 2
 2   2

                              2
 
 
                 
 
設⢮ 譨 뫮 ய   ᯥ稢-
     , 室   믮.
ணࠬ묨 뫪 뢠 뫪  ᭮ ࠭-
  ணࠬ -  ࠭ , ᮤঠ饬   -
 ।⢥ ࠭ 室騥  ⮪ . -
    ⮤ ᢥ 樨 १  ணࠬ-
 稪   ணࠬ 뫪.  ஡ -
ଠ  ⥬  ਢ  . 3.

⨥ 뫪   ⭮  ࠭  -  -
 , ᮤঠ饩 , 騥  ணࠬ.

⨩  ⨯  譨 뫮, 뢠 뫪  ࠭
() 業ࠫ쭮 , ᯮ  裡    ᮯ-
ࠬ, 横  뢠  祪 ⠭.

ய  MC68030 ⮬᪨  㭪樮
, ᯥ稢騥   ணࠬ ࠭, -
࠭   ࠭ 業ࠫ쭮   -
 ᮮ⢥ 㭪権. 㭪樮   -
짮 ᯥ஬   ࣠樨 ⤥쭮  -
᭮ ࠭⢠  ணࠬ ( 㯮 ⮫쪮  ⥭)
  ( 㯮  ⥭-).

    ᮤন  ᠭ ࣠樨   ᯮᮡ
樨  ய MC68030.   , ⠪  뢠
⨯  ࠭,  ᯮ㥬   믮 , ॣ
   ᯮ짮  ⢥  ࠭,  ⥬-
 ⥪, ⥪ ணࠬ 짮⥫  ।.


    2.1. ,   (  )
 
ய MC68030 ন 㭨ᠫ  ࠭-
, 㤮⢮騩  ப   ਬ. -
࠭  室  ॣ, ,    ,  
⠪   ᮯ. ࠭   ।⠢  -
⮬, ⮢    1  32 , ⮬ (8 ), ᫮-
 (16 ),  ᫮ (32 )  ᫮ (64 -
).  ࠭     ᠬ .

 ࠧࠡ뢠  প ᯥ樠 ᫥-
, ॡ ᯥ᪨ ࠭ ᠬ ࠧ ࠧ஢  
⨯.    ᮮ⢥⢨  ⨬  ᮯ  
࠭  .


         2.2.    
 
  ய  MC68030    ᥬ  ॣ஢ ,
ᯥ稢 ࠡ  1, 8, 16, 32   64-묨  ࠭,
16    32-묨 ᠬ,  ⮢묨 ﬨ   1  32
.   ॣ஢   㪠⥫ ⥪ ᯥ稢-
 ࠡ  묨 ࠭  16  32 . ࠢ-
騥 ॣ (SR, VBR, SFC, DFC, CACR, CAAR, CRP, SRP, TC, TT0,
TT1  MMUSR)  ࠧ .      
ᯥ ࠧ ࠭  ন   ᯮ짮-
 ᢮ ७ ॣ஢.


         2.2.1.  
 
    ॣ஢  ⠢ 32 . ⮢
࠭  訥 8 , ᫮ ࠭ - 訥  16
,  ᫮ -  32 .  ᯮ짮 ॣ஢
  ⢥ ࠭  ⮢   ᫮  権
⮫쪮  訩   ᫮ ᯮ  . -
⠢訥 訥    ⮬  㯭.    楫  ᫠
訩  ,  㫥,  ᠬ 訩 -  31-
.  ⮢  訩  ,  㫥,  -
  訩  稭, ࠢ    -
.  ਢ ⠡,  ࣠  ࠧ-
 ⨯   ॣ .

                                

  31              23             15             7               0
  Ŀ
    訩     訩       訩     訩   
                  ।   ।                 
  

                        16- ࠧ來 ᫮

  31                             15                             0
  Ŀ
           襥 ᫮                襥 ᫮         
  

                            ᫮

  31                                                            0
  Ŀ
                           ᫮                        
  

                            ᫮

  63                                                           32
  Ŀ
  訩  (MSB)                Dx                    
  

    31                                                        0
  Ŀ
                     Dy                 訩  (LSB)
  

      ⮢  ( 0   饭 < 32, 0 < ਭ   32 ).

    3                        ਭ                           0
  Ŀ
  饭訩  (MSB) . . . 訩  (LSB)          
  

         㯠 筮-筮 ᫮ (a=MSB).

    31                            7   6   5   4   3   2   1   0
  Ŀ
                                x  x  x  x  a  b  c  d 
  

               筮-筮 ᫮
            (a=ࢠ  MSB,e=  MSB).

    31                            7   6   5   4   3   2   1   0
  Ŀ
                                x  x  x  x  a  b  c  d 
  


,  ।⠢  ᫮,    
᫮   ᯮ, ਬ,   権  32- 㬭
   (   ). ᫮  ࠧ
   ॣ஢   ࠭祭 浪   -
.   ࠡ  묨 ⮣ ⨯    ।-
७.     MOVEM    ᯮ짮  
뫪 ᫮  ॣ  ⭮.  ய-
஢  ᥬ⢠ M68000 ন ⮫쪮  筮--
 ,    ᠬ      
筮  ᫠,  饣 ᫥ 祭 ᮮ⢥饣
筮 ᫠.    ⠪    ଠ.  
ଠ  㯠  筮-筮  ᫠ BCD ଠ  ?????
 ⮨   .    ᮤঠ  -
 稭,    ।.   㯠-
  筮-筮  ᫠  ᮤন     .
訥   ᮤঠ  .


         2.2.2.  ॣ
 
   ॣ஢  㪠⥫ ⥪    32
    ᮤন  ਤ⨤塨 .  -
   ᯮ짮  ࠡ  ⮢묨 ࠭-
.  ⭮,  ᯮ짮 ᭮ ॣ  -
 筨, ࠭,  ᨬ  ࠧ , -
  襥 ᫮ ॣ,     ᫮  楫.
 ᯮ짮 ᭮ ॣ,  ⢥ ਥ, -
  থ     ॣ, ᨬ  ࠧ
࠭.  砥, ᫨ ࠭-ਥ  
ॣ,  ࠭-筨  ࠧ ᫮,  ᫥  -
  믮 樨 ⮫쪮 ᫥ ࠭
.    ॣ ।祭,   ।, 
樨  প  ᫥.  ⮣,  ⥬
 ய ।ᬮ७  ᫮,  -
    뫪,  ࠡ騥  ᮤন  ࠣ஢.
  ࣠ ᮢ   ॣ.


              31                                                        0
            Ŀ
                 ७             16-       
                                                     ࠭.           
            

              31                                                        0
            Ŀ
                        32-ࠧ來  ࠭.             
            


         2.2.3. ࠢ騥 ॣ
 
 ࠢ, ᠭ  ⮩ , ᮤঠ ࠢ-
 ଠ  㯥ࢨ 㭪権   ࠧ ࠧ-
. 饭  ࠢ騬 ॣࠬ ।⠢ ᮡ -
஢ 樨   ⮫쪮  ० 㯥ࢨ,
 ᪫祭, ॣ  ᫮.

 ॣ ﭨ (SR), ࠦ  .  1-4  -
⠢ ⭠ ,   ⮫쪮  ।-
.  ⠫  १ࢨ஢ ମ Motorola  
ਬ. ।    㫥,   
    .  ,    ᮢ⨬ ணࠬ
ᯥ祭   ன, 뢠   ᫥ ⠪
㫥 祭. 訩  ॣ ﭨ  ।⠢
ᮡ  ॣ   ᫮ (CCR), ࠡ   ,
  ० 짮५, ⠪     ०  㯥ࢨ.  
樨    ॣ஬  ﭨ     ॣ஬  ᫮
᫮, ,  権  ॣ஬  ᫮ 訩
 ᮤন 㫥 祭      -
ᨬ  ஢ ਢ஢.

ணࠬ  ० 㯥ࢨ, ࠦ  . 1-3
 ॣ ࠢ. ࠢ騩 ॣ --
  (CACR)  ᯥ稢 ࠢ ஥묨 - -
  - ,  ⠪ 祭 ଠ樨    
ﭨ.   ॣ  - (CAAR)  -
, ᯮ㥬 冷 㭪権 ࠢ -.  
ॣ ஢ ᪫祭 (VBR) ᮤন 砫  ⠡-
 ஢ ᪫祭.  樨,    -
  CACR, CAAR  VBR,  ﬨ  묨 ᫮-
 ᨬ  ⮣, ᯮ   ॣ,   -
筨 ,  ਥ ࠭.

  䨪樨  㭪樮쭮    (SFC  DFC) 
 3   (2:0)    ᮤঠ  ,  ।騥  ᭮
࠭⢮,  ⠭   FC0-FC2,  ६ -
権 ⥭  , ⢫塞  MOVES, PLOAD,
PFLUSH  PTEST. 樨 뫪  ॣ 䨪樨 㭪-
樮쭮   ⭮ 믮  MOVEC,  -
樨  묨 ᫮, ᬮ  ,  29   -
⮢   樨 䠪᪨   (뢠,  㫥-
    ).

