Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
The issue I am having is BKPSRAM is not retaining the information I write to it after a power cycle. I can read and write to BKPSRAM after I set it to non-secure in optee, removed the power features in pwr_regulator, and I enabled the CLK bit. I have...
Hello,I am trying to use I2C2 peripheral with DMA2 streams 2 (Tx) and 3 (Rx). I am also using OpenAMP to communicate with A7 core, which runs Linux.A short time after launch, a Hard Fault is triggered. I noticed this only happens when DMAs are initia...
We got the STM32MP157F-EV1 and struggle a bit with the understanding of OTPs. We cloned the STM32PRGFW-UTIL repository [1], put the dip switches into "forced USB boot for flashing" mode (all off) and uploaded the provided image: STM32PRGFW-UTIL\Proje...
Hello,I'm ustin stm32MP135F-DK and try to modify device tree Menuconfig or how to configure kernel - stm32mpuin this link I came to make ARCH=arm uImage LOADADDR=<loadaddr of kernel>And ı getting this error how can ı solve itCALL scripts/checksyscall...
Hi st frends: Yestarday I fuse the OTP PKHTH as followBut today I found the key I fuse is not the correct one. So I want to re-fuse the OTP ，it seems that can't no fuse again. is there any way to fuse the OTP this situation?
Hello!I'm currently working with a stm32mp157f-dk2 development kit and designing a custom PCB with a STM32MP153A. I have working with the Developer/Distribution package of openST. I want to enable the TimeStamp function of the RTC, and be able to rea...
Hi,I want to send and receive data using Ethernet.I tried this Linux version code, but it didn't works. https://gist.github.com/austinmarton/1922600 After I failed to try, I found this header code, STMMAC.https://git.kernel.org/pub/scm/linux/kernel/g...
I want to ask about realise date of STM32MP257F-EV1?Today, I see a local shop sell this board with price 800$. I guess this is contraband board from China and the price too expensive with my expect.
Hi Team, In the DTS node property mwifiex mentioned below, the default operating frequency is 25 MHz. I would like to update my SDMMC1 clock to 50 MHz and require assistance with configuring it accordingly. Could you please provide me with details or...
Hello everyone,for the board TXMP1570 in Fast boot mode I am looking for the corresponding driver "USB download gadget" Win 11, VID_0483&PID_5720. Thanks in advance Marko
