Solved
in Cube for H563 no FatFS available - why ? Bug ? forget ?
in IDE 1.13.1 -> cubemx : no fatfs ! why ?? force to use MS excrement filex ?

in IDE 1.13.1 -> cubemx : no fatfs ! why ?? force to use MS excrement filex ?

Oo , never had the idea, STM still having 6 year old version as "standard" . perfect, fine.
so i put in actual version of fatfs , together with Azure core . :) seem working good now. mount, readdir ok.
Thx for your info .
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