STM32 MCUs Products

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offset and linearity calibration

Hello,I'm working with the offset and linearity calibration on an STMH755.  My board will run the full calibration at production, save off the resulting offset and linearity calibration constants, and then retrieve and apply them at any new restarts ...

R_DSP by Associate II
  • 602 Views
  • 2 replies
  • 2 kudos

Resolved! UART to interface with TMC2209-Eval Board problems

HiI have to connect an STM34 Nucleo board to a TMC2209. I have to setup a single wire UART. Only TX is connected with the TMC board.I transmitted a datagram and when I try to receive the response I get back the initial data I have e sent.Does anybody...

RPG by Senior
  • 12305 Views
  • 34 replies
  • 0 kudos

Short circuit on STM32F051 after programming

Hello everybody,I'm a newbie on ST processors although I have a deep experience on several other MCU (Microchip on top).I'm using an STM32F051K8T6 with minimal connection (VCC,GND,NRST,SWDIO,SWCLK and a Led) to start developing a porting from an exis...

AreaSX by Associate
  • 893 Views
  • 3 replies
  • 0 kudos

Resolved! stm32f469i CAN Not Working

Hi all,               I am trying to establish a CAN communication between stm32f469i and PC.  I have used Cube MX to generate CAN driver.  I am not getting any data from the stm32f469i. I have also attached code for the reference.

mvp by Associate II
  • 529 Views
  • 4 replies
  • 1 kudos

Resolved! i2s 44khz wav file not playing properly

I am trying to read a file from sdcard using fatfs and sdio and output it to i2s8khz, 16bit is output wellBut 44khz, 16bit file is not played properlyThe mcu is using stm32h743dma is using circular mode and the source is belowThank you#define AUDIO_B...

eunoia by Associate II
  • 223 Views
  • 1 replies
  • 1 kudos

Resolved! GPIO pin max current input (sink)

I want to use led with following connection and i remember that I've seen this application somewhere on the Internet:3V3 - LED - RESISTOR - STM32 PINI've seen the max total current output of MCU then is there any max total input current of MCU?

yonggeon by Associate II
  • 633 Views
  • 7 replies
  • 3 kudos

IWDG Doesn't Reset Without Refreshing with F103RC

Hi,I am trying to use IWDG to function as a 5s timer, IWDG is reloaded every second. In order to test the functionality, I just activated it with default parameters of PRESCALER=4 RELOAD VALUE=4095, and I did nothing else (no refreshing the timer), w...

Chao_0-1736418375886.png Chao_1-1736418396524.png
Chao by Senior
  • 430 Views
  • 6 replies
  • 0 kudos

How send answer on UDP server ?

Hello,I created UDP server with LwIP stack on STM32F407.I tried example udp_echo _server. It works.Now I need send from server my own answer data in callback function.The program hangs in callback function.void udp_echoserver_receive_callback(void *a...

Peko by Associate III
  • 438 Views
  • 1 replies
  • 0 kudos

Resolved! STM32 Nucleo- L4A6ZG differential ADC input Error.

Hi there. I am testing my circuit with a 3.3V sine wave that has a 1.65V DC offset. PC01 has the Signal InputPC02 has the 1.65V.Looking at the output file from the ADC, I am not getting the total signal. 0-4096. My wave is between 1000 and 3000 appro...

nafis by Associate II
  • 455 Views
  • 4 replies
  • 0 kudos