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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Forum Posts

Voltage Digital PIN

Hi, I have a Nucleo 144 STM32H743ZI2 and I try to convert 3.3v to 5v with level converter to send signal to a driver. I bought a Level Converter MH but when I measure the high voltage, marks 2.5V and in the low voltage 3.2v. I tried putting 3.3v from...

SRivi.1 by Associate II
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Will there be different typesetting for ST 32-bit MCU body screen printing of the same model? Will there be different screen printing layouts due to different origin, packaging and environmental materials.

The typesetting of the second picture is inconsistent with that of the datesheet, does it exist? In addition, what is the meaning of E3 and E4, and what is the meaning of "X"

0693W000006FAaNQAW.png 0693W000006FAZjQAO.png
一李.1 by Associate II
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STM32L081KZT6 Programmging

Hello! I've developed a pcb using the STM32L081KZT6I power it with a 3v3 volt supply and I'm trying to program it via JTAG-SWDSo I connected the SWCLK and SWDIO pins to pin 24 and 23 as shown in the datasheet, then I connected ground and 3v3 to their...

0693W000006EB7eQAG.png
BBori.1 by Associate II
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