

                         ஫ ᪮.


                                                                  
                                                                 
                                                           
                                                            
                                                            
                                                              
                                                                 
                                                                  
                                                              
                                                          



                                   

      1.     ...........................................
      2.  㭪樮쭮 祭  ...........................
      3.  孨᪨   ࠪ⨪ ...................
      4.  祭 뢮 奬 .........................
      5.  ன⢮ 奬 .................................
      6.  ன⢮  ࠡ 㭪樮 㧫 奬 ...
      7.  ᠭ   ⬠ ࠡ 奬. ........


                       
               1.  

         ᫥饥 孨᪮ ᠭ    ᯫ-
樨 ।祭  祭 奬 181893  ᮤঠ ᢥ-
, 室  ࠢ쭮  ᯫ樨.

               2. 㭪樮쭮 祭

  2.1  奬  181893  ।⠢ ᮡ ⠫쭮
ணࠬ㥬 ன⢮, ।祭  ࢫ 뢮
ଠ樨            ᪨   -
樨    ⥫       ᪠ ()  .

  2.2  奬  ᯥ稢  ணࠬ஢   ஦
  ᥪ,    ஭,    ᥪ, ० ᪠
஦,  ⠭  ⭮      ।   室
,  ०  ⥭      ଠ樨,  ᪮
६饭 .

  2.3 奬 ᯥ稢 ⮬᪨ ஫ 뢠
 뢠 ଠ樨   ஫쭮  (), ᠭ
  ᭮  ଠ樮 ᨢ.
     ᨢ  ।    ,  ᥪ,
  ᥪ,    ஦.  ଠ樮  ᨢ ᮤন
।⢥ .

  2.4 奬  ᯥ稢  뤠  ᨣ  ।樨
 ᨬ  , ।⠢ ଠ.

  2.5 뢮  ଠ樨      믮   ᨣ "
" / DRQ /  ନ㥬  奬,   뢠 ।-
  ᨣ ""  " ", 뤠묨
୮  .

               3.  孨᪨   ࠪ⨪

  3.1 ᪨ ࠬ 奬   ⥬ 
-10  +70 ࠤᮢ  殮 ⠭ 5,0  + 5%  12  + 5 %
᫥騥:
       1. 室 殮 ᮪ ஢       2,6 
       2. 室 殮  ஢        0,8 
       3. 쭮 室 殮  ஢ - 0,5 
       4. 室 殮 ᮪ ஢      2,8 
       5. 室 殮  ஢      0,45 
       6. 室 ⮪ ᮪ ஢          - 015 
       7. 室 ⮪  ஢             1,9 
       8.  㧪  室             100 
       9. ᨬ쭠 ॡ塞 魮     500 
      10. 㤭 祭 殮 樨
          ⠭                                + 50 

  3.2 奬  室  室 ᮢ⨬  -奬 ਨ 155.

  3.3  ଠ樥   ⢫  8- ࠧ來 -
ࠢ  DB0 - DB7

  3.4  ࠡ 奬:
             -  ஦  ;
             - ⠭ 室 ﭨ ;
             -  ଠ樨  ;
             -뢠 ଠ樨  ;

  3.5  ଠ樨   ⢫  ୮  
⭮   II305.919-84.

  3.6 奬 ᯥ稢 ࠡ   ࠧ஬ 133  203  /
 ஭ /.

  3.7 ⨬ ᫮ ࠡ 孮⥩  - .

  3.8 ᨬ쭮 ணࠬ㥬 ⢮ ஦   - 256.

  3.9 ᨬ쭠 ᪮  ଠ樥  ୮ ⭮
 - 250 /;  㤢 ⭮  500 /.

 3.10 ⮢  譥  1; 2.

 3.11   2.123.40-2  17467-79

 3.12 奬 ᮤন 7330 ࠭஢.

 3.13    6 .


