Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
I'm trying to work through and understand the OpenAMP_TTY_echo example project provided by the Keil MDK pack STM32MP1xx_DFP v1.3.1.The environment I'm running on is the STM32MP157D-DK1 with a Yocto built Linux image.I can build in Keil MDK and then t...
Hello, we are currently working with the STM32MP157F-DK2 evaluation board. We have a couple questions regarding the DDR setup on the board. First, when accessing DDR memory, is there any level of CPU caching occurring, or can the memory region have c...
HI,Voici mon problème, Sur ma carte éléctronique, j'ulise un stm32mp15 ave le pmic de ST. J'utilise la broche LD02 du pmic pour allimenter un récépteur GPS (relié sur l'uart 7) que j'aimerai pouvoir couper/allumer (depuis le user space) pour des ques...
Hi, when I inserted keyboard/mouse to USB host port, nothing happened (log console) and this even cause usb host stop working then.But when I inserted keyboard/mouse to a hub and connect this hub to usb host port, everything working fine.The problem ...
I am booting from EMMC with this flash layout./dev/mmcblk1p1 : start= 34, size= 1024, type=8DA63339-0007-60C0-C436-083AC8230908, uuid=077BFE04-5B1A-41F8-8DC2-B47FCC4EA832, name="metadata1"/dev/mmcblk0p2 : start= 1058, size= 1024, type=8DA63339-0007-6...
Hello,I'm considering to use Kingston 04EM04-N3GM627 as the memory and storage for STM32MP157C/F with 32-bit LPDDR3 support. The Kingston part has 16M words × 32 bits × 8 banks, but the evaluation board uses two 16 bits memory parts. Is this Kingston...
Hello, guys.My goal is highly consistent with this ticket:https://community.st.com/t5/stm32-mpus-products/cannot-get-spi-lcd-working-with-stm32mp157d-dk1-yocto/m-p/225522I hope to drive the LCD ili9341 based on STM32MP157F-DK2 but till now it has not...
I am upgrading from ecosystem 4.1 to 4.0. after changing every thing properly in the device tree. and now i successfully compiled the image partitions using bitbake how ever when i boot using the flashed images every thing works correctly utill i rec...
We are developing a board with stm32mp135 processor and to load the entire operating system on the external mmc we set the boot pins in USB boot programming mode, after which we use Stm32 cube programmer.If we wanted to carry out this operation even ...
How to use M4 core to sleep and wake A7 core
