STM32 MCUs Products

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UART not listening for transmission after function executing

Hi I encountered problem while working on project. I am trying to establish connection between devices using RS485 interface. Slave device has been designed to control servo motors, positions to be set are sent from the master. Everything worked fine...

MaciejG by Associate II
  • 1006 Views
  • 0 replies
  • 0 kudos

Resolved! STM32F401 - using OSC_IN/OSC_OUT as GPIO

Hello,I am having trouble in getting PC14 and PC15 working as GPIOs on the STM32F401. The reference manual says that "The LSE oscillator pins OSC32_IN and OSC32_OUT can be used as general-purpose PC14 and PC15 I/Os, respectively, when the LSE oscilla...

kla by Associate
  • 4833 Views
  • 2 replies
  • 2 kudos

Resolved! USB_HID_Barcode Scanner

hi, Can anyone please help me in USB-HID-Barcode Scanner connection with stm32f722ze.   Normally Barcode Scanner will behave like keyboard and how to decode the ASCII code using usbh_hid_key.c .  Request : if anyone can suggest me small  example of u...

MMARI.1 by Senior II
  • 1353 Views
  • 1 replies
  • 1 kudos

Issue with DMA working with Ethernet

Hi! I'm using a custom board with STM32H563 and recently, I've set up the Ethernet connection, but I'm encountering issues with GPDMA interrupts for controlling a PWM signal for one wire communication to control addressable LEDs. In my project, I'm u...

JonConesa by Associate III
  • 3042 Views
  • 3 replies
  • 0 kudos

STM32F103: SD CARD, SDIO

Hello, I am using the STM3210E-EVLA board. I want to create files on an SD card. While consulting the documentation for the STM3210E, I noticed that the size of the SD card is 128 Mbytes, whereas I am using an 8-GbytesSD card. I have written a simple...

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rania by Associate
  • 5656 Views
  • 3 replies
  • 2 kudos

24C16RP EEPROM INTERFACING WITH STM32G070CBT6

Hello all,I am trying to interface 24C16RP EEPROM with my MCU soldered on breakout board and  it seems like the EEPROM is behaving very weird when i am trying to write and read. first of all it starts to write from position 1 not from zero of an arra...

RChou.1 by Associate III
  • 9471 Views
  • 11 replies
  • 7 kudos

STM32U575I-EV DCMI OV5640, maximize resolution for JPEGs

For the onboard OV5640 camera module that comes with the STM32U575I-EV, I would like to know how to get several of the largest resolutions for my JPEGs. I noticed the 2592x1944 that the OV5640 datasheet lists, but I'm also interested in whether other...