               4. 祭 뢮 奬
                                                          .1
ͻ
   祭             믮塞 㭪                    
 뢮                                                                
ĺ
   1        BS       뢮 奬  砥. ।祭    
                      ஫ ஢ 殮 ᬥ饭   
            _                                                          
   2        W        襭 .  ஢ ࠧ蠥 
                       設   ࠭ ॣ  -
                     稨 ᨣ CS.                                   
            __                                                         
   3        CS       롮 奬.   ஢  室  
                     ࠧ蠥    ࠭ 奬.      
            _                                                          
   4        R        襭 ⥭.   ஢  室 
                     ᯥ稢 뢮 ଠ樨  ࠭ ॣ- 
                       設  DB0 - DB7  稨 ᨣ 
                     CS.                                               
                                                                       
  5,6      0,1      設.    設 । 롮 
                     ᮮ⢥饣 ॣ  ਥ/।     
                     ଠ樨 / 設   稨 ᨣ   
                     CS,   :                            
                      Ŀ                  
                       A1  A0     R        W                      
                      Ĵ                  
                       0   0   .  .                    
                       0   1   .   .                    
                       1   0   .  .                   
                       1   1   .D     .D                      
                                        
                                                                       
  7-14    DB0-DB7    8-ࠧ來 㭠ࠢ 設 . ਥ    
                       設  奬 ⢫      
                     ᨣ W  CS. ।   奬    
                      設    믮  ᨣ      
                     R  CS.                                           
                                                                       
   15      STEP      室   ६饭    蠣   
                                                                       
   16      DIRC      , 㪠뢠騩 ࠢ ६饭 :   
                             ᮪ -  業                     
                              -  業                     
                                                                       
   17       SL       室 ᨣ, 㪠뢠騩,     
                     WD   ᤢ   ।樨. 
                                                                       
   18       SR       室 ᨣ, 㪠뢠騩,     
                     WD   ᤢ ࠢ  ।樨.
            ___                                                        
   19       CLR      .   ஢  ⮬ 室 ᯥ-
                     稢 ⠭  ன 奬       
                     室 ﭨ    0000.0011  -  
                      .  設 "" (  7 ॣ    
                     ﭨ ) ⠭  ஢ - 
                       祭 ⢨ ᨣ CLR.  砭
                     ⢨ ᨣ CLR 믮  "- 
                     " ᨬ  ⮢ . ஬    
                     ⮣,뢠  0000.0001  ॣ ᥪ.
                                                                       
   20       GND                                                  
                                                                       
   21       Ucc1     筨 ⠭ 5 + 5%                          
            ____                                                       
   22       TEST         室 ᨣ ᮪ ஢   
                     奬 ࠡ뢠  ࠢ - 
                     饭  (STEP)  襭 ⮩. ᯮ- 
                      ⮫쪮  ஢ઠ ࠡ 奬.    
                                                                       
   23       HRDY      . 室 ᨣ, 㪠뢠騩,   -
                     ⮢  뢠  ᫥ ⠭ ᨣ  
                     HLD.                                              
                                                                       
   24       CLC       ⠪⮢ . 室,   -  
                      ⠪⮢ אַ㣮  ⮩:    
                              2  + 1%   ஬ 203 .     
                              1  + 1%   ஬ 133 .     
                                                                       
   25       RSTB     ஡ ⥭.  室 ᯮ  -    
                     ⢥ত ਥ   .  室 - 
                      殮 ᮪ ஢ ᫥ - 
                       ⮢ 㫥  ୮ ⭮     
                      ᫥ ਥ  ⮢ 㫥      
                      㤢 ⭮ .                   
                                                                       
   26        S       ஭騩 ⠪⮢ ᨣ, ࠡ뢠  
                      뢠 ଠ樨.                    
            ____                                                       
   27       RAWR      ᨣ 室 , 뢠     
                     .   䠧 ⪮ । ⭮-  
                     ⥫쭮 ᨣ ⠪⮢ .                 
                                                                       
   28       HLD      室 ᨣ,㪠뢠騩  㧪      
                     뢠 - .                              
                                                                       
   29       TR43     室 ᨣ, 㪠뢠騩,   室    
                      ஦ 44-76.  ᨣ ந- 
                      ⮫쪮   믮  "- 
                     ", "".                                   
                                                                       
