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STM32 MCUs Embedded software

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Resolved! How to convert integer number to Q1.15 format?

Hello,I am using STM32G491 controller for my application. I am trying to use FMAC module for FIR filter implementation for my application. I am referring the STM32G4-Peripheral-Filter_Math_Accelerator_FMAC.pdf FMAC pdf document. I have also referred ...

kirtiraje by • Associate II
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  • 4 replies
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STM32F4 LWIP MODBUS TCP

Hi I work with stm32f4 modbus tcp /ip.When I connect the ethernet cable first and then power the stm32f4, my code works goodBut, when I first power the stm32f4 and then connect the ethernet cable, I cannot even ping it. How I can solve it? Thanks

UAlti.1 by • Associate
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HAL_UART_Transmit_DMA() only work one time

Posted on October 22, 2017 at 16:13I want to use  ' HAL_UART_Transmit_DMA(); ' to send data in DMA mode like this :    char str_Hello[]='Hello\n';    HAL_UART_Transmit_DMA(&huart1,(unsigned char *)str_Hello,strlen(str_Hello));    HAL_Delay(500);But ...

Low-layer driver terminology for ADC

Hi, I am trying to use the ADC on an STM32G030 for the first time using the low-layer drivers.  The terminology of the driver documentation has me baffled as it has nothing in common with the '030 Reference Manual (I have to say the Description of ST...

STM32U5 NOR Flash: Data Not Found After Reset

I am currently developing on a custom board based on the STM32U5 microcontroller with the MX25UM512 NOR flash memory. I am following the example provided by the STM32CubeU5 SDK. The example works correctly when I first run it (so data is written corr...

Dadigno by • Associate III
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USB CDC : How send SERIAL_STATE notification?

Hello,I have to implement a USB CDC device that uses flow control. After a few research it seems to be possible to send a notification SERIAL_STATE that holds the signal DSR in its bitmap.Also, I have found topics on this platform trying to answer th...

LMorg.1 by • Associate
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