STM32F427ZGT6 inaccurate delay

liwei11 · ‎2025-11-23

Hello, when I was using this chip, STM32F427ZGT6, it could print data, but the delay was incorrect. After 5 seconds, it was only a few milliseconds. Due to the inaccurate delay, the timing sequence became disordered

mƎALLEm · ‎2025-11-24

Hello @liwei11 ,

Your question is not clear. Could you please elaborate more and which interface you are talking about?

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TDK · ‎2025-11-24

Maybe your delay code is inaccurate.

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