STM32 MPUs Products and hardware related
Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Forum Posts
FM Radio for Linux
Hi,Does anyone know an FM radio receiver IC with Linux driver? Thanks.
Creating a flashable backup of sd card image
Hello, I have sd card with lots of things configured.To save time I want to create backup of this card which I can flash later.Is there any official way to take the backup of the STM32MPU sd card image and also a way to flash the same image on new SD...
Resolved! Not able to set the GPIO low permanently from the command line
Hello, I am using STM32mp157f-dk2 board and I have a peripheral connected on GPIO pin #16 ( PF1)on doing gpoiget gpiochip5 1 > i get 1on doing gpiosetgpiochip5 1=0 i DO NOT get any error but on doing again gpioget gpiochip5 1 > i get 1 againI see it...
Good afternoon, I have written two versions of the time output test programs to the console for STM32MP157D. Both programs work no more than 2 hours, then the system restarts. What did I do wrong? Sincerely, Alexander.
Good afternoon, I have written two versions of the time output test programs to the console for STM32MP157D. Both programs work no more than 2 hours, then the system restarts. What did I do wrong?Sincerely, Alexander. ////////////////////////////////...
Resolved! How to disable Peripherals in stm32mp1 u boot source?
Hi,We are using stm32mp157a processor in my custom board.In my custom board we have limited peripherals so i need to disable remaining peripherals like ltdc and hdmi ,etc. I disabled in dts files but it didn't effected. How can i disable peripherals ...
Resolved! Bug report: STM32CubeProgrammer flash failure on STM32MP1
On my Ubuntu 20.04, Flashing of STM32MP157C-DK2 with STMCubeProgrammer fails with the following error I easily reproduced using the scripts:$ STM32_Programmer.sh -c port=usb1 -w FlashLayout_sdcard_stm32mp157c-dk2-trusted.tsv -------------------...
RGMII PHY connection doesn't come up 1000Mbps only 100Mbps
I use a STM32MP157C and connected to MAX24287 PHY by RGMII.After linux booted there is only 100Mbps connection - I put the PHY into Diagnostic Loopback Mode and the situation is the same.My dts:ðernet0{ pinctrl-names = "default", "sleep"; pinctrl-...
How to configure i2c duty cycle in the linux device tree?
How can I configure the i2c duty cycle to 50% in the linux device tree for a 33kHz device?I have modified the frequency from 100000 to 33000 but I couldn't find a setting for the duty cycle and right now I measure ~83%.MPU stm32mp153.
Realtek RTL8211 alternatives?
Hello there,We are working on a design based on the STM32MP1 eval kit which is using Realtek RTL8211 for Ethernet.However this IC seems to be hard to buy; Realtek distributors are giving lead times of +1 year.Can someone recommend alternatives?Thanks...
