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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Resolved! STM32U5 B-U585I-IOT02A unable to connect to device after TrustZone example execution

Hi,I have run the example code STM32Cube_FW_U5_V1.1.1\Projects\B-U585I-IOT02A\Examples\GPIOGPIO_IOToggle_TrustZone and I can no longer connect to the B-U585I-IOT02A board via STM32CubeProgrammer to disable TrustZone. I have the ST-LINK error message ...

Domenico by Associate III
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  • 2 replies
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Resolved! Higher GPIO control than VDD

Hello.​I use STM32G071GBU6, and I designed the VDD voltage to use 1.8V.​I have some questions on the board.​1. 3.3V GPIO OUTPUT CONTROL- Should I set the GPIO pin of the MCU to open drain and connect it?​​2. 3.3 Volt UART Communication ( TX,RX)- Shou...

Resolved! How to use ST-Link V2 with STM32IDE

Hello,I would like to use a stlink V2 programmer purchased here 2548 Adafruit Industries LLC | Schede di sviluppo, kit, programmatori | DigiKey with a STM32 microcontroller(STM32G041) and STM32IDE.I am using serial wire debug and connections should b...

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Tommino by Senior
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Resolved! Hi, I bought a NUCLEO-H7A3ZI-Q, and I updated the firmware, from that on, I cant connect to the target whatever I do.

The port is showing in device manager and I can update/downgrade the firmware but I cant flash it. I had some similar problem with a bluepill but I put BOOT0 on 1 and erased the chip. After that it worked. I did the same with this board but it tells ...

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SLori.2 by Associate II
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  • 6 replies
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STM32F207VCT6 reference schematics

The MCU STM32F207VCT6 reference schematics used in our design is made exactly in the same as NUCLEO reference design except for the feedback resistor for the 8MHz oscillator; our design doesn't have that resistor. MCU doesn't connect via SWD.*Edited ...

SAgra.2 by Associate II
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  • 5 replies
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Update ST-LINK on NUCLEO with command line

I'm having 100 NUCLEOS, needing an upgrade of the onboard ST-LINK,STM32CubeIDE launches a STLinkUpgrade Utility (JAVA). That asks me to set the ST-LINK in upgrade mode, does the upgrade and finishes. It would be great to have a command line version t...

mluerkens by Associate III
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  • 2 replies
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