STM32 MCUs Embedded software

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

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F411RE USART2: Cannot Achieve 3M Baud Rate

I am testing F411RE Nucleo USART speed.Sample code is: STM32Cube_FW_F4_V1.26.0\Projects\STM32F411RE-Nucleo\Examples_LL\USART\USART_Communication_TxRx_DMAAt PC side, I am using Putty as serial receiver.So far, the highest working baud rate is slightly...

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HDaji.1 by Senior
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STM32H74xxx USART1 Bootloader default pins

Hi,We are using STM32H747IG microcontroller in our custom board and have connected the USART1 pins PA9 & PA10 to the host processor to update the firmware using UART.The USART1 pins PB14 & PB15 are connected to the LEDs using a NPN transistor and wil...

STM32 USB endpoints capabilities / usage questions

Hi,I'm trying to understand the capabilities of the STM32 USB endpoints (lets say at the moment, I wan't to evaluate the USB using the STM32F429ZI Nucleo board, but my question might be portable to any STM32 with USB).1/ It's not clear to me if an en...

BJero.1 by Associate II
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  • 4 replies
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STM32F4: FAT on NVM memory

hi,I have 2 disks.disk is SD card with FAT. Here is all workingdisk is NVM N25Q256A. Here I have problems.For NVM memory I set sector to 4096 with page 256 bytes. This memory has erase sector 4kB. Datasheet of this memory I attached. And my problem i...

How to test Audio loop back (STM32f7508-DK)

Dear all,I have Stm32f7508-Dk ,I am trying to execute the BSP examples one by one Everything is ok but got stuck in Audio loopback As per instruction (Read Me file) we have to give input to Microphones U20 , U21 and we got the output in CN10 But i ca...

Ss.61 by Associate III
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