  ! 
(     )
-  D4 D5 (11),         .       "",       ,        ,  Z80   64 .  ,  
Z80 (    )     80,     , ..      8        8 .     (..   80)   8     .     ,   11    ""  "1"  +5.      ,     ,    .        :
  ,  .    :  (   ),       -.  RC, ,    ,    .  .    Z80  -   -    .
       11,      4,    (     )            80 -          .
 ............ , 4    .    ,     POP, PUSH,XFHL,    4    CALL,RSF,REF.     .
                                                          

PS          Z80.    . (, , ,    "").        ,    (z80_sh2). .    4,      11.      4,   "",     .
                                                            