STM32 MCUs Embedded software

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

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how can i configure the SD card as write protected on the board to be detected by PC through USB Device mode(MSC Mode)

Hi,I'm using STM32F469 CONTROLLER for my application.I was able to configure the USB as mass storage device by interfacing in MSC Mode.I am able to see the storage when connected to PC through USB.But I want the storage to be write protected.Can you ...

SNULU by Associate II
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  • 2 replies
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Bootloader DFU stm32f103

Hi, i like to use the DFU bootloader to update my stm32f103. I like to have the following setup.The binary is on the PC. From my own application i want to switch the mcu to dfu bootloader mode. It will be recognized as an DFU device. The mcu does not...

MOtto.1 by Associate II
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  • 4 replies
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Receiving/transmitting using UART and LL API

Hello,I am experiencing some problems when trying to receive data from PC using UART and then check if it is correct. I am using using LL API and this code is placed in while(1) of main function. For example, when I send 'A' from PC to STM32, PC rece...

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Indois by Associate II
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  • 7 replies
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STM32F411RE NUCLEO Usart Bootloader issue

Hi everyone,I am trying to communicate with default ST UART bootloader on nucleo-F4RE. I have connect the PA9 and PA10 to my second nucleo-board on which I send the 0x7F (9600 baudrate, Even parity,1 stopbit and 8B data (also tried 9B data)). If I ch...

OSale.2 by Associate
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  • 1 replies
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Resolved! STM32L451 DMA and request on same channel?

Hello,I am running FreeRTOS Multitasks application. Actually, I am using the DMA1 channel 4 and 5 for SPI transfer and request #1.Now, I wonder if I can run in parallel USART DMA using the same channels (4 and 5) but they are linked to another req...

CGren.1 by Associate II
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question about the ADC operation.

1. How can I selectively read only one channel when using multiple ADC channels in each of the ADC interrupt mode and ADC DMA mode?(If you use HAL_ADC_Start_DMA(&hadc1, ADCvalue, 2), you can read each channel from ADCvalue[0] and ADCvalue[1]. I want ...

HAPPYDAY by Associate II
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P-L496G-CELL02: Unable to setup eSIM

Hello,I am currently trying to run the X-CUBE-CELLULAR demonstration project as per the Getting Started Guide (UM2567). and "How to enable SIM MFF2 connectivity with P-L496G-CELL02.txt"I've have been unable to retrieve the BIC from the BG96 with the ...

AGiml by Associate
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