STM32 MCUs Embedded software

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USB HS DMA to external SRAM

Posted on June 07, 2018 at 17:51I'm using an STM32F723 with a customised USB driver to capture Isochronous data.I can capture the data in 4KiB chunks. The data is DMA'd into internal SRAM then modified and copied to internal SRAM then DMA'd to an SD...

USB Device MSC on SD using STM32L4R9I-EVAL board

try to run the example USB_DEVICE\MSC_Standalone in FW_L4_V1.12.0. it seems to have a conflict with the MSC in st-link. changed to j-link without msc, the example runs but it last serveral minutes until the drive letter apperas on PC after plugt in t...

Leo_Panda by Associate III
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STM32F09X Bootloader Mode.

We have a STM32F091 MCU board, it works, but we require to add bootloader function in for field update firmware.The BOOT0(PF11) is connect to GND via 10K resistor, so it will go to Flash Memory after power up, it does that (LED flash).I connect BOOT0...

New.Fish by Associate III
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Do I need to use VDDUSB pin on STM32L4?

Hi I am designing an application where the STM32L4 is connected to a PCs USB port. The board is always powered up by an external supply input, and not the PCs USB. Can anyone tell me if I have to use the VDDUSB pin on the STM32? I dont have to power ...

CMSIS linker files has error

Hi. I'm not sure is it a right place - my problem is more like an issue. I've downloaded STM32CubeF1 from here: https://my.st.com/content/my_st_com/en/products/embedded-software/mcus-embedded-software/stm32-embedded-software/stm32cube-mcu-packages/st...

AOvch.0 by Associate
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LowLevelLibrary without CubeMX

Hello, I'm an Italian guy so, please, forgive my terrible english. I want to use the LL library in the same way of the old SPL: without any other software like CubeMX. Is there a way to do that?Thanks,Davide

dcocc by Associate II
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Nucleo-070RB USB DFU

Hi, I'm trying to enter the DFU mode over USB for the Nucleo-070RB. I have connected the USB DP and DM pins, and shorted the BOOT0 pin to Vdd. However, the device is not listed in DfuSe and device manager. In another post I read that for some 070 ver...

LStei by Associate
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