perfect; just to note here, all the info is usefull even out of context of Z80, describing low-level init process of SDCARD according to specs, which John did for us -- I remember I tried several times to understand this back in years, but never got so far ...
perfect; just to note here, all the info is usefull even out of context of Z80, describing low-level init process of SDCARD according to specs, which John did for us -- I remember I tried several times to understand this back in years, but never got so far ...