STM32 MCUs Embedded software

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Handling UART errors in HAL

I am struggling to establish robust UART communication using HAL. It also seems I am not alone, there were many similar questions here, all closed without an answer. Here are some of them:https://community.st.com/s/question/0D50X00009XkfAH/handling-u...

maple by Associate II
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Linker script specifies .TxDescripSection > Memory_B2 but .TxDescripSection ends up in RAM section (LwIP_HTTP_Server_Netcoon_RTOS on STMF767zi)

Hello,The linker script in the demo example specifies:/* Specify the memory areas */ MEMORY { FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 2048K RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 499K Memory_B1(xrw) : ORIGIN = 0x2007C000, LENGTH = ...

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Johi by Senior III
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  • 6 replies
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Ethernet MAC, TCP Checksum offload stops working

Hi,I'm trying to push through a lot of data over Ethernet using TCP. It's working for a while and then the TCP checksums disappear, IPv4 checksums are still there. This happens after 1-2MB -> 25GB depending if there's a python or C client on the PC, ...

LKert by Associate
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  • 11 replies
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M4 core heap issue on STM32H745.

I am working on STM32H745 discovery board. I have the following peripherals configured on both cores-Cortex M4- FreertosCortex M7- Freertos, Ethernet, LWIP, USART, QSPI, SDRAM.In M4 core there is a default task in which LED is blinking. When I enable...

Akast.2 by Associate II
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  • 1 replies
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Error in 'en.stsw-stm32156' - AN4457 ?

Hello,can someone confirm that line 890 /* Disable External interrupt for next Frame */ EXTI->IMR &= ~EXTI_EMR_MR3;is not correct in 'stm32f4xx_hal_uart_emul.c'?Everywhere else it is written something like this EXTI->IMR |= huart_emul->Init....

SMauch by Associate
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  • 1 replies
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