STM32 MPUs Products and hardware related
Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
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Resolved! Setting SPI clock to 20 MHz and beyond
Hello,my system is based on an STM32MP151x, running embedded Linux (Buildroot generated + all the ST patches, v5.3.56). I am suing an SPI connection to an external hardware but so far, i am not able to set the SPI clock to 20MHz and higher.Looking at...
Resolved! STM32MP1 RNDIS not working after cable reconnect
Hello,I have stm32mp157c,my own board and usb type-c for rndis.I saw the topic https://community.st.com/s/question/0D53W00001Qeg8OSAR/usb-ethernet-gadget-stops-working-after-replugging-cableBut it wasn't helpful for me.This is the error I get when I ...
Resolved! STM32MP157F-DK2: How to enable Wi-Fi, How to scan the Wi-Fi network, Connect to a Wi-Fi network, Check Link status from MP157 console port? ,
Hi,I want to know how to configure Wi-Fi in STM32MP157F-DK2 from MP157 console port. 1) How to scan the Wi-Fi network and check scan results2) How to connect to a Wi-Fi network3) How to get information about the status of the Wi-Fi interfaces4) How t...
Resolved! How can the cortex M4 access to RTC Timestamp?
Hi,I would like to read the timestamp value of the RTC. I see that only the Cortex A7 have access to it and the documentation on the wiki does not give any clue to how we can read the timestamp from the m4.On the linux side i can easily obtain it:I k...
Getting IPCC issue in stm32mp157-DK1 kit
Hello We are trying to implementing IPCC in STM32MP1-DK1 evolution kit and facing following issues. We generated cortex-M4 code in CUBE MX (Activate IPCC,NVIC IPCC RX1,IPCC TX1 and debug UART) then run in CUBE IDE and generating .bin file. We ...
Console application gpiomon not working for all ports STM32MP157caa3
Hello,I have rather a simple question. In my project, I have 16 discrete inputs. I need to test all but only if works or not. From a hardware engineer's point of view, it is sufficient. For the test, I try to use a simple console syntaxgpiomon --sile...
'STM32MP157AAC3' processor-based MYD-YA157C-V3 board fails to flash eMMC image
Hello.There is a problem flashing the system image to the board.I use MYD-YA157C-V3 board of Myir company. The board contains a 'MYC-YA157C' CPU, which is based on the STM32MP157 processor (STM32MP157AAC3).I mounted an SD card on this board and attem...
Custom STM32MP157F board sometimes hangs on reboot
Hi!Our custom board sometimes halts instead of rebooting. Has anyone already seen something like this?Connect to device by terminal or ssh:$ rebootThe terminal then logs all shutdown messages, but sometimes (every third?)it stops with this:[ 4253.287...
Resolved! How do use internal temperature sensor?
On STM32MP1, how to use the internal temperature sensor, ADC2_INP12 and internal factory calibration?Any example?Is it possible to access these data via A7 or just on M4 ?
