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
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Cannot access LPDDR3 memory from a STM32MP153AABxx

Hi,on a custom board with a STM32MP153AABxx and a W63AH6NBV 1Gbit LPDDR3 memory I am failing to initialise the DDR properly. I made the required changes to the upstream u-boot device tree files, added support for UART8 debug console and some minor th...

qyx by Associate II
  • 9 replies
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Resolved! Regarding Ethernet Ping Issue in stm32mp157a

HiWe are using stm32mp157a processor in our custom board.we have an 3 port Ethernet switch(KSZ9893RNXIA) with spi interface to processor.We enable Ethernet switch using spi.Read and write to switch is working properly.But we when we connect Ethernet...

Resolved! secure secret provisioning (SSP) without HSM question

Hi,During the actual production of our stm32mp157c products we do intend to use the HSM flow.But for now I am simply trying to test the SSP flow with some debug (development) keys and without access to an HSM.I went over:

MVass.1 by Associate II
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problem with own machine. DDR error

Hello I created own machine based of seeed module. at the strartup there is info NOTICE: CPU: STM32MP157CAC Rev.B   NOTICE: Model: STMicroelectronics custom STM32CubeMX board - openstlinux-5.10-dunfell-mp1-21-03-31   WARNING: VDD unknown   INFO: Res...

TStas.2 by Associate II
  • 4 replies
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Resolved! android on stm32mp157c-dk2

Hi Nicolas L (ST Employee),I have read the past article that you provide sources and directives to allow building the Android 10 delivery for the STM32MP157C-DK2.Could you please send me the solution?I hope you will be able to reply to me.By the way,...

HiroM by Associate II
  • 4 replies
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Resolved! How can I boot from NAND if SDcard is not populated?

I am trying to create a custom board that boots from SDcard if an SDcard is plugged in, however, if the SDcard is not plugged in I would like the board to boot from the NAND. I want to do this programmable without the boot switch.Is this possible? Is...


I'm working with the DevBoard from Myir MYD-YA-157C which has the stm32mp157 MPU. I'm trying to chech the i2c from the M4 in the Engineering mode and have a problem.When I tied the I2C_TwoBoards_ComIT, it works. At least it generates the I2C5_ER_IRQ....