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Resolved! I've come across the chip ID caveat mentioned in the op-tee documentation for secure storage. Are unique chip IDs implemented in STs branch of the op-tee OS? Also is trustzone code itself stored securely at rest or only the data in secure storage? Thanks

Full text from op-tee: Important caveats Currently no OP-TEE platform is able to support retrieval of the Hardware Unique Key or Chip ID required for secure operation.   For all platforms, a constant key is used, resulting in no protection against de...

STM32MPU-ecosystem V3.0.0 release is on line !

Dear STM32 MPU Community,We are please to announce that New MP1 Ecosystem V3.0.0 is available.Please check out the Release note on STM32 Wiki to get complete description of content and new features.It contains : Openstlinux-5.10-dunfell-mp1-21-03-31S...

Bitmap font - Pixel - large fonts

Sorry if I have come to the wrong group. I am searching for information on why a font would work with some code that already exists and what if the best way to visualise this. Tried a number of softwares and sites but none provide the array that I'm ...

Rosalin by • Associate II
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Resolved! I want to power the STM32MP157 card by the + 5V of the CN2 connector to integrate the card on a motherboard of a control system. The card does not boot if power is supplied from CN2.

Only the power supply via USB C CN6 allows booting with detection of the presence of voltage on GPIO PA5 and PA4. Is there a way to modify this control mode and be able to boot with a CN2 power supply? Is it possible to modify the FW so as not to re...

PFUMA.1 by • Associate
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Resolved! How to customize openstlinux boot screen (psplash)

I am evaluate the STM32MP157C-DV2 board.I have disabled the weston service by referring to the link below.https://community.st.com/s/question/0D53W00000cSKmXSAW/disable-weston-autostart-in-stm32mp157cdv2​When boot with the weston service disabledThe ...

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STM32MP157D-EV1 보드를 구입 하였습니다. ST-Link 를 연결하면 타겟보드가 연결�?� 안�?�다고 합니다.

�?러메시지 입니다.​Can not connect to target!Please select "Connect Under Reset" mode from Target->Settings menu and try again.If you're trying to connect to a low frequency application , please select a lower SWD Frequency mode from Target->Settings menu.​...

HJoo by • Associate
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DDR3 33 ohm serial resistor in point-to-point topology

Hi,AN5122 in paragraph 3.2 recommends to use 33 ohm serial resistor for every A/C of the DDR chip, but the STM32MP1_SeriesDDRmemory_routing_guidelines_examples.zip in STM32MP15XXAA_1DDR3Lx16 example there are NO serial resistor. Can I use this layout...

CLanc.1 by • Associate
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