⠫ ॣ ࠢ ணࠬ  ०  㯥-
  ᯮ  ᯥ஬ . ⥫  業-
ࠫ쭮  (CRP)  㪠⥫  㯥ࢨ  ᮤ-
  㪠⥫  ॢ ࠭樨 ᮢ 짮⥫  -
ࢨ. ।         ।⠢  ᮡ
᫮ ।.  ࠢ ࠭樥 (TC) -
ন  ࠢ ଠ  ᯥ . ய-
 MC68030 ᥣ ᯮ ᫮ ।  
 㯠  .  ஧筮 ࠭樨 T0  T1 ⠪-
  32-ࠧ來.       אַ
樨  ࠭樨 ᮢ. ।        
  ⠪  ᫮.   ﭨ ᯥ 
(MMUSR) ᮤন ﭨ ᯥ   ᫥  믮
 PTEST.  16- ॣ  ।     -
 ᫮.  ஡ ଠ  ᠬ, 易 
ᯥ஬  ᮤন  . 9.

           ࠭⢠  ࠧ  㭪樮-
         쭮 ਧ: 001 -  짮⥫, 010 -
         ணࠬ  짮⥫, 101 -  㯥ࢨ,
         110 - ணࠬ 㯥ࢨ, 111 -    
           १ࢭ.  饭  ⨬  -
         ࠭⢠ ॠ,   ,  ࠧ묨
         㭪樮묨    ய.  롮
         ନ "㭪樮  "  ᫮  
         ⨬ ⥫⢮.- ਬ. ।.


         2.3.    
 
 ࣠    ਭ樯  ⮢  樨,  祬
訥    ᮮ⢥ 訬 ⠬.  N 
᫮  ᮮ⢥  襣  襣  ᫮-
.  襥 ᫮ ࠧ頥   N+2,   訩 
  N+3 (.2-1). ࠢ    ࠭栬  ᫮
  易⥫ (. 2-2),  뫪  -
⢫  䥪⨢  砥, ᫨  ஢ 
࠭栬  ⮢,    ࠧࠬ ࠭. -
᪠  ⭮  ,  ᥣ  
஢  ࠭栬 ᫮.


           31              23             15             7               0
           Ŀ
                                 ᫮ $00000000                 
                                                                        
                      $00000000               $00000002      
                                                                       
             $00000000 $00000001 $00000002 $00000003 
           Ĵ
                                 ᫮ $00000004                 
                                                                        
                      $00000004               $00000006      
                                                                       
             $00000004 $00000005 $00000006 $00000007 
           
           |               .              |              .               |
           |               .              |              .               |
           Ŀ
                                 ᫮ $FFFFFFFC                 
                                                                        
                      $FFFFFFFC               $FFFFFFFE      
                                                                       
             $FFFFFFFC $FFFFFFFD $FFFFFFFE $FFFFFFFF 
           
  
                   . 2-1.  ࠭  

ய MC68030 ᯥ稢 ࠡ  ᫥騬 ⨯
, ࠧ  :   ⮢ , 楫 -
 ࠧ஬ 8, 16  32 , 32- , 筮--
    (㯠    㯠).   ⨯
ࠧ  ,    . 2-2  ᪠  -
饭     ⮢ .


                                    ⮢ 
                                                           
            7           0  7             0  7         0  7           0
           ͻĿ
              n-1     7 6 5 432 1 0    n+1      n+2    
           ͼ
                          ^         ^
                             
                                 
 
                                    ⮢ 
                                                 
                                                       
            7             07            07        v   07             0
           ͻĿ
               n-1         n            0 1 2 3 ... w-1     
           ͼ
                          ^                                        
            < 饭    饭  ><    >
                   -3 -2 -1 0  1  2                                
                           
                      
                             ⮢ 楫᫥ 
                                                           
            7             07            07             07            0
           ͻĿ
              n-1     MSB  n LSB    n+1        n+2   
           ͼ
                           ^
                           
                            
                              楫᫥ 
                                                                          
            7             07            07             07           0  7       0
           ͻĿ
               n-1             楫             n+2       n+3   
           ͼ
                           ^
                           
                            
  
                   . 2-2. 饭    

                          ᫮ 楫᫥ 
                                                                 
            7      07        07        07        07        07      0
           ͻĿ
            n-1           ᫮ 楫              n+4
           ͼ
                    ^
                    
                     
                         ᫮ 楫᫥ 
                                                                 
            7      07        07        07        07        07      0
           ͻ
            n-1                                           
                 ᫮         ĶĿ
                                                                n+8
                    ͼ
                    ^
                    
                     
                          筮- 
                                                            
            7             07     43     07             07            0
           ͻĿ
              n-1                n+1      n+2     
           ͼ
                           ^
                           
                            
                        㯠 筮- 
                                                            
            7             07     43     07     43     07            0
           ͻĿ
              n-1       XXX        XXX    XXX    n+2    
           ͼ
                           ^
                           
                            
           XXX = 祭, ।塞 짮⥫
  
                   . 2-2. 饭    (த)


    ࠡ   묨  ⨯  ࠧ஢
  255 . ਬ, ᮯ ⢥ 䬥-
⨪ C68881/C68882        ⠬
  ࠧ஬    ᫮  (᫠  㤢 筮,
।⠢묨  饩 ଥ).

⮢  ࠭  ।  ᮬ, 㪠뢠騬 
   ( )  ஬, ⭮ . -
訬 ⮬    ᥤ쬮 .

⮢  ।: 
 
  1)   ᮬ, 㪠뢠騬    ,
  2)  ᬥ饭 ⮢ , ࠪਧ騬  ᠬ
       ()    ⭮⥫쭮  襣  
       ,
  3)   ⮢ , .. ⢮  ࠢ   -
       , ਭ .

訩     (⮢) ᬥ饭 0,  訩
 ⮣   ᬥ饭 7,    訩    ।饣
   ᬥ饭 -1. 祭 ᬥ饭 ⮢ 
 ஢    -2    2  -1,   -
  -    1  32.


         2.4.  
 
ᮡ 樨, ᯮ㥬   ।  -
稭  ࠭ ( ।⢥ ), ॣ, ᮤঠ-
騩 ࠭ ( אַ  ॣ஢  ᯮᮡ  樨),  
ᯮᮡ ᫥ ᯮ⥫쭮  ࠭  . 
  ᯮᮡ  樨  ।  㭨 ᥬ
ᨭ⠪.

  . 2-3  ਢ ଠ  ᫮ ᭮ . 
ᯮ⥫쭮  ᯥ ᯮᮡ 樨   -
࠭,    ᯮ짮   ⢠ ।-
 ᯮᮡ 樨.ᯮ⥫  ⮨    3-
 :     ॣ. 祭 ࢮ 
।  ᯮ㥬  ᯮᮡ 樨.  ॣ -
ন  ॣ   ᯮᮡ 樨,   -
ᮡ  ⮤ 樨,  ᯮ饣 ॣ.


             15  14  13  12  11  10   9   8   7   6   5   4   3   2   1   0
            Ŀ
                                           ᯮ⥫  
             X  X  X  X  X  X  X  X  X  X Ĵ
                                                    
            
   
                   . 2-3.  樨 ᭮ 


      ।  ᯮᮡ 樨
  ࠭.  ଠ 砥 ।    
࠭,  ᪠ ⢥ ᯮᮡ 樨.

ଠ, ᮤঠ   ᯮ⥫쭮  ,  
  筮   ।  ࠭-
.  ᫥ ᯮ⥫쭮  ᯮ -
⥫쭠 ଠ, 뢠 ७ ᯮ⥫쭮  -
,  ᮤঠ   ᫥饬 ᫮  ᫮  
⠢  . ⠫쭮 ᠭ ଠ ᫮  -
७  ਢ  . 2.5.

    ᯮ ᫥    ᠭ
⮤ 樨:

          EA - ᯮ⥫ 
          An -  ॣ n
              (ਬ, A3 -   ॣ 3)
          Dn - ॣ  n
              (ਬ, D5 - ॣ  5)
XnSIZE*SCALE - 砥  ॣ n (ॣ   
              ), ࠧ  (W  ᫮, L  -
               ᫮)  ⠡ 䠪 (1,2,4    8,  
              , ᫮,  ᫮  8  ⠡஢
              ᫮ ᮮ⢥⢥)
          PC - ணࠬ 稪
          Dn - 稭 ᬥ饭  n 
          bd -  ᬥ饭
          od - 譥 ᬥ饭
           L - ࠧ  ᫮
           W - ࠧ ᫮
          () - 㪠뢠  ᢥ ॣ஢ 
          [] - 㪠뢠   ᢥ  

  ᯮ짮 ॣ஢ ᯮᮡ 樨,  ॣ
 ᯥ ᯮ㥬 ॣ.  㣨   -
  ,   ॣ    -  
ॣ   । ᯮᮡ  ᯮ짮  ⮣  -
.

         2.4.1. ﬠ  ॣ 
 
 אַ 樨 ॣ  ࠭  室    -
 , ।   ॣ ᯮ⥫쭮 -
.

                  ନ஢:            = Dn
                  ⠪ ᥬ:   Dn
                  :                   000            31      0
                  :                n              Ŀ
                   :         Dn     >   ࠭
                                                         
                  ᫮ ᫮ ७:  0


         2.4.2. ﬠ  १  ॣ
 
 אַ 樨 १  ॣ ࠭ 室 
᭮ ॣ, ।   ॣ ᯮ⥫쭮
.

                  ନ஢:            = An
                  ⠪ ᥬ:   An
                  :                   001            31      0
                  :                n              Ŀ
                   ॣ:       An     >   ࠭
                                                         
                  ᫮ ᫮ ७:  0


         2.4.3.     
 
 ᢥ 樨 १  ॣ ࠭ 室-
    ,    ࠭ 室  ᭮ ॣ,
।   ॣ ᯮ⥫쭮 .

