STM32 MPUs products

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STM32MP1 - Bare metal on A7

Hi,I have a current project using the M7 that I need to port over to the A7. The goal is to be running bare-metal code on the A7, like we are on the M7. Currently, I am following this open source guide to run bare-metal on the A7 and it seems to work...

mkurtz by Associate
  • 5 replies
  • 0 kudos

Resolved! Faster OpenAMP communication to M4 core

STM32MP157-DK2 with Buildroot image.I'm running a Qt app on the A7 core and using QSerial to talk to the M4 core using OpenAMP to talk through ttyRPMSG0. Right now it takes ~10ms to send/receive from Qt to M4. Is there anything I can do to decrease...

Not able to send and receive data on I2C ports

Hi,I'm trying to send and receive data over an I2C port.Working with STM32MP15 ecosystem release v2.0.0 (concrete STM32MP157F-EV1 and openstlinux 5.4 dunfell) and i2c-tools. I want to access I2C2 on MB1262C IO EXPANSION connector CN21.Following this ...

DmnSd by Associate III
  • 6 replies
  • 0 kudos

UART DMA fifo error

I have a new problem about serial communication. When UART sends and receives data quickly, there will be FIFO error.This is my code 

0693W0000059z05QAA.jpg 0693W0000059z00QAA.jpg
Yli.8 by Associate II
  • 1 replies
  • 0 kudos

Resolved! Can't run gtk_hello_world example on STM32MP157A

Hi, i dont know if it is a stupid question or not but anyways, I was following the STM32MP157A-DK2 tutorial for developing on ARM Cortex A7 i maked the example given for hello_world.c with given makefike. It works fine on my linux pc but the borad i ...

MÇerçi by Associate III
  • 8 replies
  • 1 kudos

Accessing AWS Restpoint not possible

HelloI got a problem accessing a Rest point server.In what follows I will give you the verbose output on my STM32MP1 (Running under Buildroot)And the second one my Laptop (Ubuntu 18.04)I don't understand why is it working on one and not on the second...

Error trying to build dtb

Hi, I tried to follow the example in the youtube workshop, moving a pwm timer to the a7 side. I was able to create a dts file with cube mx but when running make to build the dtb i get"reference to non existent node or label "ethernet_mac_address""Is ...

OHaza.1 by Associate III
  • 2 replies
  • 0 kudos

New - STM32 MPUs Ecosytem Release V2.1

Dear STM32 MPU Community,We are please to announce that New MP1 Ecosystem V2.1.0 is available. Please check out the Release note on STM32 Wiki to get complete description of content and new features. Please pay attention to the following : Ubuntu 20....