STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...


SysTick on STM32G0

I am trying to use SysTick on STM32G070. Clock tree must be OK because everything else works, as far as I can tell, but when I include the following code (Keil compiler does not flag errors or warnings), in my initialization routine, interrupts stop....

DRobe.4 by Senior
  • 5 replies
  • 1 kudos

Resolved! Info for STM32H747BIT6

hi all, I don't know if I'm going off topic. But we don't get any news about this processor from the official distributors. Our company has developed a new project using this processor. The problem is that it cannot be found at official distributors ...

Gsan by Associate II
  • 8 replies
  • 1 kudos

stm32h747i-disco uart8 transmitir error

When i use uart8 for send data to arduino(add function in food recognition in the fp_vision_AI) ,when i use MX_USART8_UART_Init();(if i use // jump over this line the rest could run normally) the screen on the board get blocked(stopped),how could i c...

wjian.2 by Associate II
  • 2 replies
  • 0 kudos

standby and reset

Can't find a source file at "C:/Users/mmm/Documents/Projects/stm32 projects/AccessMini/Debug/../Core/Startup/startup_stm32c011f6px.s"Locate the file or edit the source lookup path to include its location. what does this statements?Anything to do with...

meena by Associate III
  • 0 replies
  • 0 kudos

Resolved! transfer 64kb of data via SPI using DMA on STM32H7

Hi, I want to transfer 64kByte of data from memory to my display controller using SPI and DMA.Everything is working smoothly so far, but I have some problems of understanding, when I try to use the max. number of bytes.So: 64kByte = 65536 Bytes.But t...

SThie.1 by Associate II
  • 2 replies
  • 2 kudos

M4 Core debug issue

Hi, I'm trying to debug and run simple assembly code in Nucleo-H745ZI-Q board .The IDE successfully builds the program without throwing any errors, However when I try to debug the program CM4 throws the following error:Error in Final Launch Sequence ...

WhatsApp Image 2023-08-03 at 10.22.20 AM.jpeg
Harsh_18 by Associate II
  • 2 replies
  • 0 kudos

problem with stm32g474cet6 - no connection via swd

Hello everyone. I have a homemade board with a stm32g474cet6 processor. I can't connect to the processor via swd, while if boot0 is closed to +3.3v, then the chip is perfectly programmed via uart. I rechecked the board, all the blocking capacitors ar...

CRC data ignored after CRC reset

[This is a reconstruction of a thread I've started on Apr 7, 2017, but got lost in the two forum software transitions since then.]CRC unit is reset by writing CRC_CR.RESET to 1.If immediately after this data are written into CRC_DR by the processor (...