STM32 MCUs Embedded software

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

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Resolved! Concurrent use of CAN and USB on STM32F0

Is it possible to use CAN and USB on the STM32F042C6U6 at the same time? I know it's not possible on the stm32f1 but the stm32f0 series is a bit newer and supposedly this is possible on some of the newer chips. I wasn't able to find anything in the d...

TPeci.1 by Associate
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  • 1 replies
  • 1 kudos

USB OTG support for STM32L073VTZ

Hello,Anybody knows where to get the driver source code, as well as examples, to support USB OTG on STM32L073VTZ? CubeMX can generate some USB initialization code BUT it lacks documentation on how to use it, and I doubt it meant to support USB OTG.Th...

HTHU by Associate
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  • 1 replies
  • 0 kudos

Missing section in HAL/LL driver manual for STM32L4+

In document DM00173145 Rev. 7 (STM32L4+ HAL and Low Layer Drivers) reference manual, there seems to be a section missing on the SD driver interface. There is a section SD Extension driver, but that doesn't have any of the general SD HAL API. Is this ...

JVolp by Associate
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On the USB1 HS of the STM32H753 How do you reset the receive DMA engine so you can reuse an address? The TX DMA engine works fine.

Software:STM32Cube_FW_H7_V1.7.0HW Info:STM32H753I-EVAL2Using OTG1_HS with external PHY in dedicated Host mode.USB device - camera running 30 fps that sends its data over a BULK channel instead of a ISOC channel (Vendor supplied device I do not get to...

I2C HAL own address format?

I have been struggling to get a simple I2C communication link working so that I can talk to my battery charger device. It's device address is 0x68. I have tried shifting this one bit the the left, not shifting the address. Nether works. Can someone s...

How to disable bootloader in unprogrammed device?

Hi,We're using an STM32L47xx which connects to a number of other peripherals. On our first board spin, we can see the device enter bootloader mode. We weren't aware of the bootloader addition, so it wasn't accounted for during the early design phases...

OLewi.1 by Associate II
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  • 10 replies
  • 1 kudos

STM32F20xxx Ordering Reference

Hi guys, I would like to know the difference between a STM32F207ZGT6U and a STM32F207ZGT6. If I well understand the datasheet, the last letter of the ordering reference indicates a software option : Internal code or Blank. What does it mean ?I did a ...

HHUET.1 by Associate II
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  • 2 replies
  • 0 kudos