STM32 MCUs Embedded software

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

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SPI Between two nucleo boards mcu

 I am trying to establish communication between two Nucleo boards (STM32G431RB as master and Nucleo F446RE as slave). I used the example codes from the STM32 GitHub page (NUCLEO-G431RB/Examples/SPI/SPI_FullDuplex_ComPolling_Master and STM32F411RE-Nuc...

nesnes by Associate III
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  • 15 replies
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STM32H7 Series TCP Client with LWIP

Hello everyone, i am trying to configure one STM32H723 as TCP Client and another as TCP Server. I am very new to networking. I used the example project in this github link and didnt change anything except IP addresses and MAC addresses https://github...

mazotcu16 by Associate II
  • 1041 Views
  • 1 replies
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Resolved! STM32H7 Ethernet Connection Lost

I am using open source lwip ethernet connection code and I am cehcking wireshark if i lose any connection. TCP ECHO parts are my true outputs but i was wondering if ARP parts means that my connection is lost and I reconnect or is it just checking gat...

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Kuttay by Associate III
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  • 1 replies
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Resolved! X-CUBE-CRYPTOLIB cmox_eddsa_sign HardFault

stm32L476VC + CubeMX + IAR + X-CUBE-CRYPTOLIB STM32CubeExpansion_Crypto_V4.2.0 i copy the example from "NUCLEO-L476RG\Applications\ECC\EDDSA_SignVerify" to my project, cmox_eddsa_sign will cause HardFault:The processor has escalated a configurable-pr...

lll by Associate II
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  • 10 replies
  • 2 kudos

Resolved! LWIP_RAND uses newlib rand() and fails

CubeMX generated project defines #define LWIP_RAND() ((u32_t)rand()) which fails with the following call stack...and the following assert textassertion "REENT malloc succeeded" failed: file "/build/gnu-tools-for-stm32_12.3.rel1.20240612-1315/src/newl...

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