For discussion of Speeduino compatible boards designed / built by other members of the forum and for guidance around making such a board
By flex-ALE
#65764
To go further, my problem is sending the GPGD message too early. the chip has not finished booting and does not take into account the "init".
I therefore took 200ms to do the "init" after each power-up.
Now it works well on all my processor platforms:
stm32f401
stm32f411
stm32f407ve
stm32f407vg
teensy 3.5
tennsy 4.1
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