About VRoma.2

VRoma.2 · 2022-01-24

Hi.Is there a way to properly power off the board without using the console's poweroff command?Tried to press wake-up button for 10 seconds with no effect...Regards,Vlad.

VRoma.2 · 2022-01-20

Hi.My STM32MP157A-DK1 board while in power off state without any connections consumes 45 ma of current.How could i reduce such a big amount?Could it be ST-LINK power drain, or is it STUSB1600?What could i do to reduce the current to its minimum ...

VRoma.2 · 2022-01-10

Hello!I'm using MYD-YA15XC-T board based on stm32mp151 kernel 5.4.And wanted to share files with it via FileZilla ftp/sftp file manager on the PC.But i could not connect to the board, there is always login incorrect error, whichever login or password...

VRoma.2 · 2022-01-26

Hi,Managed to switch BUCK3 off in shutdown (via I2C register write), getting negligible drop in current (less than 1ma).So that not a problem really.Regards.

VRoma.2 · 2022-01-25

Hello PatrickF,Thank you for support, it is very helpful to me.Indeed poweroff command leaves BUCK3->VDD rail powered up, and I could not guess - why?Following power up looks just like normal cold boot, so why leave VDD rail active?Regards.

VRoma.2 · 2022-01-25

Hi, PatrickF.Thank you for the answer.Is there a way to read and check PMIC registers contents from the console?Some I2C utilities should exist, i suppose?Would such a shutdown be safe, does it allow linux to sync its filesystem before poweroff?...

VRoma.2 · 2022-01-21

Hi PatrickF (ST Employee),Thanks for advice, i've updated board to latest 3.1 release and checked again.ST-LINK consumes about 35ma, and it seems better way to fix it is to remove D1 diode to make the link be powered via USB cable only.Another inter...

VRoma.2 · 2022-01-12

There is really no way to use simple framebuffer on mp151/153 devices?DRM is the only method?

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DK1: how to power off the board

DK1 board consumes 45ma in complete power off state!

How to setup stm32mp1 board to use with FileZilla?

Re: DK1: how to power off the board

Re: DK1: how to power off the board

Re: DK1: how to power off the board

Re: DK1 board consumes 45ma in complete power off state!

Re: stm32mp1 simple frame buffer