                  ନ஢:            = (An)
                  ⠪ ᥬ:   (An)
                  :                   010
                  :                n               31         0
                                                         Ŀ
                   ॣ:       An     > ⨳
                                                         
                                                               
                                                          31        0
                                                         vĿ
                   :                            ࠭   
                                                         
                  ᫮ ᫮ ७:  0


   2.4.4. ᢥ  १  ॣ  ⨭६஢ 
 
 ᢥ 樨 १  ॣ   ⨭६-
஢, ࠭ 室  ,    -  ᭮
ॣ,  ண ।   ॣ.  ন
᭮ ॣ ᫥ 믮  㢥稢  1,
2    4    ᮮ⢥⢨  ࠧ஬ ࠭ (, ᫮ 
 ᫮).  ᯥ稢  室  稭
饭   ࠧ ࠭,   256 . -
  ॣ  㪠⥫ ⥪,  ࠧ ࠭-
  ࠢ ,   㢥稢  2,    1  -
, ⮡ ন 祭 㪠⥫ ⥪ ஢  
࠭ ᫮.

                  ନ஢:            = (An)
                                          An=An+SIZE
                  ⠪ ᥬ:   (An)+
                  :                   011
                  :                n               31         0
                                                         Ŀ
                   ॣ:       An > ⨳
                                                         ^
                                                              
                   ࠭ (1,2  4): >+<Ĵ
                                                              
                                                          31        0
                                                         vĿ
                   :                             ࠭  
                                                         
                  ᫮ ᫮ ७:  0


   2.4.5. ᢥ    १  ॣ   ।६஢
 
 ᢥ 樨 १  ॣ  ।६-
஢ ࠭ 室  ,    -    ᭮
ॣ,  ।    ॣ. । 믮 -
 ᮤন ᭮ ॣ 㬥蠥  1, 2  4 
ᮮ⢥⢨  ࠧ஬ ࠭ (, ᫮    ᫮-
).   ᯥ稢 室 稭 -
   ࠧ ࠭,   255 . ᫨ -
 ॣ  㪠⥫ ⥪,  ࠧ ࠭ -
 ,   㬥蠥  2,    1  ⮣, ⮡
ন  祭  㪠⥫  ⥪ ஢  ࠭
᫮.

                  ନ஢:           An=An-SIZE
                                           = (An)
                  ⠪ ᥬ:   -(An)
                  :                   100
                  :                n               31         0
                                                         Ŀ
                   ॣ:       An > ⨳
                                                         ^
                                                          v    
                   ࠭(1,2  4): >-    
                                                              
                                                           
                                                        31          0
                                                         vĿ
                   :                             ࠭  
                                                         
                  ᫮ ᫮ ७:  0


   2.4.6. ᢥ  १  ॣ   ᬥ饭
 
  ᢥ  樨  १  ॣ  ᬥ饭,
࠭ 室  .   ।⠢ ᮡ  㬬
,  室饣  ᭮ ॣ,  16- 楫 ᬥ-
饭, 室饣  ᫮ ७.  ᫥ ᯮ-
⥫쭮  ᥣ ᯮ ᬥ饭    ।⥫쭮
࠭ .


                  ନ஢:            = (An)+d  
                  ⠪ ᥬ:   (d  ,An)
                  :                   101
                  :                n              31         0
                                                        Ŀ
                   ॣ:       An     > ⨳
                                                        
                            31             15     0            
                                   Ŀ          v
                  饭: .  >+
                                             
                                                         31        0
                                                        vĿ
                   :                           ࠭   
                                                        

                  ᫮ ᫮ ७:  1


    2.4.7. ᢥ  १  ॣ  ஢ (8- ᬥ饭)
 
 ᯮᮡ 樨 ॡ  ᫮ ७,  ஥
ᮤন 㪠⥫ ᭮ ॣ  8- ᬥ饭. -
⥫ ᭮ ॣ ᮤন ଠ  ࠧ   -
⠡.  ࠭ 室  .   ।⠢ ᮡ
㬬 祭  ᮤন  ᭮  ॣ,  ᬥ饭  
襣    ᫮  ७   ࠭  
祭 ᭮ ॣ  ࠭  (-
, ⠡஢).  ⮬ ᯮᮡ 樨 짮⥫
 㪠 ᬥ饭,  ॣ   ॣ.

                  ନ஢:            = (An)+(Xn)+d 
                  ⠪ ᥬ:   (d ,An,Xn.SIZE*SCALE)
                  :                   110
                  :                n              31         0
                                                        Ŀ
                   ॣ:       An     > ⨳
                                                        
                            31             7     0            
                                  Ŀ          v
                  饭: .  >+
                                            
                                                              
                  Ŀ           
                  ॣ: 祭  .Ŀ       
                                     
                                  Ŀ          v     v
                  ⠡:        ⠡>*>+
                                                 
                                                          31       0
                                                         vĿ
                   :                            ࠭  
                                                         
                  ᫮ ᫮ ७:  1


    2.4.8. ᢥ  १  ॣ  ஢ ( ᬥ饭)
 
 ⮤ 樨 ᯮ 㪠⥫ ᭮ ॣ 
易⥫쭮 16-  32-⭮    ७  
ᬥ饭.  ⥫  ᭮ ॣ ᮤন ଠ 
ࠧ  ⠡.  ࠭  室    .    
।⠢  ᮡ  㬬  ᮤন ᭮ ॣ, -
⠡஢ 祭  ७ ᭮  -
   ᬥ饭.

 ⮬  ᯮᮡ,     ᫠   易-
⥫. ᫨      㪠,    
㫥  ᯮ⥫ .  ᯮᮡ 樨 ।⠢-
  ᢥ 樨  १  ॣ    
砥,  ᫨    ॣ  ᯥ஢,  
ॣ  ॣ஬  (Dn).


                  ନ஢:            = (An)+(Xn)+bd
                  ⠪ ᥬ:   (bd,An,Xn.SIZE*SCALE)
                  :                   110
                  :                n             31         0
                                                       Ŀ
                   ॣ:       An     > ⨳
                                                       
                             31                    0          
                     Ŀ        v
                  ᬥ饭: 祭  .>+
                                    
                             31                    0          
                   Ŀ         
                  ॣ:  祭  .Ŀ       
                                    
                            Ŀ      v     v
                  ⠡:  祭 ⠡>*>+
                                       
                                                         31       0
                                                        vĿ
                   :                           ࠭  
                                                        

                  ᫮ ᫮ ७:  1,2  3


   2.4.9. ᢥ  १    ⨭஢
 
  ⮬ ᯮᮡ 樨 ࠭    室  -
. ஬ ᢥ      -
祭   ॣ (An)   ᬥ饭 (bd). -
  뢠  ⮬   ᫮, ਡ  
祭 ᭮ ࠭ (Xn.SIZE*SCALE)  譥 ᬥ饭
 । ᯮ⥫쭮 .  祭 ᭮
࠭ ⠪  譥 ᬥ饭 ᯮ    ।⥫쭮
࠭ .

 ᨭ⠪ ⮣ ⮤ 樨 ᪮ ࠭稢 -
,  ᯮ㥬   ᫥ ஬筮  .
   짮⥫ 祭   易-
⥫묨.    譥 ᬥ饭   㫥 ࠧ,
᫮묨  ᫮묨.  ⢥ 祭 ய饭  -
   㫥 ࠧ  ᫥ ᯮ⥫-
  ᯮ 㫥 祭.

                  ନ஢:            = (bd+An)+Xn.SIZE*SCALE+od
                  ⠪ ᥬ:   ([bd,An],Xn.SIZE*SCALE,od)
                  :                   110
                                                     31                0
                                                    Ŀ
                   ॣ:       An  >        
                                                    
                              31                    0          
                      Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                                                     31               0
                                                    vĿ
                                                      ᢥ   
                                                                 
                                                    
                                                          뢠 
                                                               
                                                     31               0
                                                    vĿ
                                                      祭  - 
                                                          
                                                    
                              31                    0          
                    Ŀ         
                  ॣ:   祭  .Ŀ      
                                     
                                 Ŀ             v    v
                  ⠡:       ⠡>*>+
                                                  
                              31                    0          
                  譥    Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                                                     31               0
                                                    vĿ
                  ᯮ⥫ :                    ࠭     
                                                    

                  ᫮ ᫮ ७: 1, 2, 3, 4  5



         2.4.10. ᢥ  १   ।஢
 
 ⮬ ᯮᮡ 樨 ࠭    室   -
. ᢥ ஬    祭 -
 ॣ (An),  ᬥ饭 (bd)  祭 -
 ࠭ (Xn.SIZE*SCALE).  ⢫ ᢥ
饭      ᫮    ᫥  
ਡ   譥 ᬥ饭  祭 ᯮ⥫쭮-
 . 饭  ᮤন  ᭮  ॣ  
७.

 ᨭ⠪ ⮣ ⮤ 樨 ᪮ ࠭稢 -
,  ᯮ㥬   ᫥ ஬筮  .
   짮⥫ 祭   易-
⥫묨.    譥 ᬥ饭   㫥 ࠧ,
᫮묨  ᫮묨.  ⢥ 祭 ய饭  -
      㫥 ࠧ,  ᫥ ᯮ-
⥫쭮 , ᯮ 㫥 祭.


