STM32 MCUs Products

I'm using ST_1.3.0 IDE. I cannot upload the factory released Demonstration after having successfully uploaded the Audio_playback_and_record demos. I am using STM32F4_Ddescovery_FW_V1.1.0. Thank you.

stm32F7 LL_drivers acknowledge interrupts

I combined 2 examples. USART3 I/O and SYSTICKS timer.When I receive a USART interrupt the Systicks stops working. There is a endless loop of interrupt calls of USART3. So I assume I didn't acknowledge the interrupt correctly. Only can't also find it...

What is the maximum value of LPUART baudrate ?

Hi, I am using STM32L071 which has Low Power UART (LPUART) Communication. I want to try LPUART at the maximum baudrate, but what is the maximum value of LPUART baudrate ? is it the same as UART in generally ? based on datasheet, the maximum baudrate ...

Any one have Samples source code for CUSTOM UART code based on STM32L152VB ?

UART - Sending data from UART2 and receiving data at UART1.

Hi, I have some problem with UART. im using stm32l152Vb uC... in that, im suing standard peripheral library...I configured two uarts (UART1 and UART2) both of them are working in normal mode. I want to send data from PC to mcu-UART2 and after receivi...

stm32f429 rcc pllcfgr pllsrc bit will not set

I am trying to set RCC->PLLCFGR |= PLLSRC after setting RCC->CR |= HSEON and waiting for HSERDY to be presented.I have tried this while with and without RCC->CR PLLON set.The device will run fine from either HSI or HSE, and I verified the speed is th...

SDMMC Issue with DMA Mode

Good Day! A stm32 micro newbie here.I just want to ask regarding my issue on my SDMMC.Currently working on accessing microSD through SDMMC interface with FatFS. When I disabled the "Use dma template" I don't have problem accessing the microSD. I have...

My STM32F427 has option byte modified (reset to 0xCFFFFFFD) after some hours powered off

Hello,I have a PCB with STM32F427, since a few days, I am having more and more problems with the MCU.As stated in the title, every morning when I restart my board it is locked with RDP level 1, PCROP and R/W protection on all sectors, as stated in th...

Why latest documentation produced by ST have their Table of Content at the end of the document ? Navigating through big ones, such as HAL-LL Ref manual (2000+ pages..) or MCU on a PC and even more on a tablet.