STM32CubeMX (MCUs)

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LwIP + FreeRTOS not working on STM32F746

Hello folks!I have a STM32F746 MCU on my custom board and I'm trying to get the LwIP + FreeRTOS stack to work, especially the netconn tcp_echo_server example. It's not a hardware related problem, because the same HW has been used on another board (ST...

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

HAL_UARTEx_ReceiveToIdle_DMA repeating same data

I am currently using HAL_UARTEx_ReceiveToIdle_DMA and getting results that don't make sense to me. My main function is very simple: int main() { MX_DMA_Init(); MX_UART4_Init(); HAL_UARTEx_ReceiveToIdle_DMA(&huart4, rxDmaBuffer, sizeof(r...

aweav1 by Associate
  • 1 replies
  • 0 kudos

Resolved! Example ETH connection for STM32F779I-EVAL

Good morning everyone, I was given a STM32F779I-EVAL board as a gift, I am unable to configure all the peripherals installed on the board via CubeMX. For example, I can't turn on the display or configure the ETH port.Where can I find examples to unde...

Daddi by Associate
  • 2 replies
  • 1 kudos

cubemx lan8742a auto negotiation fail

Hi everyone, im using stm32f746zgt with lan8742a phy. i manage settings on cubemx. when i set speed and duplex with manually like a 100mbps full duplex my system works well. but when i change it to auto negotiation it returns with timeout. It crashes...

Resolved! How to enable LWIP_SOCKET on Nucleo-F767ZI board in CubeIDE

Hi,I have a Nucleo-F767ZI board, and am trying to configure it to use its LEDs, USART3 which is the virtual com port of the ST-Link on the board, and eth, I added LWIP, but I am unable to enable the LWIP_SOCKET as it requres to enable LWIP_NETCONN, b...

Chao by Senior
  • 3 replies
  • 0 kudos

Setting 38400 baud rate reception with SPI

Need to achieve 38400 baud rate for reception of NMEA messages but here 38400 is not in the multiple of binary numbers.Setting the clock to 8MHz and then using prescaler is just setting it to 31.25 Kb.How to adjust to be able to achieve that baud rat...

rohan_m by Senior
  • 3 replies
  • 2 kudos