                  ନ஢:            = (bd+An+Xn.SIZE*SCALE)+od
                  ⠪ ᥬ:   ([bd,An,Xn.SIZE*SCALE],od)
                  :                   110         31               0
                                                     Ŀ
                   ॣ:       An  >       
                                                     
                              31                    0          
                      Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                              31                    0          
                    Ŀ         
                  ॣ:   祭  .Ŀ       
                                     
                                  Ŀ           v     v
                  ⠡:        ⠡>*>+
                                                  
                                                               
                                                     31               0
                                                    vĿ
                                                      ᢥ   
                                                                 
                                                    
                                                        뢠 
                                                               
                                                     31               0
                                                    vĿ
                                                      祭  - 
                                                          
                                                    
                              31                    0          
                  譥    Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                                                     31               0
                                                    vĿ
                  ᯮ⥫ :                    ࠭     
                                                    

                  ᫮ ᫮ ७: 1, 2, 3, 4  5


         2.4.11. ᢥ   १ ணࠬ 稪  ᬥ饭
 
  ⮬ ᯮᮡ 樨 ࠭ 室  .  -
 ।⠢ ᮡ 㬬 , ᮤঠ饣   ணࠬ-
 稪,  16- ᬥ饭  ।⥫쭮 ࠭-
 , ᮤঠ饣  ᫮ ७.   믮-
  ணࠬ 稪 ᮤন   ᫮  -
.  ନ㥬 ᯮ⥫  ਭ ணࠬ
᭮ ࠭  㯥 ⮫쪮  ⥭ ( -
஡ ଠ ᮤন  ࠧ. 4.2).


         ନ஢:            = (PC)+d  
         ⠪ ᥬ:   (d  ,PC)
         :                   111
         :                010
                                         31                   0
                                        Ŀ
         ணࠬ 稪:    > ᫮ ७
                                        
                                                     
                      31            15   0           
                     Ŀ         v
         饭:   .>+
                              
                                         31                  0
                                        vĿ
          :                         ࠭        
                                        

         ᫮ ᫮ ७: 1

         2.4.12. ᢥ  १ ணࠬ 稪  ஢ (8- ᬥ饭)
 
 ᯮᮡ 樨 祭 ᢥ 樨 १  -
  ॣ  ஢ (8- ᬥ饭), 㦥 ᠭ-
  ࠧ. 2.4.7, ,  ⢥   ॣ  
ᯮ  ணࠬ 稪. ࠭ 室  .
  ,  㬬 祭 ணࠬ 稪
ᬥ饭,  ।⥫쭮 ࠭   (ᮤঠ-
    8  ᫮ ७)  ᭮ ࠭
( ⮬  ७, ࠧ  ⠡).    
믮  ,  ணࠬ  稪 ᮤন  ᫮
७.  뫪 ("ନ㥬 ᯮ⥫  ")
ਭ  ணࠬ  ᭮  ࠭    㯭
⮫쪮  ⥭.  ᯮ짮  ᯮᮡ  樨
짮⥫    ᬥ饭,  㪠 PC  -
 ॣ.

                  ନ஢:            = (PC)+(Xn)+d 
                  ⠪ ᥬ:   (d ,PC,Xn.SIZE*SCALE)
                  :                   111
                  :                010     31                   0
                                                 Ŀ
                  ணࠬ 稪:    > ᫮ ७
                                                 
                               31                 7   0       
                              Ŀ     v
                  饭:   ࠭.  >+
                                   
                               31                     0       
                     Ŀ      
                  ॣ:    祭  . Ŀ    
                                   
                              Ŀ       v  v
                  ⠡:    祭 ⠡>*>+
                                       
                                                  31                  0
                                                 vĿ
                   :                          ࠭       
                                                 
                  ᫮ ᫮ ७: 1

    2.4.13. ᢥ  १ ணࠬ 稪  ஢ ( ᬥ饭)
 
 ᯮᮡ 樨 祭 ᢥ १   -
   ஢ ( ᬥ饭). ,  ⢥
 ॣ   ᯮ ணࠬ  稪.  
⮣  ᯮᮡ ॡ 㪠⥫ ᭮ ॣ  -
⥫쭮  ७ 16-  32-    ᬥ-
.  ࠭  室    .   , 
㬬 祭 ணࠬ 稪, ⬠⠡஢ -
 ᭮ ॣ   ᬥ饭   ࠭
.    믮  ணࠬ 稪 ᮤ-
  ࢮ ᫮ ७. 뫪  ᮮ⢥
ணࠬ ᭮ ࠭  㯭 ⮫쪮   -
.

 ⮬ ᯮᮡ 樨 易⥫쭮 㪠뢠   -
.   , 짮⥫    ᥬ୮
 "ZPC" (㫥 祭 ணࠬ 稪)  -
,  ணࠬ 稪  ᯮ.  ᯥ稢
   ணࠬ ࠭  ᯮ짮 PC 
᫥ ᯮ⥫쭮 .    
,    㪠  ZPC  ॣ  Dn  ⢥ ᭮
ॣ,  ࣠   ணࠬ ࠭
 ᢥ 樨 १ ॣ .


                  ନ஢:            = (PC)+(Xn)+bd
                  ⠪ ᥬ:   (bd,PC,Xn.SIZE*SCALE)
                  :                   111
                  :                011     31                   0
                                                 Ŀ
                  ணࠬ 稪:     > ᫮ ७
                                                 
                              31                    0          
                      Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                              31                    0          
                    Ŀ         
                  ॣ:   祭  .Ŀ       
                                     
                             Ŀ      v     v
                  ⠡:   祭 ⠡>*>+
                                        
                                                               
                                                  31                  0
                                                 vĿ
                   :                          ࠭       
                                                 

                  ᫮ ᫮ ७: 1, 2  3


   2.4.14. ᢥ  १ ணࠬ  稪/  ⨭஢
 
⮤ ᯮᮡ 樨 祭 ᢥ १   -
⨭஢,     ⢥  ॣ -
 ணࠬ 稪. ࠭    室 
.  ஬ ᢥ    ⥬
᫮   ᬥ饭  (bd)    ᮤন  ணࠬ
稪.  뢠  ஬筮   ண-
ࠬ  ࠭⢠  ᫮, ஥,  ᫮
 ⬠⠡஢ ᮤন ᭮ ॣ   易-
⥫ 譨 ᬥ饭 (od), ।⠢ ᮡ ᯮ⥫-
  . ন ணࠬ 稪, ᯮ짮 
᫥ ।⠢ ᮡ  ࢮ  ᫮  ७.
뫪  ᮮ⢥ ணࠬ ᭮ ࠭
  㯭  ⮫쪮    ⥭ ( ஡ ଠ 
⮬  ᮤন  ࠧ. 4.2).

 ᨭ⠪ ⮣ ᯮᮡ 樨, ᪮ ࠭稢 -
稭, ᯮ㥬  ᫥ ஬筮  .
  ,  짮⥫ 祭,  -
⥫묨. , 짮⥫ ,   ᥬ୮
 ZPC (㫥 ᮤন ணࠬ 稪), -
,  ணࠬ 稪   ᯮ.    
  ࣠    ணࠬ ᭮ ࠭
 ᯮ짮 ணࠬ 稪,  ᫥  ᯮ-
⥫쭮  .    , ⠪  譥 ᬥ饭 
 㫥묨, ᫮묨  ᫮묨. ᫨ ᬥ饭 饭
  㫥 ࠧ,  祭 ਭ ࠢ ,
 ᫥ ᯮ⥫쭮 .

         ନ஢:            = (bd+PC)+Xn.SIZE*SCALE+od
         ⠪ ᥬ:   ([bd,PC],Xn.SIZE*SCALE,od)
         :                   111
          ॣ:          011     31                   0
                                        Ŀ
         ணࠬ 稪:     > ᫮ ७
                                        
                     31                    0          
             Ŀ        v
         ᬥ饭:  祭  .>+
                            
                                         31                  0
                                        vĿ
                                            ᢥ    
                                        
                                                      
                                                 뢠 
                                         31                  0
                                        vĿ
                                        祭  ᢥ
                                          ணࠬ  
                                             ࠭⢥     
                                        
                     31                    0          
           Ŀ         
         ॣ:   祭  .Ŀ       
                            
                    Ŀ      v     v
         ⠡:   祭 ⠡>*>+
                               
                     31                    0          
         譥    Ŀ        v
         ᬥ饭:  祭  .>+
                            
                                         31                  0
                                        vĿ
         ᯮ⥫ :                  ࠭       
                                        

         ᫮ ᫮ ७: 1, 2, 3, 4  5


    2.4.15. ᢥ  १ ணࠬ  稪/  ।஢
 
 ᯮᮡ 樨 祭 ᢥ १   -
஢, , ,  ⢥    ॣ
ᯮ ணࠬ 稪. ࠭    室
  . ஬ ᢥ    -
⥬ ᫮ 祭 ணࠬ 稪 PC,  ᬥ-
 (bd)  ⬠⠡஢ ᮤন ᭮ ॣ.
 뢠  ⮬   ᫮,  ਡ
  易⥫쭮 譥 ᬥ饭 (od)  ᫥  -
⥫쭮  .  ন ணࠬ 稪 ।-
⠢ ᮡ  ࢮ ᫮ ७.  뫪 -
 뫪  ணࠬ ᭮ ࠭  㯭
⮫쪮  ⥭ ( ⠫쭠 ଠ ᮤন   .
4.2).

