STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

STM32H747 QSPI Flash Dual mode wrong R/W data

I am using QUAD SPI in STM32H747 in dual mode. 2 x W25N01GV flash memory chips are connected. The problem is that the odd data (bank 1, flash 1) is written / read normally, and the data of the second bank (flash2) is shifted by 4 bytes (in the first ...

STemWin and Graphics, anybody got it working?

Right now I'm trying to get StemWin working on an F767 nucleo board with an SPI interface to an ILI9341 320 x 240 display. The hardware works.  I have a graphics system I developed that's working fine, but I wanted to try to go cross platform.Segger'...

Resolved! How to Spot Fake STM32 MCU.

I recently got trouble after my STM32F103CB (128KB/20KB) started to misbehave. I ask few guys but seems no answer. Is there any way one can detect loosely cloned STM32 MCU?​

APatr.1 by Associate
  • 8328 Views
  • 5 replies
  • 1 kudos

Write variables into non-voaltive memory STM32L010K8T6TR

Hi, I need to write a variable, like ID , for a new design.This ID during the normal program execution the user can change in order to assing a new ID. In the next re-start this new ID must to be can read.someone could me help to implement this funct...

loopis80 by Associate
  • 916 Views
  • 3 replies
  • 0 kudos

STM32H7 pin related query

Hi,I am using STM32H743ZIT6 in my design but due to the availability issue I am planning to use STM32H723ZGT6 as it is a P2P compatible.I have the below queries related to the UART and SPI:For UART :Can RS485 be used with USART ?For debug UART3 in 72...

Sandeep1 by Associate II
  • 1530 Views
  • 5 replies
  • 0 kudos

Resolved! Define ISR as weak using CubeMX LL Drivers

Hello,For efficiency reason I need to use only the LL, so I enable the LL flag in the CUBEMX configuration.I would like to have the ISR defined as __weak, so that I can write my own version without replacing manually the ISR.I know that using HAL dri...

w25q128jv

I want to read and write to w25q128jv with stm32l5 octo spi insted of quad spi.. is there anybody help me. ı could not write correctly.. and ı could not erase. correctly. first problem is when ı was write whiel start addres 0 my code write start to t...

Snm.1 by Associate III
  • 8414 Views
  • 10 replies
  • 4 kudos

Touch GFX Two Layers frame buffer update issue

Hi,In TouchGFXGeneratedHAL.CPP u are using the HAL_LTDC_LineEventCallback. the issue is i use the two layers.Layer_1 for live video from camera and layer_2 for GUI. every time i generate code i must add this code below. the added code in bold,italic....

MSale.1 by Senior
  • 551 Views
  • 0 replies
  • 0 kudos

UART COM issue with f030r8

Hello,I am trying to use UART HAL with the stm32-f030r8 connected to the PC through a USB-TTL module.The configuration is given below :- The F030R8 has JP1 OFF, JP6 ON, JP5 on E5V.- The USB-TTL is :- The code is :/* Includes -------------------------...

wire.PNG usb-ttl.jpg
user-stm by Associate II
  • 3955 Views
  • 12 replies
  • 0 kudos