STM32 MCUs products

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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
  • 5 replies
  • 1 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
  • 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...


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
  • 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
  • 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
  • 12 replies
  • 0 kudos

Resolved! Boot0 Pin issue in STM32L051

What would happen to the microcontroller if during running normally then suddenly the boot_0 pin switched to high?in my case and due some voltage spike the boot_0 pin state switched to high for very short time nano seconds. most of the time its ok bu...

MSale.1 by Senior
  • 2 replies
  • 0 kudos