STM32 MCUs Embedded software

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Resolved! STM32L4xx Low power modes

Hi all,I am designing an application on a STM32L431. I need to consume the least amount of power. The MCU will have to use the CAN module both in transmit and receive mode. The reference manual does not give too much details on how the lower power mo...

bareil76 by Associate II
  • 1 replies
  • 1 kudos

Resolved! STM32WB55 THREAD Change Thread Config

Hi,My thread starts working with the features I mentioned below:    panID = 0x2222U; channelNB = 12U; networkKey = (otNetworkKey) { .m8 = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF} };    ...

osDelay returns too early

Hello There, I'm working on an app utilizing STM32H7A3 with CMSIS-OS2.I'm facing a problem with osDelay(). Most of the time it returns too early than the actual delay. While HAL_Delay() always works fine.I have debugged osDelay(3500) with oscilloscop...

KAgga.1 by Associate III
  • 13 replies
  • 1 kudos

Nucleo STM32H743ZI Lan Interface does not work

Hello experts, what am I doing wrong? For days I have been trying to put the LAN interface of my STM32H743ZI board into operation. I just want to send a text to my PC and also be able to receive text from the PC. The board should be the server. Unfor...

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HGumb.1 by Associate II
  • 2 replies
  • 0 kudos

Resolved! How to get a ADC resolution?

I have the following code that I call from a freertos task scheduled with a period of 100 ms.It reads the voltage applied to a pin and return the voltage value as a float.   float pinin_pv(void) { /* Return the pin voltage in the interval [0, PIN_VOL...

ubaldot by Senior
  • 6 replies
  • 5 kudos

1. If we are logging data for the long period (48hour or 96 hour) Sometimes garbage file create in sd card other than our create file. 2. Some times file corrupt and not open on the computer. What is the reason of this issue??

Dear Community Member, I am working on the data acquisition and logging is SD card. In this project i am using stm32l452RET6 uC to interface SD card in SDIO mode with fatfs. It is working file when we are logging for the shorter time. I am creating o...

KPras.2 by Associate III
  • 8 replies
  • 1 kudos

Resolved! LWIP + D-Cache problem (STM32H747I-DISCO)

Greetings, I have a problem with LWIP when the D-Cache is enabled. My test program:int main(void){ /* USER CODE BEGIN 1 */  /* USER CODE END 1 *//* USER CODE BEGIN Boot_Mode_Sequence_0 */  int32_t timeout;/* USER CODE END Boot_Mode_Sequence_0 *//* E...

hzoli by Associate
  • 3 replies
  • 3 kudos