   30       WSTB     ஡ .  ⢥ত    
                     ଠ樨  .                                
                                                                       
   31        WD          . ⥫쭮 - 
                     ᮢ 500   ୮ ⭮   300 
                      㤢 ⭮  ( fclc=2  ).    
                                                                       
   32      CPRDY     室 ᨣ, 㪠뢠騩  ⮢     
                     믮  ""  "".      
                     ᫨ ᨣ CPRDY  ஢,  "- 
                     ", ""  믮  ࠡ뢠  
                     ᨣ "". ᯮ⥫ , -
                     ᯥ稢騥 ⮢   ࠡ, 믮 
                     ᨬ  ﭨ ᨣ CPRDY ( "" .)
                      ᨣ  ᭮  㯠  室 7  
                      ॣ ﭨ.                          
                                                                       
   33      WF/DE     㭠ࠢ 設, ᯮ㥬  祭
                     訡   ࠧ襭 롮 , 㯠-
                       . ᫨ ᨣ WSTB = 1, 뢮 WF/DE    
                     㭪樮  WF - 室. ᫨ ᨣ WF = 0,  
                      -  㤥  ४-
                     饭. ᫨ ᨣ WSTB = 0, 뢮 33 㭪樮
                      DE - 室.  室 DE   ⥭ - 
                     ᫥ 㧪   ⠭ ᮪ ஢ ᨣ-
                      㤥 殮  ஢.  ⮬ 室
                      殮 Ucc1 १ १ 10 .   
            ____                                                       
   34       TR00     室 ᨣ, 㪠뢠騩 奬,      
                     ⠭  室 .                 
             __                                                        
   35        IP      室 ᨣ  , ନ騩 奬  
                     ⮬,    ⠭   砫 -
                     । .                                    
            ____                                                       
   36       WPRT     室 ᨣ 饭   .    
                     ஢ ᨣ ४頥   ⠭ 
                      ॣ ﭨ.                           
            ____                                                       
   37       DDEN     室 ᨣ, 㪠뢠騩 奬,     
                     ⭮  믮 樨.           
                                                                       
   38        DRQ     室 ᨣ  ० ⥭ 㪠뢠,     
                     ॣ  ᮤন   ।.     
                     ०  ᨣ DRQ 㪠뢠  ⮢  
                     ਥ ଠ樨  設 .                  
                      ᨣ ⠭  ﭨ    
                     ஢, ᫨  ⠭    ᫨  
                     ᠭ    ॣ .  10  
                     室   뢮 38  筨 - 
                     ⠭ +5.                                        
                                                                       
   39      INTRQ      ⮬ 室 ⠭ 殮 ᮪
                     ஢, ᫨ 믮 - ,  -  
                     殮  ஢, ᫨ 뢠  ॣ- 
                      ﭨ ଠ  뢠  -  
                      .  10  室 -  
                       뢮 39  筨 ⠭ +5.         
                                                                       
   40       Ucc2     筨 ⠭ 12  + 5%                        
                                                                       
ͼ



               5. ன⢮ 奬

  5.1. 奬, ୠ 奬 ன ࠦ  .1, ⮨
 ᫥ ᭮ 㧫:

      1. ୠ 奬 設  D (1);
      2. ன⢮ -뢮    (2);
      3. ॣ  .D           (3);
      4. ॣ ᤢ .      (4);
      5. ॣ ᥪ .       (5);
      6. ॣ ஦ .        (6);
      7. ॣ ﭨ .     (7);
      8. ॣ  .         (8);
      9.  ᭮ ᨢ DC AM      (9);
     10. 䬥⨪-᪮ ன⢮    (10);
     11.  ࠢ 樥 .(11);
     12. 稪                (12);
     13.  ࠢ        (13);
     14.                           (14).

  5.2. ୠ 奬 設  D (1) ᯥ稢 㭠ࠢ -
  設  室-室.
   ୠ 奬 砥  n-m ( n,m=1,2,3,4...)  -
   ७ ॣ஢ 奬.

  5.3. ன⢮ -뢮  (2) 砥 ᡮન ᪨ ⮢
 ନ஢ ࠧ ᨣ   ଠ樨  , ᨣ
뢮 ଠ樨  , ﭨ ࠧ 㧫 奬, ᮤন-
  ॣ஢. 冷 饭  ॡ㥬 ॣࠬ ਢ
 ⠡.1  ᠭ 뢮 A1,A0.

