STM32 MPUs Products and hardware related

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Resolved! RGB display with dead zone

Hello all,I currently have to deal with a display which has an inactive zone in the middle. Its "interface" resolution is 540x1280px, but the 140px columns in the middle are not connected to the screen. That is, the display is of 400x1280px of resolu...

display_from_hell.png
APeña.1 by Associate II
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  • 3 replies
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VirtIO problem on STM32MP157C-DK2

Hi! I am working with stm32mp157c-dk2 and trying to establish communication between m4 and a7 cores. I analyze standard examples for this purpose, namely OpenAMP_TTY_echo. VIRT_UART initialization is presented here for m4 core:  log_info("Virtual UAR...

Ljubica by Associate II
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  • 5 replies
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Resolved! vddcore voltage is unstable

Dears,I use STM32MP151FAD3 together with STPMIC1. Nowdays I monitored the voltage of vddcore and found it's not stable shown as below.Mostly it's around 1.2v while sometimes it's up to 1.33v .Referring to documentation, I guess it's casued by dynamic...

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