�的DDR数�?�出现错误，这些数�?�以64字节为�?��?。如下图所示，我填充的时0x1f,但是缓冲区中出现了0x1c和0x16，他们都是之�?写入的数�?�。请问这个问题�?�能是怎样造�?的。
Yocto recipe dependency issues for Kivy. Better use another GUI framework?
I'm writing an Yocto recipe to integrate Kivy (kivy.org) into the st-image-weston image for STM32MP157C-DK2. Main questions:1) Is there recommended GUI framework for openSTLinux, beside QT (license issues).2) Did someone ever add Kivy successfully to...
Resolved! Configuring ETZPC in the TF-A device tree issue
Hi,According to this link https://wiki.st.com/stm32mpu/wiki/ETZPC_device_tree_configuration#DT_configuration_-28board_level-29it is possible to configure the ETZPC peripheral in the device tree of TF-A. I am using a distribution package, so I modifie...
Use stm32mpu weston image with OP-tee.
Hi,I try use optee with weston image and I find that:Once the machine is defined with MACHINE_FEATURES += "optee" and the distro is set with DISTRO_FEATURES_append = " optee ", building the OpenSTLinux distribution will provide all necessary binaries...
Resolved! Trouble building meta-st-stm32mpu-app-logicanalyzer ("backend.c:49:10: fatal error: gtk/gtk.h: No such file or directory")
I need assistance building the https://github.com/STMicroelectronics/meta-st-stm32mpu-app-logicanalyser project. I have the Distribution-Package building successfully, but when I follow the instructions for the example meta layer, I get the following...