  ᨭ⠪  ⮣  ᯮᮡ ᪮ ࠭稢 稭, -
㥬  ᫥ ஬筮  .  -
,  짮⥫ 祭  易⥫-
. , 짮⥫ ,   ᥬ୮  -
  ZPC  (㫥 ᮤন ணࠬ 稪) ,
 ணࠬ 稪  ᯮ.    ࣠-
   ணࠬ ᭮ ࠭  
ணࠬ  稪.     譥 ᬥ饭  
㫥묨, ᫮묨  ᫮묨. ᫨ ᬥ饭 饭  
  㫥 ࠧ,  祭  ᫥ ᯮ⥫-
  ਭ ࠢ .


                  ନ஢:            = (bd+PC+Xn.SIZE*SCALE)+od
                  ⠪ ᥬ:   ([bd,PC,Xn.SIZE*SCALE],od)
                  :                   111
                   ॣ:          011     31                   0
                                                 Ŀ
                  ணࠬ 稪:     > ᫮ ७
                                                 
                              31                    0          
                      Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                              31                    0          
                    Ŀ         
                  ॣ:   祭  .Ŀ       
                                     
                                                              
                             Ŀ      v     v
                  ⠡:   祭 ⠡>*>+
                               31             0
                                                 vĿ
                                                 ᢥ  ⨳
                                                 
                                                          뢠 
                                                  31                  0
                                                 vĿ
                                                 祭  ᢥ
                                                          
                                                 ணࠬ  -
                                                 
                              31                    0          
                  室   Ŀ        v
                  ᬥ饭:  祭  .>+
                                     
                                                  31                  0
                                                 vĿ
                  ᯮ⥫ :                  ࠭       
                                                 
                  ᫮ ᫮ ७: 1, 2, 3, 4  5

         2.4.16. ᮫⭠   ⪨ ᮬ
 
 ⮬ ᯮᮡ 樨 ࠭ 室   ,    
  -  ᫮ ७. 16-  ᯮ  -
⢥ ᯮ⥫쭮,  ।⥫쭮 ࠭  -
.

                  ନ஢:            
                  ⠪ ᥬ:   (xxx).W
                  :                   111
                  :                000
                                              31             15        0
                                                    Ŀ
                   ७:        > . ⨳
                                                    
                                             31                       0
                                             vĿ
                   :                        ࠭         
                                             

                  ᫮ ᫮ ७: 1


         2.4.17.᮫⭠    
 
  ⮬  ᯮᮡ  樨 ࠭ 室  ,  
   ᫮ ७, ᫥  ᫮ -
  . ࢮ ᫮ ७ ᮤন  ,  ஥
᫮ -   .

                  ନ஢:            
                  ⠪ ᥬ:   (xxx).L
                  :                   111
                  :                001
                                              15         0
                                             Ŀ
                  ࢮ ᫮             >訥 
                  ७:                
                                                           15         0
                                                          Ŀ
                  ஥ ᫮             >訥 
                  ७:                             
                                              31                     0
                                             vvĿ
                                                    ⥭       
                                             
                                                          
                                             vĿ
                   :                        ࠭         
                                             

                  ᫮ ᫮ ७: 2

         2.4.18. ।⢥ 
 
  ⮬ ᯮᮡ 樨 ࠭     ᫮
७.

     ⮢    ࠭ ᮤন  襬 
   ᫮ ७.

    ᫮  ࠭ ᮤন  ᫮ ७.


      묨 ᫮, 訥 ⭠  
   ࠭  室    ࢮ  ᫮,  訥 -  ஬
   ᫮ ७.

 ᮯ஢  ࠡ  ।⢥묨 -
  . ᫥ ᫮    ᫥  ॡ㥬  ᫮
᫮ ७.

        ନ஢:           ࠭ 
        ⠪ ᥬ:   #xxx
        :                   111
        :                100
        ᫮  ᫮  ७: 1  2 ( ᪫祭 
                                 ᮯ).


         2.5.   
 
設⢮   ᯮ    ଠ⮢, ਢ-
  . 2-1. ⢥ ᯮ⥫  ᭮
 室  ᫮ ᠬ .  ,  ᮤঠ騩  
   樨 ᫮ , । ⮤ 樨.
 ॣ ᮤন  ॣ  饣  祭,  
稭 । ᯮᮡ 樨, ᫨   ᮤন
"111".  .  2-3 뢠 ஢  . 
ᢥ ⮤ 樨  ⮤ 樨   ஢-
  ᯮ  ଠ,  ஬ ᫥ ᫮  ᫥
᫮ ७ ⪮ ଠ. 㣨 ᢥ ⮤ -
樨  ⮤ 樨  ஢   ᫮
  ଠ⭮ ᫮ ७.  ᠬ  -
  ய MC68030 ⢮ ᫮ ७ 
⨣ .   MOVE  ଠ ७
ᯮ⥫ ᮢ  筨, ⠪  ਥ,   ⠪
32-⠬    ,   譨 ᬥ饭ﬨ   ᮢ.
     ⢮ ᫮ -
७. ଠ  ᮯ  ஡ ᠭ    .
10.


            2-1. ଠ ᯮ⥫ ᮢ
 
                  ଠ ᭮ 
 
           15  14  13  12  11  10   9   8   7   6   5   4   3   2   1   0
          Ŀ
                                         ᯮ⥫ 
           X  X  X  X  X  X  X  X  X  X Ĵ
                                          ᮡ     
          

                   ७ ⪮ ଠ  MC68030

           15  14  13  12  11  10   9   8   7   6   5   4   3   2   1   0
          Ŀ
          D/A    W/L⠡ 0         饭             
          

                     ७  ଠ  MC68030

           15  14  13  12  11  10   9   8   7   6   5   4   3  2   1   0
          Ŀ
          D/A    W/L⠡  1 BS IS .BD 0   I/IS   
          Ĵ
                          ᬥ饭 (0,1  2 ᫮)            
          Ĵ
                         譥 ᬥ饭 (0,1  2 ᫮)            
          

            2-1. ଠ ᯮ⥫ ᮢ(த)
 
                            ।

          :
                    ॣ 饣 祭

          ७:

                    ᭮ ॣ

            D/A            ᭮ ॣ
                             0 = Dn
                             1 = An

            W/L           /᫮ ࠧ 
                             0 = ᫮  ࠭ 
                             1 =  ᫮

            ⠡:      ⠡ ⥫

                             00 = 1
                             01 = 2
                             10 = 4
                             11 = 8
            BS              ॣ

                             0 =  ॣ ਡ
                             1 =  ॣ 
            IS             ᭮ ॣ

                             0 =   ࠭   ਡ-
                                 

                             1 =  ࠭ 
            .BD         ᬥ饭
                            00 = १ࢨ஢
                            01 = ᬥ饭 㫥 
                            10 = ᫮ ᬥ饭
                            11 = ᫮ ᬥ饭
            I/IS             ஢/ᢥ ।-
                             ᮢ⭮  ⮬ 6 (IS) ᯮᮡ  樨
                            ࠭  ( ஢/ᢥ)  -
                             .

  ᯮ⥫  ᮢ,  ᯮ  ଠ, 
  (IS)  ᥫ  ஢/ᢥ
(I/IS)  ᮢ⭮ । ⨯ ᢥ 饭  -
饭  ஢. . 2-2 ᮤন  権   -
஢  ᢥ 権  ᮮ⢥⢨  樥
 I  IS.


      2-2. ஢ ᯮᮡ ᢥ 饭
                     ⠬ IS-I/IS.
 
          Ŀ
           IS    I/IS                                       
          Ĵ
            0     000      ᯮ짮      ᫥ 
                         ᢥ                            
            0     001    ᢥ  २஢    ᬥ- 
                          㫥                           
            0     010    ᢥ  २஢   ᫮ 
                         ᬥ饭                                   
            0     011    ᢥ  २஢     
                         ᬥ饭                                   
            0     100    १ࢨ஢                             
            0     101    ᢥ  ⨭஢   ᬥ- 
                          㫥                           
            0     110    ᢥ  ⨭஢    ᫮- 
                          ᬥ饭                               
            0     111    ᢥ  ⨭஢    
                         ᬥ饭                                   
            1     000      ᯮ짮      ᫥ 
                         ᢥ                            
            1     001    ᢥ १   ᬥ饭  㫥 
                                                                
            1     010    ᢥ १   ᫮ ᬥ饭 
            1     011    ᢥ १    ᬥ饭  
            1   100-111  १ࢨ஢                             
          

ᮡ ஢ ᯮ⥫ ᮢ 㯯  ᮮ-
⢨   ਬ.    ஢ ᫥-
騬 ࠧ.

 -         ᯮᮡ  ஢ ᯮ⥫쭮  
                 ᮢ  ࠭ .

 -         ᯮᮡ ஢ ᯮ⥫쭮   
                 饭  ࠭  .

६  -    ᯮᮡ  ஢ ᯮ⥫쭮  
                 樨  ६ (뢠)  ࠭-
                 .

 ࠢ -  ᯮᮡ  ࠢ ஢ ᯮ⥫-
                   , ।祭   ᮢ
                 ࠭  ,     䨪஢
                 ࠧ஢.


. 2-3  ⥣ਨ,   ਭ  
 ᯮᮡ ஢ ᯮ⥫ ᮢ.

樨   ⥣਩, ନ  ⥣ਨ, -
騥 ᮡ ⥣਩   室. ਬ,  ६
    ६  .  ⠪   -
 ६,   ᠬ   ६,  ⠪
ᯮ짮 樨, 騥 ६ 묨   -
६묨.

