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.
Forum Posts
Resolved! Use v2.2-r0 TF-A to burn to stm32mp157c-ev1 via STM32_Programmer_CLI, USB is not supported
Hi The terminal printing information is as follows. This TF-A will start properly in EMMC. In the docs/plat/stm32mp1.rst file, I saw that USB is not supported. May I ask how to modify it so that it can be burned via USB Regards User.44
u-boot and kernel dependency
Hi All.I am currently using STM32MP15-Ecosystem-v1.2.0. for DK2. At the moment I don't plan to completely upgrade to v2.0.0 but I would like to test the new kernel version (5.4.31). I have compiled the new kernel version and a new device tree but onc...
How to configure a wlan interface on hotspot mode ？
Hi: I'm testing the host mode.I follow the wiki steps to configure hostspot:https://wiki.st.com/stm32mpu/wiki/How_to_configure_a_wlan_interface_on_hotspot_mode.This was giving me the following out-put . I couldn't find what makesthis problem. I am...
i2c lines internal pull up i2c sda and sclk lines
hi i am using stm32mp157caa3, there is a i2c slave operating at 3v3, while design, we have not connected( "forget")pull up line on i2c clk and data line, so i tried enabling open-drain internal pull up in dtsi , but i2cdetect is not able to find the ...
Resolved! SoMLabs VisionSOM-STM32MP1 and VisionCB-STM32MP1-STD board problem with developing software on Cortex-M4 core.
I have a problem with running the software on the Cortex-M4. Probably the default device tree configuration does not start the m4 core. Has anyone used a SoMlabs board and tried to run software on the Cortex-M4 core?
Can't Burn eMMC with DCMI camera plugged
Hi, i moved to new ecosystem v2.0 "dunfell" and added my layers of wifi,camera, openCV and python packages from old Yocto ecosystem. when i trying to burn my custom board eMMC with my dcmi camera plugged it stuck on U-boot waiting for the USB connect...
How to rotate the frame buffer from portrait to landscape mode ?
Hi,I am using MB1166 Rev.A display with STM32MP1 board. In the default mode it shows the logs in portrait mode, how can I rotate it to landscape mode?Regards,Shrikant
How to run android on stm32mp157c-dk2
Hi,I'm lead embedded engineer at some company. Our current tech stack is android board for GUI and networking connected to stm32f2 over uart, which controls our hardware.We're trying to give a shot to stm32mp1, which could be great way to reduce hard...
Resolved! Questions about STM32MP157C's Virtual Uart
Hi,Please tell me whether the virtual Uart take any hardware resoure (eg: actual UART port, PIN).Does the virtual Uart support the baudrate change? If it support, what maximum speed it can support?The virtual UART demo example in "STM32Cube_FW_MP1_V1...