STM32 MCUs Products

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Resolved! FMC does not trigger Write Enable on SRAM

Hi,I have interfaced an STM32H723 to an MRAM that is SRAM compatible, using FMC.. The memory is SRAM compatible, 20bit address and 16bit data. The main control pins for the memory are: CHIP ENABLE (~E), WRITE ENABLE (~W) and OUTPUT ENABLE (~G). FMC c...

Screenshot 2025-01-25 at 02.27.16.png HAL_Write.png MemoryView_STM32CubeIde.png Screenshot 2025-01-25 at 02.22.46.png
SOgal.1 by Associate II
  • 459 Views
  • 2 replies
  • 1 kudos

Resolved! STM32H563 I2C Stuck Busy

Hello everyone, I am writing some code to control an IS31FL3736 LED Matrix Driver which communicates over I2C. I am using a Nucleo H563 as the devboard. I have 4.7k pullup resistors on the SDA and SCL lines. I am using I2C4 with PG6 & PG7 as the SDA ...

SETAASA command I3C

Hello!I have an i3c target device which has a static address, datasheet says I need to send SETAASA command to start communicating with the device.I tried doing, #define SETAASA 0x29#define STATIC_ADRESS 0x47I3C_CCCTypeDef aSET_AASA= { /*Target...

kvganesh by Associate
  • 1286 Views
  • 2 replies
  • 0 kudos

I-NUCLEO-LRWAN1

Posted on September 15, 2017 at 18:55 USI LoRa module http://www.st.com/en/evaluation-tools/i-nucleo-lrwan1.html Anyone else ported I-CUBE-LRWAN to the USI Module? What's your experience with the RSSI level vs other SX1272/SX1276 solutions...

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STM32F411 firmware download issue in DFU mode

Hi Everybody,     I am facing a wired issue in programming the  mcu . I have designed  a custom borad with STM32F411CEU6 (QFN-48 package). DFU mode is is properly detected.  But whenever I am trying to connect the mcu  with STM cube programmer in dfu...

STM32F103C8T6 Program not working and USB not recognized

Hello,I found this schematic and layout with a stm32f103c8t6. I ordered it and wanted to programm it.With stm32cubeprogrammer I detect the stm32 no problem via ST-LINK.Same with stm32cubeide I can download successfully the code.But now the problem is...

Basic_STM32_Bluepill.png pcb.PNG stm32cubeprog.PNG code.PNG
JTAPIE by Associate II
  • 1201 Views
  • 17 replies
  • 3 kudos

Resolved! HAL_Delay problem when adding ThreadX to the project

Hello everyone,I'm working on the µc STM32H5, I have an application that runs correctly, and when I configure the threadX in the project for which I've configured the TIM6 as the basic timer and I've released the SysTic for the threadX using CubeMx. ...

wMESTIRI by Associate II
  • 459 Views
  • 5 replies
  • 2 kudos

STM32H7: SPI problem with SPI_RXDR

I am using the STM32H725RE (68-pin package).My goal is to have full duplex SPI communication with a 16 bit shift register using the stm32h7 as the SPI master (with no dma controller).I am using the SPI3 with the following pin (12MHz)PA15 (SPI3_nCS), ...

Fabian3_1-1738063907629.png
Fabian3 by Associate
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  • 2 replies
  • 0 kudos

stm32wle5ccu6 stopmode disables programming

Edited to apply source code formatting - see: How to insert source codei am new to the programming and i am working on a stm32wle5ccu6  board and accidently flashed below firmware. later the PORT is not detecting and not able to reflash the device. (...