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STM32 MCUs Boards and hardware tools

Ask questions and find answers on STM32 hardware set-ups, including schematic-related challenges, debugging probes, power configurations, and more.

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LDO for STM32L433?

Hello, I would like to know what LDO regulator you recommend to use in my development, it uses a 7.2V Lithium battery pack. The application uses 5 GPIO's (4 output, 1 input), 1 I2C, 2 USART, 1 LPUART.

AStol.2 by • Associate II
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  • 4 replies
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Resolved! Location of STM32H747I-DISCO BOOT0 pin

I have a board that is STM32H747I-DISCO which was bricked due to the power supply settings improperly set (Set to LDO when it shouldve been SMPS) in the code.The documentation say to boot with BOOT0 pin set in order to restore the working image, I do...

xlpaudst by • Associate
  • 2697 Views
  • 2 replies
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Resolved! STM32F030R8T6 pin to pin alternative product

Hello Community. STM32F030R8T6 seems to be unavailable. This is a huge problem. Does it exist a pin to pin an alternative (also on other families (STM32F1, F2, f3...).STM32F030RC is NOT a solution since it appears not to be available too. In any case...

raffin by • Associate III
  • 1292 Views
  • 3 replies
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STlinkV3 refined speed settings

Hi, I made a tool to flash/debug e.g. STmicro's (EBlink) that uses direct writing instead of external flash loaders. I noticed that the current speed step of the STlinkV3 goes from 8MHz directly to 24MHz with no jtag/swd speed settings in between. ...

bjorn2 by • Associate III
  • 484 Views
  • 0 replies
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Resolved! ST Link Version for STM32G070 - V2 or V3?

Hello together, I'd like to know which ST Link is the one to work with a STM32G070.We have some old V2 ones which will not be updated because of the compatibility to old projects. Is it better to use the V3 or the latest V2? Thanks a lot.

DHoff.1 by • Associate
  • 938 Views
  • 1 replies
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H750 Discovery board - STLINK v3

Hello, Got a stm32H750B discovery board and it kills me as i don't fully understand.I managed to understand a bit with the help of clive, as right now when i try to connect with STLINk v2 on the SWD connection i get a STM32F72X chip recognised (not ...

BHure.1 by • Associate III
  • 1345 Views
  • 5 replies
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Connection in STM32L433 crystal LSE 32kHz

Hello,I am developing the PCB for the STM32L433 board, I come across a question about the 32kHz crystal. I will use the ABS07-LR-32.768KHz (CL = 6pF), it is among those recommended by the uC datasheet.My question is, since the capacity of the crystal...

AStol.2 by • Associate II
  • 1452 Views
  • 4 replies
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