</pre>
* Note: Register B, Bit 2 allows to select BCD or Binary mode for registers 0..9
* Whether RAM locations are reserved for whatever purpose (like info about connected 40/80 track drives) is unknown. See note 1 please.
Note 1: In the discmag [[Future View IV]] a proposal is given how to use the non volatile RAM of the SYMBiFACE II and the CPC-Booster+.