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! STM32h753 +SDRAM

Hi,I'm buiding a custom board which involve STM32H753XIH6 and  IS42S32800J-6TLI, I noticed that STM32H7B3-EVAL schematic has the following:The SDRAM (IS42S32800J-6BL) does not use A12 and A13 — only A0–A11 are connected.The Bank Address pins (BA0, BA...

MFawzy_0-1757692443042.png MFawzy_0-1757692536312.png
MFawzy by Associate III
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  • 1 replies
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Resolved! STM32H745 - unused SMPS pins

I don't use the internal Step Down regulator. How should the pins be tied?Should VDDSMPS be tied to VDD and VSSSMPS to GND with VLXSMPS and VFBSMPS left open?OR - should they ALL be left open?Documentation only speaks as if they are to be used - no c...

Joe.H by Senior
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ADC DAC problems

Hi, i encountered the problem on my stm32 G474RE board, that when i use the adc in dma mode i can not use a dac. The dac simply does not work. As long as i dont start the adc in dma mode, my dac is generating the right waveform, but when i start the ...

Woelki by Associate
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  • 5 replies
  • 0 kudos