STM32 MPUs Products and hardware related

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stm32mp1 rtc uboot issue

Hi All,In STM32MP1, i have following two problem related RTC 1. Kernel spaceRTC is working fine for me only when i enter following command at every power up , else the default RTC date show local time.hwclock --localtime --hctosys-- makes RTC works.r...

Ara.1 by Senior
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Resolved! OTG_VBUS

I am not using OTG (Only host USB's) in the PCB I connected OTG_VBUS to GND. Is this problematic? I saw that it should be left open but not sure if it is connected internally

Oitsh.1 by Associate II
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Resolved! Is MDC mandatory for Ethernet?

I want to use a SIP with ST32MP153 and it uses PC13 to PMIC wakeup, PC1 is used for MDC so I'm left with only PI8 so can't use active tamper.I sit possible to use Ethernet without MDC so I can use PC1 for active tamper with PI8?

Oitsh.1 by Associate II
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Is there a difference in operations when power on and when the SD card is inserted for the first time?

I use STM32MP151CAA3 Cortex-M4 on my custom board.I have created Linux image running on my custom board.​In the case that the SD card is inserted for the first time, Linux image is running successfully.However, in the case that I turn power off and p...

HMasu.1 by Senior
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