STM32MP15 ECO 5.0 Coresight / CTI pins
PA13 and PA14 seems to support Coresight. Is there more information how this can be used and how to connect these pins ? currently I use PA13 to connect a LED, for PA14 there is less information.
STM32 MPUs Products and hardware related
Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Forum Posts
Is it possible to zoom out the GUI of a Qt application?
Hi,I am successfully able to cross-compile a Qt application and run it on a STM32MP157F-DK2 using the various tutorials on this site.Problem is, I want to view the application using the internal LCD of the board (800*480), but the application is desi...
Use Raspberry Pi 5'' Touch Display with stm32mp157a
Hi, I am also using the DFR0550 screen: https://wiki.dfrobot.com/5%27%27TFT-Display_with_Touchscreen_SKU_DFR0550Unfortunately, I am not able to make it work for now, here is the status: The best resources I have found is the following: https://trac.g...
Resolved! What is the difference between trusted and optee boot scheme?
What is boot scheme lables. I am refering to link below it is given as " defines which kind of boot is supported on the board"What it means.referring to link below: https://wiki.st.com/stm32mpu/wiki/STM32_MPU_OpenSTLinux_release_note_-_v4.1.0#Bootsch...
STM32MP135F-DK bare metal - how to use the USB host ports - not OTG
Hi all,i'm writing a program to run on STM32MP135F-DK board that enable the USB host ports of the board.All the projects I've found are using the OTG port as host.All the HAL_HCD apis and xxx_ll_usb source use the OTG structures.Is there ant sample f...
Not Getting Serial Connection - Red LED Blinking
Hi All,I am trying starting my uboot from micro sd card for my device(STM32MP1157D-DK1 .But I am not getting any serial device connection on my host PC and keep on seeing this Red Led Blinking.
Resolved! Configure USART3 at STM32MP157D-DK1
Hello Friends, I am trying to configure USART3 as UART full duplex on the STM32MP157 evaluation board. The pin configuration for USART seems to be working correctly, but I’m having trouble with the USART3 Control Register1 & BRR . Can anyone help me ...
Resolved! Can STM32MP135 run FreeRTOS?
Hello，I am using the STM32MP135DAF7 chip for bare metal development, and now I have encountered a problem. Specifically, I have transplanted the FreeRTOS system on this chip, and in the boot_develop mode, I can run FreeRTOS normally, that is, ddr_ini...
Resolved! STM32MP153, How to change CPU frequency?
Hi, I have a custom board based on a STM32MP153 and I'm trying to reduce CPU (MPU) max frequency... Now it's running at 650Mhz, which is the default configuration. looking at the Wiki : https://wiki.st.com/stm32mpu/wiki/How_to_change_the_CPU_frequenc...
Resolved! an error occured after sending a dfu end of download request
We have the STM32MP157 EV1 Board, build our own yocto images (using the st layers) and are able to flash the images into emmc using STM32_Programmer_CLI.exe. Everything works great.Now we received our first custom boards with the same STM32MP157 Chi...
