STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Resolved! USBX custom class

I'm developing firmware on a G0-family device.  I've implemented a CDC-ACM device based on one of the USBX sample applications.  Windows finds it, enumerates it and I can open it as a COM port.  That's all working.Now I want to add a second interface...

grahamm by Associate II
  • 3505 Views
  • 3 replies
  • 2 kudos

Resolved! X CUBE USB AUDIO can't generate binary

Hello,I want to try the examples in the package X CUBE USB AUDIO with X CUBE IDE and generate binary file for flashing it via DFU (I don't have ST LINK) .With others projects, I go to : project menu / properties / C/C++ build/ settings / MCU Post bui...

Loulou by Associate III
  • 2221 Views
  • 2 replies
  • 1 kudos

STM32F446 SPI DMA too fast for SSD1362

Hello,I have implemented 4 wire SPI for my SSD1362 OLED controller. Here are my SPI transfer functions (both normal and DMA) void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi) { // Deselect when Tx Complete if (hspi == &hspi1) { HAL_GPIO_WriteP...

fing by Associate III
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  • 3 replies
  • 0 kudos

stm32f439 freertos lwip stuck

Hi, i have build up a basic freertos and lwip setup. I just have one user task running. I start a sntp to get the time and wanted to print the time in that task. But it does not reach there.I get stuck. I'm using the cmsis v2 i recently upgraded the ...

MOtto.2 by Associate II
  • 1953 Views
  • 2 replies
  • 0 kudos

Resolved! How can b-cams-omv be connected to STM32F746G-DISCO?

Hello,I am trying to connect b-cams-omv(ov5460) camera module into STM32F746G-DISCO board.However I can not find an official sample code examples.I downloaded FP-AI-VISION1_V3.1.0 SW package from ST web-page. When I unzipped it. it found in Drivers\B...

Sejinoh by Associate II
  • 1329 Views
  • 1 replies
  • 0 kudos

Problem with "HAL_UARTEx_ReceiveToIdle_DMA"

Hi,I am using the HAL function "HAL_UARTEx_ReceiveToIdle_DMA" as follows:void HAL_UARTEx_ReceiveToIdle_DMA(UART_HandleTypeDef *huart, uint16_t Size) {//my actionsHAL_UARTEx_ReceiveToIdle_DMA(peripheral, buffer, COMMAND_MAXIMUM_LENGTH);__HAL_DMA_DISAB...

areyzummo by Associate II
  • 4609 Views
  • 7 replies
  • 2 kudos

Ethernet issue after power cycling of STM32H723ZG

I'm having the same problem with STM32H723ZG, with our own board, Ethernet can only be connected after using ST link to download the code (either by "debug" or "run"). After power cycle the board, it won't connect anymore, reset button didn't help.  ...

ETong.1 by Associate II
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  • 10 replies
  • 0 kudos