Hi, has anyone ever noticed that the Every Nano board runs the code already during flashing? So even before setup() is called. I am currently working with a SPI FRAM and was wondering why the new values are already present on the first read. With a logic analyzer I see activity on the SPI bus eve…

Program execution during Flash operation?

wildbill September 13, 2021, 1:17pm 4

Your global objects execute their constructors before setup. One of them likely touched the SPI pins too.

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