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 II
  • 5 replies
  • 0 kudos

Resolved! Trace disabled on STM32MP157A-DK1?

I am trying to record instruction traces on-chip via ETF on a stm32mp157a-dk1 board, but the data read from FIFO through RRD is always 0. During the debugging process, I found the value of ETM_AUTHSTAT is 0x08, which means non-secure non-invasive deb...

Yujia.L by Associate
  • 3 replies
  • 0 kudos

Resolved! How to disable the ST-LINK from STM32MP157-DK1?

Hi everyone, hope everything is OK. We are trying to use the STM32MP157-DK1 board for a project, but we notices that the ST-LINK included in the board consumes current even if we are not using it. There is a way to disable the ST-LINK by software? o...

Resolved! stm32mp1 unused pins configure as gpio

Hi I have list of unused pins need to configure as a GPIO, and some as a AF's, do we have any driver which shall facilated unused pins by default set pins state., we have in imx6 IOMUX which does that job in kernel., in mp1 i didnt find that.

Ara.1 by Senior
  • 1 replies
  • 0 kudos

Stm32mp157A IPCC Interrupt between A7 and M4

Hi,We are using Stm32mp157A-DK1 We have done IPCC between A7 and M4 in polling method by Registers. Now we are trying IPCC between A7 and M4 in Interrupt Mode But we unable to get Interrupts between A7 and M4. Would you please help us in this regard...

srikanth by Associate III
  • 1 replies
  • 0 kudos

Resolved! Rootfs size expansion

Hi ,How can i increase the size of rootfs correctly? I tried using gparted , but it looks like the tf-a iss't very happy with it and tries to reset it in correct way. So i would like to understand how can i increase its size more correctly since inst...

NPal.2 by Senior
  • 8 replies
  • 1 kudos

Resolved! Help on Interprocessor Communication STM32MP157F-DK2

Of the many things I have been struggling withmSTM32MP157F-DK2 throughout this summer, one of them is the interprocessor communication between A7 and M4. I want A7 to process data and send the refined result to M4 for further low level actions. As ma...

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MSele.1 by Associate III
  • 12 replies
  • 0 kudos