STM32 MCUs Embedded software

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Resolved! STM32H743 Flash compute Crc

Hi people, I'm trying to use the flash crc but is not working as expected. If I pass the end address with offset 3 or 7 the result of crc calc will be always the same, 0xba4bbbf0. What the problem here?   FLASH_CRCInitTypeDef flash_crc_init = { ....

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fernandes by Associate II
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  • 4 replies
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Missing out byte while receiving data on UART

Hi Community,I am working in a freeRTOS environment where one of the threads parses the serial data from the UART. A protocol is defined to decode the hex stream received from another device. HAL_UART_RxCpltCallback is configured to receive one byte ...

Resolved! HAL_TIMEOUT error from HAL_RCC_OscConfig()

Hi,my app works fine when I use the internal clock but if I switch to external clock I obtain HAL_TIMEOUT from function HAL_RCC_OscConfig().The external clock board schematic is:Clock configuration is:The main.c is:   /* USER CODE BEGIN Header */ /**...

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Beppe101 by Associate III
  • 3017 Views
  • 4 replies
  • 2 kudos

Resolved! Code Isolation on STM32G484VET for safety-critical (non-upgradable area) and non-safety-critical (Upgradable area)

Hello Support Team.Good Day.We have chosen the STM32G484VET controller for our product.According to the firmware architecture, we intend to create two separate partitions, one for safety-critical (non-upgradable area) and the other for non-safety-cri...

Resolved! There is a problem that USBPD_CAD_Task stops

 Hello,I am developing a USB Type C chargerThe development environment is as follows HardwareNUCLEO-G071RB (tested on rev C)X-NUCLEO-DRP1M1 shield Softwarex-cube-tcppDRP1M1_DRP When this board is connected to a Windows tablet, the CAD task(USBPD_CAD_...

forst by Associate III
  • 4815 Views
  • 4 replies
  • 1 kudos

DP83822 instead of DP83848

Has anyone written a driver for the DP83822 PHY ?I have tried to use the DP83848 driver. I am able to pass the DP83848_Init(&DP83848); in the ethernetif.c but then when it comes to check the list status, then I get a link down status. The LEDs on my ...

Resolved! Free RTOS queue mechanism does not work as expected.

Hi,I have created two tasks. Task A and Task B. Task A has higher priority. Task receives data through UART and enques this data into queue. Then, Task A is blocked for 1 second. Task B comes into picture and dequeues the data from queue. I send 8 by...

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demir by Senior II
  • 1802 Views
  • 1 replies
  • 1 kudos

Transmitting and receiving custom serial bitstream

Hi Community, 1) I have to demodulated a continuous bitstream of 201bit (1ms per bit) sent by a host to my stm32F401RE. Which peripheral would you suggest to use?2) If I have to transmitt and receive custom serial data  in half duplex with clock in T...

FAJOL.1 by Associate III
  • 2348 Views
  • 4 replies
  • 0 kudos