Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Hi, all.I use STM32MP151CAA3.I want to transmit USART data by DMA with HAL Driver.I’m trying to use HAL_USART_Transmit_DMA () function to transmit data.In the case of STM32F437ZI(using STM32F4xx HAL Driver), when calling HAL_USART_Transmit_DMA(), USA...
I follow the instruction of Building the OpenSTLinux distribution to build the distribution image, /etc/version in the image is 20180309123456. Furthermore, the years of most of the directories and files of root filesystem are 2008. If I am correct, ...
I'm running the STM32MP157A-DK Discovery board through HyperLynx and I'm getting some pretty horrible ringing on the address lines, along with timing violations when I use the DDRx Batch Simulation, and I'd like to verify my setup is good.First, I ex...
I am trying to use the GPU with an application where using X display is a prerequisite. I have successfully used GPU previously with Qt5 and simple kms applications like kmscube, but cannot get it working with X. Mesa is always used as the renderer w...
I made a simple widget example with label but the font size in STM32MP157C-DK2 is biggest than Ubuntu PC. How can I fix this?Thank you for any help.
Hi, I want to make a backup of the SD-card with the linux image. I tried it with Win32 Disk Imager (like on the raspberryPi: https://thepihut.com/blogs/raspberry-pi-tutorials/17789160-backing-up-and-restoring-your-raspberry-pis-sd-card). Windows dete...
Now that I managed to create an 'SPP profile', I have another question. We plan to use a number of those kits. But, I noticed all of them have the same BDA address. Obviously we need to change them. The command 'hciconfig hci0 lerandaddr ..' does not...
Hello, I am developing CAN, but during the test process, I found that part of frames would be lost when setting the classic CAN of ST to be received. The specific test is as follows:1)Connect NXP's 6ULL to my own board(STM32mp157AAC) and set the bau...
I tried downloading the 2.0 SDK but the link goes to the "sources" tarball., not the SDK. I tried to get there various ways but can't find the download.Thanks,Andrew
