STM32 MCUs Products

Wake up pin identify issue

I use 3 wake up pin PA0,PC5 and PC13 .(MCU part number is STM32L452)When trigger wake up pin to wake up MCU from the standby mode.How to identify which WAKE UP PIN is triggered?

I can't work SPI Transmit with DMA by LL Library

Hi Seniors.I am a beginner who started to implement in the LL library.I would appreciate it if you could help me.What I want to do is very simple, I want to transfer one buffer divided into front and back by SPI (Slave) using DMA every second.The imp...

I need to know the low cost ST micro controller having FMC (flexible memory control) option for communicating with intel FPGA (10M08SCU169I7G). Awaiting a helpful response.

RT-Thread Studio IDE V2.1.0 Release to Better Support STM32 Development!

RT-Thread Studio IDE has the features of project creation and management, code editing, SDK manager, build configuration, debug configuration, program download and debugging, and combined with graphical configuration systems and package and component...

I am looking for working without hardware failure, testing report and status of obsolescence for 10 years and certification data.

Good Morning Sir,I am looking for working without hardware failure, testing report and status of obsolescence for 10 years and certification data. Part no of following component are:497-STM32L476ZGT6CT-ND497-BLUENRG-M2SPCT-NDSTC3100ISTM24M02-DRMN6TP4...

STM32F469 SPI DMA repeat TX while filling RX buffer?

Hi thereI got an IC that needs to be fed with 32bit NOP words via SPI TX (0x00000000) to get 32bit data output via RX at the same time. Communication works fine in SPI polling mode but I really want to try to do it via DMA...My RX buffer is an array ...

STM32L031K6: Why can't I access registers r0 through r3 with a simplest-possible assembly program using gcc/gdb?

I'm brand new to STM32 development, but have many years of programming experience in higher level languages. I'm trying to get a very basic assembly program to run on an STM32L031K6 Nucleo board, as a kind of hello world example. I've attached a sm...

Reasons for usart1 nor usart3 not working after st-link programer cut-off on stm32l476rg development board.

Hello, i would like to know why after st-link programer has been cut-off usart1(pa9,pa10) and usart3(pb10,pb11) doesn't work at all.Any help would be appreciated.Thanks

HAL_Delay stuck in Loop

Hello!First of all, im pretty new to programming STMs. I'm currently working on a project on the WL Series and stuck with the HAL_Delay function. Even something super simple like toggling my User LED won't work.For RCC im using a TCXO 32Mhz as HSE.wh...