               
                                     -  7 -
               
               
               
               
               
                        2. 樨 뫪 .
               
               
               14  権  ⮣  ⨯   ᯥ稢   뫪
           ⮢  ᫮    ॣࠬ,  ⠪
          ⠬ /뢮  ॣࠬ AL    AX.    
         㯯  祭  ⠪  樨  樨  ⥪ 
         樨 뫪 䫠   㧪  ॣ஢
         ᥣ.
                  樨   뫪        ᫮
         ࠧ  4 㯯:
               1. 饣 祭:
                    MOV   - 뫪   ᫮
                    PUSH  - ࠭ ᫮  ⥪
                    POP   - ⠭ ᫮  ⥪
                    XCLHG -  ⠬  ᫮
                    XLAT  - ࠭ 
               2. /뢮:
                    IN    -    ᫮  
                    OUT   - 뢮   ᫮  
               3.  樨:
                    LEA   - 㧪 ᯮ⥫쭮 
                    LDS   - 㧪 㪠⥫  ᯮ짮 DS
                    LES   - 㧪 㪠⥫  ᯮ짮 ES
               4. 뫪 䫠:
                    LAHF  - 㧪 䫠  AH
                    SAHF  - ⠭ 䫠  AH
                    PUSHF - ࠭ 䫠  ⥪
                    POPF  - ⠭ 䫠  ⥪
               
                樨 뫪 , ஬  POPF    SAHF,
         祭 䫠   .
               ஡  樨 ᠭ  ࠧ 2.1-2.4.
               
               
               
               
               
                      2.1. 樨 饣 祭.
               
               
               
         MOV ਥ,筨            
         ---------------------
                 ᫮ 뫠  筨  ਥ.
               
               
               

                                     -  8 -
         
         
         PUSH 筨                    
         -------------
               ⥫ ⥪ (ॣ SP) 㬥蠥    2,    
         設  ⥪  頥  ᫮    筨.  PUSH
         ᯮ  ᥭ  ⥪ ࠬ஢ 楤 ।
           맮.    饬  砥    ᭮  ।⢮  
         ࠭ ६ .
               
               
               
         POP ਥ                     
         ------------
                    ⥪饩  設  ⥪,  㥬
         ॣ஬  SP,  뫠  ࠭ ਥ.   SP
         ⥬ 㢥稢  2  㪠뢠   設 ⥪.
         POP      ᯮ짮    ⠭    ⥪
         ६ .
               
               
               
         XCLHG ਥ,筨          
         -----------------------
                 ⢫  ᮤন ( 
         ᫮)      ࠭   筨      ਥ.   
         ᯮ짮   ⠭    䨪ᮬ  LOCK  XCLHG  
         ஢    ⠭  ᥬ, ࠢ騩 㯮 
         ࠧ塞 ᪮쪨 ࠬ .
               
               
               
         XLAT ⠡-࠭樨        
         -----------------------
                 ॣ  AL  頥  ⮬    ᮧ
         짮⥫      256-⭮      ⠡      ࠭樨.
         ।,  ॣ BX ᮤন    砫  ⮩
         ⠡.  ন  AL ᯮ    ⠡ 
         頥  ⮬,  롨ࠥ    ⠡    ᬥ饭,
         ᮮ⢥騬  筮  ᮤন  ॣ AL (
           ⠡    ᬥ饭  0).    XLAT  
         ᯮ짮  ࠭樨  ᨬ        
         㣮.
               
               
               
               
               
                    
                             2.2. /뢮.
               
               
               
         IN ,                
         -------------------
                    ᫮,  祭    㪠  ,
         頥  ॣ AL  AX ᮮ⢥⢥.    

                                     -  9 -
         
         
            ।⢥ ᫮  ।  0
          255, ᯥ稢騬  ⮫쪮    ⨬  ⠬,  
         㪠  ॣ  DX,   ।⥫쭮  
         㦥 ॡ㥬  祭,    ᯥ稢    
         ⠬  ࠬ  0  65535.
               