                 2-3. ஢ ᯮ⥫ ᮢ

         2-3. ஢ ᯮ⥫ ᮢ (த)  

         2.6.      
 
 樨   ஢,  ᢥ  ⥬,  
⠪   32-  ᬥ饭  ।⠢  ⥫
㤮⢠  ணࠬ஢ ய஢ MC68020  MC68030.
騩  ࠧ  뢠  孨᪨ ਥ 樨, -
騥  ⥫    뢠  ᯮᮡ
樨  窨 ७ ணࠬ.

  ᯮᮡ  樨,  ᫠ ᠭ  ⮩ ,
। ᯮ짮 ॣ஢   . ,  -
⥫쭮  ய  MC68030  ᨬ쭠,  -
짮  樨   ॣ஢.  묨  ᫮,
ந⥫쭮 ணࠬ, ᯮ   ᫥-
   ॣ,  ந⥫쭮 ணࠬ, -
 ॣ . ⮬, ,     -
஢ ,  ᯮ짮 ࠭祭.


         2.6.1.  樨
 
 ய MC68020  MC68030 ⠭   
   ॣ  (BS)    ଠ⭮  ᫮  ७
(⠡.2.1) ਢ  ⮬,   ॣ  ᯮ
 ᫥ ᯮ⥫쭮 .    ᯮ짮-
  ⢥    ॣ. ᪮ -
 ॣ    ,  
⠪  ᢥ 樨 १ ॣ  (Dn).  ᯮ-
ᮡ 뢠 ᢥ ॣ஢ (Rn), ᪮    -
    ᯮ짮,  ॣ , ⠪  . 
 ᥬ⢮ M68000,  ᪮  ⮫쪮  ய
MC68020    MC68030  ᯮ짮 ॣ   
 樨 .  㪠 ࠧ    ⠡
᭮ ॣ (Xn.SIZE*SCALE)   ᯮᮡ ᯥ稢-
  ⥫   樨. ᯮ짮 ࠬ
SIZE      ᮤন  ᭮  -
,   襥 ᫮  ࠭   -
祭  32-⭮ 祭  (. 2-4).

  ய஢  MC68020   MC68030 ᢥ ॣ஢
⮤ 樨   ⥫쭮 ७.  ᪮
⨬  32- ᬥ饭,   ।⠢ ᮡ -
   १  ࠦ,  ᮤঠ饣  ᮫
.   ஦ ⠪  ᢥ 樨 १ -
 饣 祭,  (bd,Rn)  (bd,An,Rn),  -
 ॣ  .  ࠧ ᮫  
।⢥  ஢        ॣࠬ
(.2-5).

⠡஢  ᤢ 祭  ᭮ ॣ-
   , ,      ।  ᯮ짮
   ᫥ ᯮ⥫쭮  (⢨⥫쭮 -
祭 ᭮ ॣ  ⮬  ).    ⢨
⭮ 㬭 ᮤন ॣ  , , -
   ᥬ  אַ 饭    ⠬ -
ᨢ ᮮ⢥饣 ࠧ.  ⮣ ᯮ 䬥-
᪨ 稭, ᮤঠ騥    ⭠  ॣ஢
饣  祭. ⠡஢  㢥稢 ६ -
 ᯮ⥫쭮    樨  室騬  -
묨  ⮤ 樨 ।⠢ ⥫ -
.  , ࣠   ᨢ,  -
   ᮢ   ᮫⭮,   ⥬       
(bd,Rn*SCALE).  ⠪    祭  ᭮
ॣ, ᮤঠ饣 ᪨   楤 ᫥
 (bd,An,Rn*SCALE). 㣮  ந ਠ樥
  ଠ (An,Rn*SCALE).  ࢮ 砥   
ᨢ ।⠢ ᮡ 㬬 ᮤন ॣ   ᬥ-
,     .2-6.  ஬ ਬ An ᮤন
 ᨢ,  Rn- .

                 31                                               0
                Ŀ
           D1.L //////////////////////////////////////////////////// D1
                
 
                  31                                               0
                Ŀ
           D1.W                           ///////////////////////// D1
                
 
              Ŀ
              /// - ॣ, ᯮ㥬   ᫥.
              
  
                 .2-4. ᯮ짮 ࠬ size  롮 


                                ⠪: (bd,An,Rn)
 
 
              Ŀ
           >                                 
                             An                
                                              
              vĴ
                                               
                               Rn              
                                              
              vĴ
              /////////////////////////////////
              Ĵ
                             .                 
                             .                 
                             .                 
                                               
  
        .2-5. ᯮ짮 ᮫ ᮢ  ᠬ


ᢥ   ᯮ ᫮ 㪠⥫ 
    㯠   ࠭. , ࠭ ᠭ ⮤
樨,  ᯮ짮   㪠⥫  .
᫨    ॣ , ᬥ饭 
  ᮫ , ।⠢  ᢥ -
⭮ 樨 (. 2-7).

  ᢥ  ᯮᮡ 樨  譥 ᬥ饭 (od)
ਡ  㪠⥫  . ⠪    ᯮᮡ
樨 ᫥騩  ([bd,An],Xn,od)    ([bd,An,Xn],od).  ᫨
㪠⥫  ᮬ ᨢ   ,    譥
ᬥ饭 ।⠢ ᮡ 㪠⥫   ᨢ, -
    䥪⨢ ।⢮  㯠
 ᫥ (.2-8).
         ⠪: MOVE.W (A5,A6.L*SCALE),(A7)

         :       A5 -  ᨢ 
                    A6 -    ᨢ
                    A7 - 㪠⥫ ⥪

                    ᨢ             ᫮ ᨢ
                        (SCALE=1)                        (SCALE=2)
                     15           0                   15           0
                    Ŀ                Ŀ
           A6 = 1  >///////////////       A6 = 1  >///////////////
                    Ĵ                ///////////////
                2  >\\\\\\\\\\\\\\\                ///////////////
                    Ĵ                Ĵ
                3  >                           2  >\\\\\\\\\\\\\\\
                    Ĵ                \\\\\\\\\\\\\\\
                4  >                               \\\\\\\\\\\\\\\
                    Ĵ                Ĵ
                                                                  
                                                                  
 
                   ᫮ ᨢ          ᨢ  ࠧ஬ 
                        (SCALE=4)                   ᥬ ᫮ (SCALE=8)
                     15           0                   15           0
                    Ŀ                Ŀ
           A6 = 1  >///////////////       A6 = 1  >///////////////
                    ///////////////                ///////////////
                    ///////////////                ///////////////
                    ///////////////                ///////////////
                    Ĵ                ///////////////
                2  >\\\\\\\\\\\\\\\                ///////////////
                    \\\\\\\\\\\\\\\                ///////////////
                    \\\\\\\\\\\\\\\                ///////////////
                    \\\\\\\\\\\\\\\                ///////////////
                    Ĵ                Ĵ
                                               2  >\\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                                                   \\\\\\\\\\\\\\\
                           .                       Ĵ
                           .                              .       
  
                 . 2-6.  ⮢ ᨢ


                                   ⠪: ([bd])
 
                    Ŀ                Ŀ
           bd  >   ⥫   >    ࠭    
                    Ĵ                Ĵ
                                                                  
                                                                  
  
         . 2-7. ᯮ짮 ᢥ ᮫⭮  樨 

                          ⠪: ([An],od)
 
                    Ŀ                Ŀ
           bd  >   ⥫   >              
                    Ĵ                               
                                                          od      
                                                                  
                                                                 
                                                   vĴ
                                                       ࠭    
                                                   Ĵ
  
     . 2-8.        ᯮ짮 㪠⥫

ᮡ  ᢥ 樨  ᯮ   ᬥ-
饭   ᭮ ଠ: 
 
 1. [bd,An]         - ᢥ   ᭮ ॣ.
 2. ([bd,An,Xn])    - ᢥ  ।஢.
 3. ([bd,An],Xn)    - ᢥ  ⨭஢.
 4. ([bd,An,Xn],od) - ᢥ  ।஢   譨
                      ᬥ饭.
 5. ([bd,An],Xn,od) - ᢥ  ⨭஢  譨
                      ᬥ饭.


ᢥ    ᭮ ॣ (.2-9)
ᯮ ᮤন ॣ An  ⢥   
㪠⥫.   ᨢ 㪠⥫ ।  ᬥ饭-
. ࠭ 室  , ।塞 ࠭  㪠-
⥫.

                                   ⠪: ([bd,An])
 
                    ᨢ 㪠⥫
                    Ŀ                Ŀ
           bd  >                                             
                                                                  
                           An                                     
                                                                  
                                                                 
                    vĴ                Ĵ
                       ⥫   >    ࠭    
                    Ĵ                Ĵ
                                                                  
                                                                  
  
         . 2-9. ᢥ    
                   ᭮ ॣ 

ᢥ   ।஢ (. 2-10) ᯮ-
 ᮤন ᭮ 稪,    ᨢ 㪠-
,  ண ।  ᬥ饭.   Xn
 ᮬ 㪠⥫, ᮤঠ饣  ࠭.

