
 12
 8087  
-----------------------------------------------------------------

     ᫨ ⫠  ணࠬ  ࠡ뢠 ᫠  饩
窮,  ⫠稪 Turbo Debugger      ஢  
   ﭨ   䬥᪮   ᮯ      
ணࠬ   .            ।祭    
ணࠬ⮢,            ࠡ⮩  䬥᪮
ᮯ.    ⫠  ணࠬ,  ࠡ뢠  ᫠   
饩   窮,     易⥫쭮  ᯮ짮  ,
ᠭ    ,            
 㤭㦨 訡.

      ⮩   ᬮ७ ࠧ  ᮯ஬ 8087
  ணࠬ ஬.  뢠 ⠪    ᫮
  (Numeric  Processor)   ,   ஢ 
஢ ᮤন ॣ஢ ᮯ, ⮢ ﭨ
 ࠢ ⮢.

      ।祭    ணࠬ⮢,    ࠡ⮩
⥬᪮ ᮯ 8087.

ࠢ ᮯ 8087   
--------------------------------------------

     ⫠稪 Turbo Debugger ⮬᪨ ।, ᯮ
 ணࠬ  䬥᪨  ᮯ      ,  
ᮮ⢥騬 ࠧ ࠨ ᢮ ࠡ.

     ⨬,       設⢥  砥      ணࠬ
ᯮ  ,   ᠬ ᮯ,     
६.  ᫨  ॡ  ⫠ ᮡ ᥬ ,
  ᯮ    ᮯ,  ⠪    ,   Turbo
Debugger    ᬮ  ⮡ࠦ ﭨ ᮯ,   㤥
⮡ࠦ ⮫쪮 ﭨ .

 ᫮ 
-----------------------------------------------------------------

      ᫮   뢠  View/Numeric
Processor   .    孥  ப    ⮡ࠦ
⥪饥  ᮤন  㪠⥫  ,  㪠⥫     
樨 ⥪饩 .  ⥫     㪠⥫  
⮡ࠦ     20- ⮢ 䨧᪨ ᮢ.   
 ८ࠧ  ଠ  <ᥣ>:<ᬥ饭>,    
  ࠧ鸞  ⢥ 祭 ᥣ  ᫥ ࠧ 
⢥ 祭 ᬥ饭.

     ਬ, ᫨      孥   ப   ᠭ    祭
IPTR=5A669,    ᬠਢ        5a66:9,  ᫨
ॡ ஢ ⥪騥        .
  ᫮        :    
( ॣ஢)  ⮡ࠦ  ᮤন  ॣ஢    
饩 窮, ।  ( ࠢ) ⮡ࠦ
ﭨ ࠢ 䫠,  ࠢ  ( ﭨ)
뢠 祭 䫠 ﭨ.

     . 12.1  ᫮ 

      孥   ப   ਢ   ଠ      ᫥
믮  樨    饩   窮.   IPTR   뢠
20-⮢  䨧᪨ ,   ஬ 뫠 맢 ᫥
  饩 窮.  OPCODE  뢠  ⨯  믮
.  OPTR  뢠  20-⮢  䨧᪨   
,   ன 頫  믮  ,  ᫨  ⠪
.

 register    ---------------------------------------------

80-ࠧ來 ॣ   饩 窮
------------------------------------------------

       ॣ஢ ⮡ࠦ ᮤন    ॣ஢
   饩 窮 (ST(0) - ST(7))   ﭨ (valid/
zero/special/empty). ন ॣ஢ ⮡ࠦ   80-
ࠧ來 ᫠  饩 窮.

     ᫨ 㢥  ࠧ    ᫮    (
   F5)                      
Window/Move/Resize,     ᬠਢ  ᮤন  ॣ஢
   ப ⭠ ⮢.

쭮   ॣ஢
--------------------------------

     --------
     Zero
     Empty
     Change
     --------

      맮 쭮    Alt-F10  ࠧ
 맮 㦭 ,     Ctrl    ⠭  
ࢮ 㪢  .

 Zero
------------

     ⠭   祭 뤥 ஬ ॣ.

 Empty
-------------

     ⠭ 뤥   ஬   ॣ      ﭥ
"".   ᮡ ﭨ,  ஥ 뢠,   ॣ
  ᮤন ⮢ .

 Change
--------------

     㦠  祭    ॣ,  뤥  ஬.
⫠稪  訢  祭,  ஥  室  㧨.
  楫  ⢥  祭,  ᯮ  
ᨭ⠪  ࠦ  몠 .   祭 ⮬᪨
८ࠧ  80-⮢ ଠ ஬ , 
ᯮ  ᫮ .

          ⠪  맢,    砢  
  祭  뤥 ॣ.   ⮬  
࠭      ,  筮  ⠪ ,   ᫨ 
 Change 뫠 ࠭  .

 Control   -----------------------------------------------

ࠢ騥 
----------------

      ᫥饩  ⠡ ᫥ ࠧ ࠢ騥 䫠
 㪠  祭.

     -------------------------------------------------------
        䫠         祭
        
     -------------------------------------------------------
          im             ᪠ ୮ 樨
          dm             ᪠ ଠ ࠭
          zm             ᪠   
          om             ᪠ ९
          um             ᪠ ⥫쭮 ९
          pm             ᪠ 筮
          iem            ᪠   뢠
                         (⮫쪮  8087)
          pc             ࠢ 筮
          rc             ࠢ 㣫
          ic             ࠢ ᪮筮
     ------------------------------------------------------


쭮   ࠢ
---------------------------------

     ----------
     Toggle
     ----------

     ३    ࠢ,      Shift-Tab,  
⥬ 맮  쭮 ,    Alt-F10. (
⠪  ࠧ  맢  㦭  ,      Ctrl   
⠭  ࢮ 㪢  .)

 Toggle
--------------

     ᪨   祭  뤥  ஬   䫠
ﭨ. 設⢮ 䫠  ਭ ⮫쪮  祭
(0  1);       Toggle  ४砥  䫠    ஥
  祭.    䫠   ਭ  
祭;           ᫥⥫쭮   㢥稢
祭 䫠,   㤥 ⨣ ᨬ쭮 祭, 
⥬ 뢠   .

     祭 䫠  ⠪     Enter.


 Status  -------------------------------------------------

 ﭨ
--------------

      ਢ     ⠡  ᫥  ࠧ  䫠
ﭨ  㪠  祭.

          ----------------------------------------------
             䫠         祭
             
          ----------------------------------------------
               ie             ୠ 
               de             ଠ ࠭
               ze               
               oe             ९
               ue             ⥫쭮 ९
               pe             筮
               ir               뢠
               cc              ᫮
               st             ⥫ 設 ⥪
          ----------------------------------------------

쭮   ﭨ
--------------------------------

     -------------
     Toggle
     -------------

       Tab,  ⮡ ३    ﭨ,  
⥬   Alt-F10,  맮  쭮 . (
⠪  ࠧ  맢  㦭  ,      Ctrl   
⠭  ࢮ 㪢  .)

 Toggle
--------------

     ᪨   祭  뤥  ஬   䫠
ﭨ. 設⢮ 䫠  ਭ ⮫쪮  祭
(0  1);       Toggle  ४砥  䫠    ஥
  祭.    䫠   ਭ  
祭;           ᫥⥫쭮   㢥稢
祭 䫠,   㤥 ⨣ ᨬ쭮 祭, 
⥬ 뢠   .

     祭 䫠  ⠪     Enter.