  5.4.   .D (3)  ॣ ᤢ . (4) ।-
祭  ਥ, ࠭  ८ࠧ  ᫥⥫  
ਭ  設 DB0-DB7 ਧ   ᫥⥫쭮 
।   .D   設 DB0-DB7 뢠 ଠ樨  . 
ॣ஢ 8 ࠧ冷 ().

  5.5. 8- ॣ ᥪ . (5) ।祭  ࠭
ଠ樨   뢠 ( 뢠) ᥪ.

  5.6. 8- ॣ ஦ . (6) ।祭   
ॡ㥬 ஦  ᮤঠ ଠ樨   ஦,  ன
室 .

  5.7.  ﭨ . (7) । ⥪饥 ﭨ ࠧ-
 㭪樮 㧫 奬.  ॣ ﭨ -
  ࠧ  奬, 室 뢥  設 , ⤥
ࠧ 뢥  .D.

  5.8.   . (8) ।祭  ࠭ ⥪饩
믮塞 .   . 믮  ࠧ饬 ᨣ
                      __ __ _ __
                      1*0*W*CS
  뢠   設  . 室 ॣ 
祭     稪 .  ᨣ CLR ""
 . 뢠  03,।騩 室  ணࠬ.

  5.9.  ᭮ ᨢ DC AM (9)।⠢ ᮡ 32-⠪
 প ᫥⥫쭮   ᮡ⢥ , 믮
  ᫥⥫쭮 ᡮન ࠭஢. 襭  뢠
 㯠   ࢫ ( DC  ). DC AM ᮤন  ᫥-
⥫ ᡮப.

  5.10 䬥⨪-᪮ ன⢮  (10) 믮 樨 ࠢ-
  ॣ஢, ஫ , 㢥祭 ᮤন ॣ
 ஦  ..

  5.11.  ࠢ 樥  (11) 믮    
⮢  १ ᫥ 横᪮ :
                            15   12   5
                    G(X) = X  + X  + X  + 1
 X -  ᫥⥫쭮 .  뢠  
᭮  ଠ樮 ᨢ.

  5.12. ﭭ 饥 ன⢮  (14)   ஬
ࠢ DC  (13)  稪  . (12) । 
ࠡ ᥩ 奬.  室  ஥  , 室
ண ࠢ ᥬ ன⢠ 奬.


               6. ன⢮  ࠡ 㭪樮 㧫 奬

  6.1. ன⢮  ࠡ 㭪樮 㧫 奬  
୮ 奬 (. .1).
                                                                               
   |--|
   ||<-------------------------------------------------------------------------|
   |  |        ^              ^             ^              ^                     |
   |  |----|---|---------|----|-------|-----|-------|------|----------|          |
   |1 |    |   |         |    |       |     |       |      |          |          |
   |--|    V   |         V    |       V     |       V      |          V          |
         |--------|    |---------|   |---------|   |----------|    |----------|  |     |------------|
      |->|  D  3| |->| 5 ||->|  6 ||->|   7| |->|   8 |  |  -->| . (12)|---|
      |  |--------| |  |---------||  |---------||  |----------| |  |----------|  |  |  |------------|   |
      |    |   |    |             |             |               |       |    |   |  |        |          |
      |    V   V    |             |             |               |       |    |   |  |  |------------|   |
      |  |--------| |             |             |               |       |    |---|-----|DC  (13) |   |
      |--| 4|-|-|           |             |               |       |    |   |     |------------|   |
      |  |--------| | |           |             |               |       |    |   |          |           |
      |            /  |           |             |               |       /    |   |     |---------|      |
      |-----------/---|------------------------------------------------/     |   |     |  (11) |      |
                      |                                                      |   |     |---------|      |
                      |                                  |----------|        |   |          |           |
                      |                         |--------|  DC AM 9 |<-------|   |     |---------|      |
                      |                         |        |----------|            |-----|  (14)|------|
                      |                         |                                |     |---------|
                       \-------------------------                                |
                                                |        |----------|            |
                                                |--------|  ALU 10  |<------------
          .1                                          |----------|


