STM32 MCUs Embedded software

Help on a schematic for dev-board based on STM32G431 with USB-C power delivery and programming features

Hello,I am making a dev board for this new family of MCU, I need USB programming and power delivery.To make it I am referring to the datasheet, Nucleo dev board and to the application note.I did only once a board with STM32 and it was an F1. I can se...

We developed the product using STM32F722. I know I can sublicense VID and PID for free, but I don't know who to contact. Would you please tell me where to contact?

STM32F411 re-enter into bootloader mode

Posted on April 27, 2017 at 09:58Hi,I am doing a firmware upgrade to a STM32F411RE using DfuSe application tool. But after I click ' Leave DFU mode', the MCU re-enters into the bootloader mode. I do not see this problem when I perform the same firmw...

I2S_CKIN Not Displaying in SAI UI

Hi there!When I set up a fresh project for the STM32G431KB in STM32CubeIDE, let's say I want the SAI to be clocked by an external clock source.So, in the prefs, I set Audio Clock Input (I2S_CKIN):Then I set up my Clock Configuration:Now one would exp...

Not getting PE Alerts when cable is connected on power up

Hi again,Our device is configured as a SNK, STM32F030CC with PTN5110 TCPC.When a source is connected on start up, stack doesn't seem to detect connected cable. PE Alerts aren't received. Any thoughts on where I should check would be greatly appreciat...

FATFS using long file names

Is anyone out there using STM32FCube w/ fatfs with LFN (long file names) ? My project works, but I can only get a small file name to work. I have tried all of the settings in FFCONF.h and added ccsbcs.c file.

STM32G431 crystal less usb

I want to synchronize the cpu clock frequency with the SOF frequency of USB.datasheet says, that you may use HSI48 for crystal less operation or use an XTAL.Question is: Is HSI48 synchron with the SOF frequency?(than I could use MCO out as reference ...

STM32f4 with FatFS + FreeRTOS + SDIO SD card sometimes fails with FR_DISK_ERR on f_write

My application works great, until it doesn't. I'm logging to an SD card, and every so often the call to f_write will return FR_DISK_ERR, at which point all subsequent attempts to write will return the same error. Attempts to call f_open on a second f...

Step of stm32f746ze Firmware upgrade using ethernet

Hello,I am using stm32f746ze i want to update firmware in this controller in this project i also use Ethernet module.i am not use RTOS so how can update on bear metal.so kindly suggest setp of firmware up-gradationif have any example please provide u...