Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Hello Everyone I wanted to Install Buildroot on my STM32MP157-DK2 according to this website:https://bootlin.com/blog/building-a-linux-system-for-the-stm32mp1-basic-system/Unfortunately as a beginner with OpenST-Linux and Yocto I got stuck at that ste...
I am trying to get this board up and running again after being away from it for a while, but I've been running into problems trying to boot from the SD card. I followed the instructions from the wiki here: https://wiki.st.com/stm32mpu/wiki/STM32MP15_...
we want to read value of 1ch's adc evary 1ms by IIO. it it possible? (STM32mp151c)if it can not , how to does it read adc every 1ms. **********************************$ cd /sys/bus/iio/devices/trigger0/$ cat nametim6_trgo$ echo 10 > sampling_frequenc...
I have xfce running very well in the V1.2 Yocto Distribution system on the stm32mp157c disco board. The xfce desktop is very responsive and uses about 100M of memory. The xfce desktop using the latest V2.0.0 Distribution image however is very sluggi...
Hello,PLEASE GIVE SOME HELP.We made some boards based on MP157AAA and it ran good at first.BUT it can not boot anymore after someone turn off and on the power.No information comes from UART4 after turn on power switch.I change the boot-switch to '00...
Hello,I am new to Linux and just got a new DK2 board. I am attempting to go through the sample on the wiki site.Question 1:I have followed all the steps, but when I go to make the example, I get this error and am not sure how to address it (image mak...
Hi allI am making a distribution based on "Eco System 2.0.0" and yocto.I have a problem with TF-A when making a distribution package.This is the "stm32mp1_clk_get_gated_id: clk id 85 not found" error message from "tf-a-v2.2-stm32mp-r1.0"I know it's r...
do we have any bit disable particular can frame receive warn message as we have in imx6 platform ?RWRN_MSKThis bit provides a mask for the Rx Warning Interrupt associated with the RWRN_INT flag in the Error andStatus Register. This bit is read as zer...
Is it possible to control LTDC on STM32MP157 by Cortex M4 co-processor?I have noticed that there is no available HAL driver for LTDC on STM32MP157.Why is it so? Can we use the HAL driver for LTDC intended for STM32H7 processors on STM32MP157?
Trying and failing to toggle LED 7 of the STM32MP157C-DK2 from the STM32. The IOC file indicates that PH7 is configured as GPIO. The mode is Output Push Pull, the GPIO Pull-up/Pull-down state is No pull-up and no-pull-down. The Maximum output speed i...