  6.2. ⠭ 奬 ⢫  筨 殮 5 + 5%
  12 + 5%. ᪨  ।⠢ ᮡ ⠭⭮ 祭
 ࠭஢  ஢   奬   . ⠭ -
  ⮢ ⢫  筨 殮 5 १ 來
 ( 㧮 ) ࠭.  ⮬   ⢮ 㯠 ࠢ騩
 ᨣ  ନ஢⥫ ᨣ 殮 7 + 5%.
   6.3. 奬 ନ஢ ⠪⮢ ᮢ ஥   DD1-
DD48.  ।⠢ ᮡ ᫥饥 ᪮ ன⢮.  ନ஢-
⥫ ⠪⮢ , ᯮ  室 24,  CLC I 㯠-
  室 ⥫  CT0 - CT2.  室 ⥫  -
᪨ ᡮન ନ ਨ ᮢ CLC2, CLC3, CLC4  ᮮ⢥⢥.
    ਩ ᮢ  ᮮ⢥⢨   ० ࠡ -
奬 ନ ⠪⮢  T1, -T1, T2, -T2, ᯥ稢騥 -
 ଠ樨  ॣ, ।   ॣ  㣮, ᤢ
ଠ樨   প  ..
  6.4. ନ஢ ⥫쭮 殮 ᬥ饭   믮-
   奬  ਮ᪨ ᨣ ( .2 ). -
 ।⠢ ᮡ ⨢, 室 ᨣ ண -
  ࠧ⥫ ,  ண   १ ࠭-
   祭  ⥫ . ⠭ -
 ⢫  筨 殮 12 + 5%.
  6.5.  ᯥ稢 ਥ ଠ樨, 㯠饩  ,८ࠧ-
   ᫥⥫ , 뤠  䥩   ।
 䥩᭮   .
   砥:
           ࢫ -뢮;
          ॣ  .D;
          ॣ ᥪ .;
          ॣ ஦ .;
          ॣ  .;
          ॣ ﭨ .;
          ॣ ᤢ .;
          㭠ࠢ 設  DB0 - DB7.

  ࠫ ॣ  .D ᯥ稢 ਥ ଠ樨  設
 DB0 - DB7.  ࠧ   室.
   ଠ樨   DBi  室 1 ⢫  稨 -
  W, ᨣ 롮 奬 CS    A0,A1 (A0=1,
A1=1).
   室 2 .D ⢫  ଠ樨  .  稨
 "..D", 㯠饩   ࠢ.
  室 3 ᯥ稢    ਣ ॣ  ⢨
 饭  .
   ࠧ, 㭪樮஢  ࠧ鸞 .D  
ࠢ:
                          ______                      _   __   __   __
    .Di = .Di * W  V  . * ..D  V  DBi * W * CS * A0 * A1



   ஦ . ᯥ稢   ஦ 
⥪饩  ଠ樨  設  DB0 - DB7.  ଠ樨 -
⢫   DBi  稨   W, ᨣ 롮
奬 CS    A0,A1 ( A0=1, A1=0 ).
   室 2 ⢫ ⭠  ਣ ॣ  -
⢨  W.
   室 3 . ⢫ ஬஢  ஦ 
稨  ".".   ⠫ ࠧ鸞 .1 - .7
 室 3 ⢫ ७ ଠ樨 ।饣 ࠧ鸞
.i-1 ਭ稨  ".".
   ࠧ, 㭪樮஢ . ( ࠧ .0 - .7 )
뢠 ᫥騬 ࠢ :
           _______                                                     __
.i = (.i * W  V  .i-1 * .  V  DBi * W * A0 * A1)* T1

   ᥪ . ᯥ稢   ᥪ 
⥪饩  ଠ樨  設  DB0 - DB7.  ଠ樨 -
⢫  設  DB0 - DB7  稨  W, ᨣ 롮
奬 CS,  ⠪   A0,A1 ( A0=0, A1=1).
   室 2 . ᯥ稢 ⭠   ਣ .i 
⢨  W   "..".
   室 3 㫥 ࠧ鸞 .0 ⢫  ⠭
ଥ ᥪ     ".", 㯠饩  .
    ⠫ ࠧ鸞 ॣ ᥪ .1 - .7 -
⢫ ७ ଠ樨 .i-1  稨  ".".
  ஬ ⮣,   ⠪⮢ ᨣ 1  .0 뢠
,   ⠫ ࠧ .1 - .7 㫨.
    .0  :
                             ___________
.0 = .0 * ( W  V  .. )  V  . * RR  V
                    _   __   __   __
           V  DB0 * W * CS * A0 * A1

