STM32 MCUs Embedded software

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Resolved! Require Support On ULPL and STM32F407

Hello,Is there any documentation or source code to use ULPL with USB3343? Even I am not cleared USB3343 chip could be used for external High-Speed USB support to STM32F407. Or suggest me any chip with low complexity, I aim to achieve high-speed data ...

YashJ by Associate III
  • 2135 Views
  • 2 replies
  • 1 kudos

Wrong Code in STSW-STM32065 V1.9.0 stm32f4xx.h File

Hi,I found wrong code at STM32F4xx_DSP_StdPeriph_Lib_V1.9.0\Libraries\CMSIS\Device\ST\STM32F4xx\Include\stm32f4xx.h file. Please see follow image:This part code will cause incompatible redefinition of macro warning and maybe another issues. I think t...

屏幕截图 2024-03-05 104649.png 屏幕截图 2024-03-05 105157.png
GhostLee by Associate
  • 1544 Views
  • 1 replies
  • 0 kudos

Not able to change DMA2 Memory Address

Dear Experts,I need your assistance. I am attempting to change the memory address of DMA2 during runtime. I am streaming ADC data through UART. The ADC operates at 10MSPS using Timer1, and the tim1_up event triggers DMA2 Stream5 in circular mode. My ...

YashJ by Associate III
  • 5169 Views
  • 9 replies
  • 1 kudos

STM32F411-disco low audio quality with PDM microphone

Hi,I'm struggling with recording audio on STM32F411-disco (MB1115D) board.I'm trying to run dedicated to this board example (Audio_playback_and_record), but out of the box it just doesn't work - recorded file is all silence.I've spend quite amount of...

mgr by Associate II
  • 2583 Views
  • 1 replies
  • 0 kudos

ZeroMQ implementation for STM32 series MCU

Hello ST Community,    I am researching the possibility of using ZeroMQ on a STM32 MCU device.  Currently, we are targetting the STM32H5 series of processor, using Azure RTOS/NetxDuo.  From the looks of it, ZeroMQ is a socketed implementation, so it ...

aw_von by Associate II
  • 2859 Views
  • 1 replies
  • 2 kudos

display Assertion "pbuf_free: p->ref >0" failed at line 747... and stop ethernet commnunication aperiodically.

​I use stm32h743 with lwip. tcp and udp work fine respectively. but, Running tcp and udp at the same time breaks the communication aperiodically, and display Assertion "pbuf_free: p->ref >0" failed at line 747... stm32cubeH7 example is the same. but ...

YPARK.14 by Associate
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  • 3 replies
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Resolved! Azure RTOS / MDK-Arm - Linking errors

I'm trying to build the example project "Tx_Thread_Creation" for the NUCLEO-F429ZI. During the build process with the MDK-ARM (uVision) V5.28.0.0 toolchain I got the following linker errors:linking... Tx_Thread_Creation\Tx_Thread_Creation.axf: Error:...

MLade.1 by Associate II
  • 4954 Views
  • 5 replies
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Resolved! not able to flash STM32G0B1RCT6 MCU via UART

Hello,We have switched from STM32g071 128kb flash to stm32g0b1rct6 with 256kb flash.We are able to flash the application binary from ST-LINK in STM32 cubeprogrammer. but, not via UART protocol.We are using the default STM32 system bootloader. We have...

kumar_b by Associate II
  • 2533 Views
  • 3 replies
  • 0 kudos

Resolved! DMA/STM32F103: memory to USART2 TX.

Hi all, I am successfully transferring from a memory location to the data register of USART2 Tx using DMA operation. And the USART2 has been used by the  printf()  to output to the PC. What I don't understand is, what moderates the rate at which DMA ...

LarryC by Associate
  • 2204 Views
  • 3 replies
  • 1 kudos