               
               
               
         OUT ,               
         --------------------
                 ᫮, ।⥫쭮 饭  ॣ AL
          AX ᮮ⢥⢥, 뢮    㪠  .  
                   ।⢥  ᫮  
         ।  0  255, ᯥ稢騬    ⮫쪮   ⨬
         ⠬,    㪠 ॣ DX,  ।⥫쭮
           㦥 ॡ㥬 祭,    ᯥ稢
           ⠬  ࠬ  0  65535.
               
               
               
               
               
               
               
                           2.3.  樨.
               
               
                  樨   ࠡ      ᮤন  
         祭 ६,    ᠬ.    
          ࠡ⪥ ᯨ᪮, ஢ ६   
          ப.
               
               
               
         LEA ਥ,筨          
         ---------------------
               饭  ࠭  筨  頥      ࠭
         ਥ.  筨   ࠭ ,  ਥ
         -  16-⮢ ॣ஬.    ᯮ짮
           ⠭   ॣ஢  ।  XLAT    ﬨ  
         ப,    ।,       ॣ
         㦥 묨 祭ﬨ.
               
               
               
         LDS ਥ,筨            DS
         ---------------------
               ⥫  ।⠢  ᮡ   32-⮢   
         ६, ࢮ ᫮ ன ᮤন ᬥ饭,  ஥
         -   (ᥣ).  㪠⥫  ⮩ 樨
           ࠭  筨,    ࠭
         .  ᬥ饭   㪠⥫  頥    ࠭
         ਥ,    ⢥ ண   㪠 16-⮢
         ॣ.  ᥣ  㪠⥫  頥    ॣ

                                     - 10 -
         
         
         DS.    SI    ⢥  ਥ    
         ᯮᮡ ⮢  ப 樨 ப-筨,
         ᯮ  ⥪饣 ᥣ . 
               
               
               
               
         LES ਥ,筨            ES
         ---------------------
               ⥫  ।⠢  ᮡ   32-⮢   
         ६, ࢮ ᫮ ன ᮤন ᬥ饭,  ஥
         -   (ᥣ).  㪠⥫  ⮩ 樨
           ࠭  筨,    ࠭
         .  ᬥ饭   㪠⥫  頥    ࠭
         ਥ,    ⢥ ண   㪠 16-⮢
         ॣ.  ᥣ  㪠⥫  頥    ॣ
         ES.    DI    ⢥  ਥ    
         ᯮᮡ ⮢  ப 樨 ப-ਥ,
         ᯮ  ⥪饣  ᥣ.
               
               
               
               
               
               
               
                          2.4. 樨  䫠.
               
               
               
         LAHF                             AH
         ----
                SF, ZF, AF, PF  CF, 騥  䫠
         ஢ 8080/8085,    7,  6,  4,  2    0
         ᮮ⢥⢥ ॣ AH.  5, 3  1 ।. 
         䫠  .   ᯥ稢 
         믮     8086    8088  ணࠬ,  ᠭ  
         ஢ 8080/8085.
               
               
               
         SAHF                             AH
         ----
                7, 6, 4, 2   0  ॣ  AH    祭
         䫠  SF,  ZF, AF, PF  CF ᮮ⢥⢥. 祭 䫠
         OF, DF, IF  TF  .       
         ᮢ⨬  ࠬ 8080/8085.
               
               
               
         PUSHF                            
         -----
                 ⮩  樨 㪠⥫ ⥪ SP 㬥蠥 
         2,      設  ⥪      䫠  
         8086/8088     ଠ  ᫮  ᮣ᭮    ᯮ  

                                     - 11 -
         
         
         ॣ 䫠.  䫠  .
               
               
               
         POPF                             
         ----
                設 ⥪, 㥬 ॣ஬ SP,    ॣ
         䫠   8086/8088    ᯥ  ,
         ᮮ⢥騥 ᯮ 䫠  ॣ 䫠. ᫥
         ⮣ SP 㢥稢  2   㪠뢠      設
         ⥪.   樨   権   PUSHF    POPF  
         楤 ࠭   ⠭  䫠  맢襩  
         ணࠬ.  ஬  ⮣,  ⠪  ࠧ  ⠭
         祭 䫠 TF (誠), .. ᯥ樠쭮 樨 
         ⮣  .    ⮣ ᫥  ࠭  䫠    ⥪,
           祭    8    ⥬  ⠭ 䫠 
         ⥪.