  ⠫ ࠧ冷 . ࠢ ࠦ:
           ________           ___________
.i = .i * ( W  V  .. )  V  . * .i-1  V
                   _   __        __
          V  DBi * W * CS * A0 * A1      i = 1 - 7

    .  믮塞    ,
 㯠  設  DB0 - DB7.
   ଠ樨 ⢫   DBi ਭ稨 ᨣ 롮
奬 CS, W    A0,A1 ( A0=0, A1=0 ).
   室 2 . ᯥ稢 ⭠   ਣ .i 
⢨  W, ᨣ CS    A0,A1.
    ᨣ 1 ࠧ .0  .1 ॣ  -
  筮 ﭨ.
  㭪樮஢ . 뢠 ࠢ:
             _______            __   __           _   __   __   __     __
 .i = ( .i * W * CS * A0 * A1  V  DBi * W * CS * A0 * A1 ) * T1

 i = 2 - 7


   ॣ .  ०  ਭ⬠   .D 
稨  "..".
   室 3 .  ⠭ ଠ    稨 
".RR". ஬ ⮣, ࠧ ᤢ ॣ .0,2,3,4,5 ᯮ-
  ஫  ଠ樨 롮஬  " ".
  ⥫쭮 㭪樮஢ . 뢠 ᫥騬 ࠢ:

.i = .Di * ..  V  RR * .RR  V CRC 0,2,3,4,5


   ﭨ .  ଠ  ﭨ ࠧ
㭪樮 㧫 奬. . ।⢥ ।⠢
ᮡ ᮢ㯭 ਣ஢, ।  ᥩ 頤 ⠫.
  室 ਣ஢ 뢥  設 , 祬  ⤥ 뢮
ࠧ饭  ᪮쪮 室,   㭪樮 祭
 ࠧ鸞 ਣ. 饥 祭 ࠧ冷 . ਢ 
⠡.2.
  㭪樮쭮 祭  ࠧ鸞  믮  ᫥-
饥:

    S7 (  ) -   ⮬ ࠧ拉 㪠뢠,    ⮢ 
ࠡ.  뢠   ᪠       
᪠  ⥭ ᭮     ⮬ 砥  믮.

    S6 ( WPRT ) - ᨣ  ;   ⮬ ࠧ拉 頥
० 뢮 ଠ樨  ,  ⠫   ᯮ.

    S5 ( 㧪  ) -   ⮬ ࠧ拉 㪠뢠  ,  
㦥.   ।  ᪨ ﭨ ᨣ HLD
 HRDY. ਬ  믮 ᯮ⥫  ( 1 ⨯ ).

    S5 ( ⨯  ) - । ࠪ    믮
 "⥭ ᥪ"  ᮮ⢥⢨   ᭮ ⪨:
         1 -  ࠭ ᭮ ⪨;
         0 -  ࠭ ᭮ ⪨.

    S5 ( 訡  ) - ਬ  ० " ஦". 
 ⮬ ࠧ拉 㪠뢠,  ॡ㥬 ஦   (  ᮢ-
 , 訡 ,  .. ).

    S4 ( 訡 ᪠ ) -   ⮬ ࠧ拉 砥,   
᪠ ॡ㥬 ᨢ  .

    S4 ( ᨢ   ) -   ⮬ ࠧ拉  ।,  
믮  뢠   ᪠       -
 ᪠  ⥭ ᭮      ॡ㥬 ᨢ
 ᪥.
   믮  "⥭ ஦"  " ஦"  ࠧ 
ᯮ, ⠪   ஦  ஢.

    S3 ( 訡   ) -   ⮬ ࠧ拉 砥   ,
 ᫥   ᮢ  ᠭ   ᨢ.

    S2 ( .0 ) -   ⮬ ࠧ拉 㪠뢠,   ⠭ 
㫥 ஦ (  ᯮ⥫  ).

    S2 (   ) -   ⮬ ࠧ拉 㪠뢠,   
 ଠ樥  㦥 ᨣ " " ਢ믮 
뢠   ᪠     .

