STM32 MCUs Products

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Forum Posts

Implementing MQTT in STM32F407G

Hi Team,I am currently working on a project involving the STM32F407G microcontroller, where I have configured MQTT to connect to a server. However, I am encountering persistent issues and have been unable to establish a successful connection.The spec...

ggowd.1 by Associate III
  • 9142 Views
  • 12 replies
  • 1 kudos

Resolved! UART Transmitting issue or any other issue

Hi Everyone, I am using STM32F407DISCO board and made a simple program which transmit some values. The program is as follows   #include "stm32f4xx_hal.h" #include "main.h" UART_HandleTypeDef USART2Config; void GPIO_Init(void); void UART2_Init(void...

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AHayee by Associate II
  • 1419 Views
  • 8 replies
  • 1 kudos

Resolved! task doesn't start when run in ram

hello:    I use NUCLEO-H7A3ZI-Q to test a bootloader feature:the bootloader runs in 0x08000000 at flash, when it starts, it copies the application stored in 0x08005000 to 0x24000000 in RAM, then jump to 0x24000000, I turn on a led in main function to...

lbapplem by Associate II
  • 786 Views
  • 3 replies
  • 2 kudos

Where can I download Unico-GUI

Hello everyone,I am designing an application with a machine learning core device (LSM6DSOX). I attended the webinar on machine learning core last week and following the tutorial from this webinar I need to use Unico-GUI software tool.I tried to dowlo...

Jmong.1 by Associate II
  • 1239 Views
  • 3 replies
  • 0 kudos

USB between two MCUs & host PC

I am looking to design a split keyboard that requires USB communication between two keyboard halves and  a host computer. The left half will have a USB-C connection to a host computer and appear as a USB HID with regular keyboard functionality. This ...

Hayden by Associate
  • 696 Views
  • 2 replies
  • 0 kudos

Resolved! How to connect 8 SRAMs to STM32H7

Hello everyone.I want to connect 8 SRAMs (2MB) to STM32H755XIH3 and use them as 16MB work memory.When connecting 8 memories (SRAMs) using FMC (devices more than the number of FMC_NE*), how should I connect and control them? If there are any similar c...

kazutobi by Associate II
  • 2386 Views
  • 13 replies
  • 5 kudos

MIPI DSI Display required for STM32H747XIH6

Hello all,Im looking for LCD Display that I wanted to interface using ST32H747XIH6 Microcontroller, with its MIPI DSI 2 lanes interface. I see it can only support upto 800x480 in the datasheet, or am i wrong?, can the MCU drive larger resolutions lik...

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Arrvinddd by Associate II
  • 4911 Views
  • 7 replies
  • 0 kudos

Trying to understand workspaces and projects

Posted on March 04, 2017 at 19:17I've used various microprocessor dev systems for several decades, but am new to Eclipse and STM32.I bought a STM32L476G-EVAL board, installed the SW4STM32 toolchain, downloaded the STM32L4 firmware package and placed...

SPI slave master DMA 4Mhz not working

Hi,I am using a STM32H5 as SPI slave DMA (the main clock is at 250Mhz and SPI clock is at 160Mhz)... I am trying to receive data (2072 Bytes) from a master with a clock of 4Mhz and I am having some OVVERUN is this normal. When the master clock is at ...

aabba.1 by Associate III
  • 1110 Views
  • 6 replies
  • 5 kudos

Resolved! Variable rolling to 255

I have STM32G070RBT6, a timer is set to give interrupt every 1 second, in interrupt i am incrementing a variable timer_var1 then in main file while loop i am dividing this by 10 and assigning this value to another variable TIMER_NOW. Now when timer_v...

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psain.1 by Associate III
  • 2629 Views
  • 11 replies
  • 3 kudos