                                   ⠪: ([bd,An,Xn])
 
                    ᨢ 㪠⥫
                    Ŀ                Ŀ
           bd  >                                              
                          An                                      
                                                                  
                                                                 
                    vĴ                               
                                                   Ĵ
                           Xn             >    ࠭    
                                                  Ĵ
                                                                
                    vĴ                              
                      ⥫                           
                    Ĵ                               
                                                                  
                                                                  
  
         . 2-10. ᢥ   ।஢

ᢥ ᯮᮡ 樨  ⨭஢ (.2-11) -
  ᮤ  ᭮  ॣ An,   㦭
  ᨢ 㪠⥫.  ᨢ 㪠⥫  -
    ᬥ饭.   Xn ᯮ,  
  ᨢ , ᯮ  ,  ।-
  㪠⥫.  . 2-12  ᢥ  
।஢  譨 ᬥ饭.

                           ⠪: ([bd,An],Xn)
 
                    ᨢ 㪠⥫           ⨭஢ 
                    Ŀ                Ŀ
           bd  >                                             
                                                   Ĵ
                           An             >               
                                                         Xn      
                                                                
                    vĴ               vĴ
                      ⥫                ࠭    
                    Ĵ                Ĵ
                                                                  
                                                                  
  
          . 2-11. ᢥ   ⨭஢

                           ⠪: ([bd,An,Xn],od)
 
                    ᨢ 㪠⥫                    
                    Ŀ                Ŀ
           bd  >                      >              
                          An                                     
                                                         od      
                                                                
                    vĴ                             
                                                  vĴ
                           Xn                         ࠭    
                                                  Ĵ
                                                                
                    vĴ                              
                      ⥫                           
                    Ĵ                               
                                                                  
                           .                              .       
  
         . 2-12. ᢥ   ।஢  譨 ᬥ饭

ᢥ   ⨭஢ (.2-13) ᯮ
ॣ  An,     ᨢ 㪠⥫. ࠭ 㪠-
⥫  譥 ᬥ饭 । ᨢ ,  ஬ -
 Xn  ᮬ.

                           ⠪: ([bd,An],Xn,od)
                                               ⨭஢ 
                    ᨢ 㪠⥫                 譨 ᬥ饭
                    Ŀ                Ŀ
           bd  >                                             
                                                   Ĵ
                           An             >               
                                                         od      
                                                                
                    vĴ               vĴ
                      ⥫                           
                    Ĵ                        Xn     
                                                                 
                                                   vĴ
                                                       ࠭    
                                                   Ĵ
                                                                  
  
        . 2-13. ᢥ   ⨭஢  
                                 譨 ᬥ饭


         2.6.2.   ᯮᮡ 樨
 
ᠭ,  ।饩  ᯮᮡ 樨,   -
묨 ﬨ ࠧ ० 樨  -
  ୠ⨢ ᯮᮡ. ᢥ ॣ஢ -
  (Rn), ᬠਢ ᥬ஬,  ᢥ -
 ॣ   ᭮ ॣ. ᫨  Rn 
ॣ஬ , ᥬ ᯮ ᢥ   -
᭮  ॣ    ᮬ.   ᯮ 
⮬  ॣ ᢥ 樨     ᭮
ॣ  ⥬  ⠭  ᮮ⢥饣   ।
ᯮ⥫쭮 .   ,  ᯮ짮-
  ⢥ Rn ᭮ ॣ,     
᮪ ந⥫쭮 ணࠬ ᯥ祭.

 ᫥ ᯮ⥫쭮  (bd,An) ᯮᮡ  樨
롨ࠥ  ᨬ  ࠧ஢ ᬥ饭. 16-  -
襥  ᬥ饭  । ᯮ짮 ᢥ 樨 -
᭮ ॣ  ᬥ饭 (d  ,An).  32- ᬥ饭 -
 ᢥ  ᭮  ॣ    ᮬ
(bd,An,Xn)   ᭮ ॣ.

  㤮   ந ⮤ 樨, 㯭 ண-
ࠬ (⭮⥫쭮  ᯮᮡ ஢ ᯮ⥫
ᮢ  ய MC68030). ᥬ ᠬ  
 䥪⨢ ᯮᮡ  ஢  樨.

 襯ਢ 筥 ந  ᯮᮡ  樨  -
  ⠭  ନ,  ਭ  ணࠬ஢.
 । ਫ.

⥫           - ᫮ 稭  ॣ  -
                      , (Pointer) ।⠢ ᮡ  -
                      .

                -  㪠⥫  ᬥ饭, ।-
                      ⠢ (Base) ᮡ .

              - ﭭ   ६ 稭, -
                      塞 (index)  ᫥ ᯮ-
                      ⥫쭮 . ﭭ  ।-
                      ⠢ ᮡ ᬥ饭. ६ 
                      ᥣ ।⠢ ॣ஬, ᮤঠ-
                      騬 稭.

饭            - ᬥ饭, ﭭ .
(disp)

      - ᮤন    ॣ    
                       (subscript),  ࠪ㥬,   -
                      ᭠ ६    㪠  
                         ᨢ , ࠧ஬ 1, 2,
                      4  8 .

⭮⥫       - , ᫥  祭  ணࠬ-
                       (relative) 稪.  樮-
                        ᨬ   室   ணࠬ
                      ᭮ ࠭⢥.

addr                - ᮫ .

psadr               - ᮫      ணࠬ  -
                      ࠭⢥.  㣨 , ⭮⥫
                       ⭮襭  ணࠬ 稪 -
                       ᭮ ࠭ .

।஢  -  ᯮᮡ ⭮⥫쭮 樨,  -
                      蠥 ⭮⥫쭮 ணࠬ -
                      稪.

⨭஢  -    ᫥饣  ᯮᮡ -
                      樨 :

addr                - ᮫   ᭮  ࠭⢥
                       ࠭⢥ .

psaddr,ZPC          - ᮫    ᭮ ࠭⢥
                      .
An                  - ॣ 㪠⥫.
disp,An             - ॣ 㪠⥫  ﭭ ᬥ饭.
addr,An             - ᮫     -
                      .
disp,PC             - ⮩ ⭮⥫쭮 ணࠬ -
                      .

 ਢ 祭 ந ᯮᮡ 樨 ᠭ-
  ନ, ਭ  ணࠬ஢:

।⢥  - #data:
          ।⠢ ᮡ ⠭, 室  -
        ⮪ .

ﬠ ॣ஢ - Rn:
        ন ॣ  ࠭.

騥 ᯮᮡ :
  (An)+   ॣ, 騩 㪠⥫  ⮬᪨
         ६ ᫥ 믮 .

 -(An)    ॣ, 騩  㪠⥫  ⮬-
          ६ । ᯮ짮.

᮫⭠  :
  (addr)
            ᮫   ᭮ ࠭⢥ .
  (psaddr,ZPC)
            ᮫⭠    ணࠬ ᭮ -
            ࠭⢥.    "ZPC"     ணࠬ
            稪,   ࠭ ᯮᮡ 樨 ⭮-
            ⥫쭮 ணࠬ 稪  ࣠樨 אַ-
             㯠  ணࠬ ᭮ ࠭.

 㪠⥫:
  (Rn)
        㪠⥫.
 (disp,Rn)
      ,  㪠⥫  ﭭ ᮬ ( 
      ᮬ).

 ஢:
  (An,Rn)
      㪠⥫ An  ६ ᮬ Rn.
  (disp,An,Rn)
       㪠⥫ An  ﭭ  ६ ᮬ
     (    ६ ᮬ).
  (addr,Rn)
     ᮫   ६ ᮬ.
  (addr,An,Rn)
     ᮫    ६묨 ᠬ.

   ᨢ १   ( ):

  (An,Rn*scale)
     ॣ 㪠⥫   ᨢ.
  (disp,An,Rn*scale)
     ॣ 㪠⥫   ᨢ  -
    ﭭ ᬥ饭 (    ᬥ饭).
  (addr,Rn*scale)
    ᮫⭠   ஢ ⮢ ᨢ.
  (addr,An,Rn*scale)
    ᮫⭠    ஢ ⮢ ᨢ 
    ६ ᮬ.

⭮⥫쭮 ணࠬ 稪:
  (disp,PC)
     ⭮⥫쭮 ணࠬ 稪.
  (disp,PC,Rn*scale)
    ⭮⥫쭮 ணࠬ 稪   ஢  -
     ᨢ.

⥫ :
  ([preindexed])
     ⥫    , 騥  ࠭.
  ([preindexed],disp)
     ⥫     ᬥ饭  , 騥
     ࠭.
  ([postindexed],Rn)
     ⥫   ६ ᮬ.
  ([postindexed],disp,Rn)
     ⥫   ﭭ  ६ ᮬ.


    2.7.     MC68000
 
ணࠬ    ७ᥭ    ய
ᥬ⢠  M68000  㣮 ᭨ . ꥪ  ணࠬ
짮⥫   ।饣 童 ᥬ⢠  ᮢ⨬
   童   믮    -
  - .  ७  -
     ଠ樥, 饩 யࠬ
MC68020  MC68030 ⫨  ७ ᯮᮡ  樨
  ७ ⥪ ᥬ⢠ M68000. ଠ ᫮-
  ७    ய஢ MC68000/008/
010    32- MC68020  MC68030   .
2.4.  ⬥,  ஢  SCALE, ᯮ-
  ய MC68020  MC68030,  ७,
ᮢ⨬  ⥪ ᥬ⢠ M68000. 㫥 -
  SCALE ਢ   ஢ ᫮ -
७. 묨 ᫮, ஢    ᮢ⨬, 
ᢥ , ⠪  ᭨    ஢ ⮩ ਨ.
, 㣨 稭  SCALE   騬  
ଠ⮢ ᫮ ७.  ਢ  ⮬,  ணࠬ
ᯥ祭      ७  ,  ७ 
 ⮫쪮  ணࠬ ᯥ祭,   ᯮ饣
⠡஢  ᮢ. ᫨ ய MC68000 믮
,  ⠡騩 ⥫, ᫥ -
,          믮.
 ய  ਭ ଠ ᫮ ७,
ᯮ㥬 묨 ࠬ,   ⥪஢ -
⨬  樨,      ࠧ ࠢ쭮 ஢
᫮ ७,  ᪫祭.

