STM32 MPUs Products

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Resolved! VBAT input if used with removable primary battery

Dear All,We are designing a custom board based on STM32MP1. In some ST documents we can read "if no external battery is used, it is mandatory to connect this pin [VBAT] to VDD." If I check the developpement board schematic VBAT is simply connected to...

PGE by Associate III
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Resolved! I have a problem with the predictive maintenance setup as described in UM2639 and dm00659285..". I get as far as "Edge computing setup complete". Then it completely stops. Any ideas?

The handshake sequence looked a bit odd too. [STMdemo1] (08:07:40): {"state": {"reported": {"Device_Type": "STEVAL-IPD005V1", "Features": [], "Firmware": ""}}}Update request with token "40d4c70c-ec71-4946-9f7b-b6ad2719d965" acceptedI have also tried ...

PHarl.1 by Associate
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Resolved! STM32MP157 OTP voltage

Hi guys,I'm designing a custom board with STM32MP157C using the MB1263 board as reference.The MB1263 reference design shows the VDD_OTP pin tied to VDD, which is 3V3 for that particular board. My custom board uses VDD = 1V8 instead of 3V3. Should I t...

NCF by Associate II
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Good afternoon. I tried to check your example OpanAMP_TTY_echo together with the ssh-t ttyRPMSG0 command after trying to execute the ssh-t ttyRPMSG0 command, the terminal responds Error resolving ttyRPMSG0 port 22 Temporary failure in name resolution Why?

Good afternoon. I tried to check your example OpanAMP_TTY_echo together with the ssh-t ttyRPMSG0 command after trying to execute the ssh-t ttyRPMSG0 command, the terminal responds Error resolving ttyRPMSG0 port 22 Temporary failure in name resolution...

Vlaty.1 by Senior
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Resolved! change pin mux in TF-A build for i2c-bus i2c4

We would like to build the TF-A image with a different muxer settingfor i2c4. The usual setting is:i2c4_pins_a: i2c4-0 {   pins {      pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */      <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */      bias-dis...

RGlie.1 by Associate II
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Resolved! gcc comand not found

Hello Everyone I wanted to Install Buildroot on my STM32MP157-DK2 according to this website:https://bootlin.com/blog/building-a-linux-system-for-the-stm32mp1-basic-system/Unfortunately as a beginner with OpenST-Linux and Yocto I got stuck at that ste...

Can't boot from SD card on STM32MP157A-EV1

I am trying to get this board up and running again after being away from it for a while, but I've been running into problems trying to boot from the SD card. I followed the instructions from the wiki here: https://wiki.st.com/stm32mpu/wiki/STM32MP15_...

CC by Associate II
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we can't read value of adc by IIO over 100hz. (STM32mp151c)

we want to read value of 1ch's adc evary 1ms by IIO. it it possible? (STM32mp151c)if it can not , how to does it read adc every 1ms. **********************************$ cd /sys/bus/iio/devices/trigger0/$ cat nametim6_trgo$ echo 10 > sampling_frequenc...

bkwak by Associate II
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