                    ७  MC68000/MC68008/MC68010

            15  14  13  12  11  10   9   8   7   6   5   4   3  2   1   0
           Ŀ
           D/A    W/L 0  0  0         ᬥ饭        
           

           D/A : 0 롮 ॣ 
                 1 롮 ᭮ ॣ

           W/L : 0 樨  ᫮
                 1 樨  묨 ᫮

                    ७  MC68020/MC68030

            15  14  13  12  11  10   9   8   7   6   5   4   3  2   1   0
           Ŀ
           D/A    W/L  SCALE            ᬥ饭        
           

           D/A : 0 롮 ॣ 
                 1 롮 ᭮ ॣ

           W/L : 0 樨  ᫮
                 1 樨  묨 ᫮

           SCALE: 00 ⠡ ⥫ 1 (ᮢ⨬  MC68000)
                  01 ⠡ ⥫ 2 (७ MC68000)
                  10 ⠡ ⥫ 4 (७ MC68000)
                  11 ⠡ ⥫ 8 (७ MC68000)


          2.8.   
 
⥪  । ।⠢ ᮡ, ப ᯮ㥬 -
 . ய MC68030  ⥬ ⥪  -
, ন騥 ᯮ짮 ⥪ 짮⥫    -
.


         2.8.1. ⥬ ⥪
 
 ⢥ 㪠⥫ ⥬ ⥪ (SP) ᯮ ᥤ쬮
 ॣ (A7), ஫ ண    
ࠥ     ⥬ ⥪ ॣ஢. -
   㪠⥫ ⥪ ᯮ  ⥪騩  -
  M  S ॣ ﭨ. ᫨ S=0, ⨢  㪠-
⥫  ⥪  짮⥫  (USP),  㪠⥫ ᭮ ⥪ 
⥪ 뢠 㯭. ᫨ S=1  M=1, ⨢  㪠⥫
᭮  ⥪  (MSP),   ॣ ⥪ 짮⥫  ⥪
뢠,   ॣ 㯭. ᫨ S=1    M=0,
  ⨢ 㪠⥫ ⥪ 뢠 (ISP),  ॣ 㪠-
⥫ ᭮ ⥪  ⥪ 짮⥫ 㯭,   -
  ॣ.  ᫥ ﭨ ᮮ⢥ ० -
ࢨ  MC68000, MC68008  MC68010   ०,  -
⠭  ᫥  砫쭮 樠樨 (RESET). ନ
"⥪ 㯥ࢨ" (SSP) ,  ᨬ   ﭨ
  M, 㪠⥫ ᭮ ⥪  ⥪ 뢠.  -
砥, ᫨ M=1,  SSP (A7)  뫪      -
  MSP.  M=0,  SSP (A7) ⭮  ᭮
ॣ ISP.  饭  ⨢ 㪠⥫ ⥬-
 ⥪ ⢫ ᥬ , ᯮ騬  ⥬-
  ⥪  裡  뤥 .  ⥬ ⥪
   ᮢ  訬.

ணࠬ 稪  맮 ணࠬ ࠭  ⨢-
 ⥬ ⥪, ࠢ   ⠭  ⨢
⥬ ⥪  .  ࠡ⪥ 뢠  ண-
ࠬ ᪫祭 ணࠬ 稪  ॣ ﭨ -
࠭  ⥪ 㯥ࢨ (..   ⥪ 뢠, -
  ᭮ ⥪).  ࠧ,  믮  ணࠬ  
० 㯥ࢨ          짮⥫᪮
ணࠬ,  ﭨ ⥪ 짮⥫,   짮⥫,  
᢮ ।,   ஢ 㪠⥫  짮-
⥫᪮ ⥪ ᨬ  ॡ⥩ 㯥ࢨ  -
 .

 ᮪ 䥪⨢ ࠡ  ⥪,      -
  ஢묨    ࠭ ᫮. ⨢ 㪠⥫ ⥪
 ⮢   ⥪ ⮬᪨ ६
 ६   .   ,  ࣠
묨  ᫮, 䥪⨢  ⥪  権 (ਬ,
࠭  ᪫祭, 맮  ணࠬ      
)  ⢥ ⠥, ᫨ 祭 㪠⥫ ⥪ -
ࠢ  ࠭  ᫮.


         2.8.2. ⥪ 짮⥫᪮ ணࠬ
 
⥫ ணࠬ ⥪ 짮⥫   ॠ-
  ᯮ짮 ᢥ 樨 १   -
    ⨭६஢   ।६஢. -
  ॣ (A0,...,A6), 짮⥫   ॠ-
  ⥪,  騥,    ஭ 㬥襭 ᮢ 
. 묨  ᫥騥 ᮡ:

   ᯮ짮  ।६஢  ᮤন  ॣ
  㬥蠥  ᯮ짮 ,  㪠⥫ ⥪;

   ᯮ짮 ⨭६஢, ᮤন  ॣ
  㢥稢 ᫥ ᯮ짮 ,  㪠⥫ ⥪.

 ࠧ饭   ⥪ ⮢, ᫮   ᫮ -
 ᫥ ᮡ ஦.

 ⥪  ஭ 㬥襭 ᮢ ⨣  ᯮ-
 樨

     -(An)  뫪   ⥪,
     (An)+  롮ન  ⥪.

 ⥪, ࣠ ⠪ ࠧ, ᫥ 権 -
    롮ન  ⥪ ॣ An 㪠뢠   
⥪.   ᫥騬 ࠧ:

                                            
                           訥  
                          Ĵ
                             ()   
                          Ĵ
                  An  >   設 ⥪ 
                          Ĵ
                                            
                              .........   
                                            
                          Ĵ
                               ⥪   
                          Ĵ
                            訥   

 ⥪,  ஭ ⠭ ᮢ, ⨣   -
짮 樨

     (An)+  뫪   ⥪,
     -(An)  롮ન  ⥪.

  ⮬  砥, ᫥ 権 뫪  롮ન  ⥪, -
 An 㪠뢠   ᢮  ⥪.    -
 ᫥騬 ࠧ:

                                            
                           訥  
                          Ĵ
                               ⥪   
                          Ĵ
                                            
                              .........   
                                            
                          Ĵ
                            設 ⥪ 
                          Ĵ
                  An  >    ()   
                          Ĵ
                            訥   



         2.8.3. ।
 
짮⥫  ࣠뢠 ।     ᢥ
樨  १  ॣ  -  ।६஢-
. ᯮ   ॣ஢      A0,...,A6,
짮⥫  ॠ ।,   -
   ࠢ 㬥襭 ᮢ,   ⭮ ࠢ-
. ᪮  । ⢫    -
,   롮ઠ -  㣮, ᯮ  ॣ:  - 
⢥ 㪠⥫ ⥭,  㣮 -  ⢥ 㪠⥫  -
.

 ॠ樨 ।  ⮬   ஭  㢥祭  ᮢ
ᯮ :

      (An)+     ।
      (An)+  ⥭   ।.

᫥  樨   ॣ  㪠뢠 
ࢮ ᢮   ।,  訩  -
 ⥭ -  ᫥騩 騩 롮થ  ।.
᫥ 樨 롮ન ॣ ⥭ 㪠뢠   -
।,  㤥 祭 ᫥騬,  訩 -
 ॣ  ᮤন  ࢮ  ᢮  祩  
"墮⮬" ।.   ᫥饩 奬:

                                                              
                                    訥           
                            Ĵ
                             ᫥ ⠭ (᢮) 
                            Ĵ
           (Am)+  >騩 騩 뢠 
                            Ĵ
                                ..........................
                            Ĵ
                                  ᫥ ᠭ      
                            Ĵ
          (An)+  >         ()             
                            Ĵ
                                     訥            


  ॠ樨  ।   楢 , ᯮ㥬
 ॣ  ஢ ,  室, -
४஢ । 믮 権    롮-
.    ॣ ४ ⠭ ࠧ 
( ),  ᯥ稢 "몠  砫".

 ।  ஭ 㬥襭 ᮢ ॠ    -
짮 樨

      -(An)      ।
      -(Am)   ⥭   ।.

᫥ 樨   ॣ  㪠뢠  
᫥  饭    । ,  訩 -
 ⥭ 㪠뢠  ᫥ ࠭   ।  -
.  ᫥  樨 롮ન ॣ ⥭ 㪠뢠  -
 ࠭  ।,  訩 ॣ  -
  ᮤন  ᫥ 饭  । .
  ᫥饩 奬:

                                                              
                                    訥           
                            Ĵ
                                                    
                            Ĵ
           -(An) >     ᫥ ᠭ       
                            Ĵ
                                 ..........................
                            Ĵ
                                騩 뢠       
                            --------------------------------
            -(Am) > ᫥ ⠭ (᢮) 
                            Ĵ
                                     訥            

 ॠ樨 ।   楢 ,  砫 -
  믮 樨   롮ન,    ⥬, -
㥬  ॣ    ஢ ,  室,
४஢.  ॣ  ४  
ࠧ  ( ).