    S1 (   ) - ᪠   ࠧ鸞  -
 ᯮ⥫  㪠뢠  室 ᭮ , 
  뢠   ᪠     ᪨  -
᪠  ⥭ ᭮    砥   뢮  ।
  ᮮ⢥ DRQ.

    S0 (  ) -   ⮬ ࠧ拉 砥,  奬 
믮    - 뢠   ᪠    
    ⥭ ᭮   . ⭮⥫쭮 ᯮ⥫
 S0 㪠뢠     奬.


                                                    .2
ͻ
                      믮塞                      
 .Ķ
         ᯮ-  ⥭  ⥭   ⥭        
         ⥫쭠      ᥪ  ஦  ᥪ  ஦ 
Ķ
   S7    뢠  ⮢  : 1 -  ⮢; 0 - ⮢     
                                                                
Ķ
   S6            0       0        0           
                                                          
Ķ
   S5     㧪     0             0     訡   訡  
                                           
Ķ
   S4     訡        ᨢ         0    ᨢ     0    
          ᪠                                    
Ķ
   S3              訡                0     訡     0    
                                                             
Ķ
   S2      .0                                       
                                                                   
Ķ
   S1                                                
                                                                   
Ķ        
   S0                                                         
ͼ


  㭠ࠢ 設  DB0 - DB7 㦨   ଠ樥.
   室  ।⠢ ᮡ 奬 2 - m ( DBi ). 
DB0 ਭ 室 ଠ  㫥 ࠧ鸞 ॣ  .D
ਭ稨 ᨣ 1  室 1.
   室 2 設 DB0 ந室 ਥ 室 ଠ樨  㫥 -
鸞 . ਭ稨 ᨣ   0,A1,CS.
   室 3 設 DB0  ०  㯠 室 ଠ 㫥
ࠧ鸞 .  稨 ᨣ A0,A1,CS.
  騩 室 設 DB0 ᯥ稢 ਥ 室 ଠ樨 㫥
ࠧ鸞 . ਭ稨 ᨣ A0,A1,CS.
  ஬ ⮣,  設 DB0 - DB7  ᨣ R, ࠧ騩 ⥭. 
㫥 ࠧ鸞 DB0  :
                                                                  __   _
DB0 =(.D0 * T1  V  .0  V  .0  V  .0) * A0 * A1 * CS * R

  㭪樮஢ ⠫ ᡮப DB1 - DB7 ந室 筮. 
  ᫥騬 ࠦﬨ :


DB1 = (.D1*T1  V  .1*DRQ  V  .1*IP  V  .C1  V  .1)*
                  __   _
      * A0 * A1 * CS * R

        ________ ________              ____
DB2 = ( .1*.2  V  .1*TR00  V  .2  V  .2  V
                                       __
       V  .D2 * T1 ) * R * A0 * A1 * CS

                                                                 __   __
DB3 = .D3 * T1  V (.3  V  .3  V  .3 ) * CS * A0 * A1 * R


DB4 = .D4 * T1  V (.4  V  .4  V  .4 ) * R * A0 * A1 * CS


DB5 = .D5 * T1  V (.5  V  .5  V  .1 * .5  V
                     ___     ___
      V  .1 *( HLD  V  HLT ) * R * CS * A0 * A1

                                              ________
DB6 = .D6 * T1  V (.6  V  .6  V  .6  V
          ________   ________     ________
      V   .6 * .1  V  .1 * WF/DE ) * CS * A0 * A1 * R


DB7 = .D7 * T1  V (.7  V  .7  V  DRQ  V  T1 ) * A0 * A1 * CS * R




  6.6    ⭮  ᡮન , ஥  室 ,
ନ஢⥫  樠権 ᭮ ᨢ  ஫쭮
.
  ନ஢⥥  樠樨 ᭮ ᨢ 砥 
প, ஥    ᯥ稢 প 室
ᨣ RAWR  16 ⠪⮢.  ࠧ   প  ।
 ६ 室 ଠ  ⮢. , 뤠
᪨ ᡮઠ  訢  প     ᥬ 設.
   設 祭 ᢮ 室  । ࠧ鸞 . ᫨
  - 設  ࠭ ( ᫥⥫쭮 祭 
 設 ) ,  室 ᡮન  ⠭ ᮪ ஢
殮 .   ⢥ত 롮ન ॡ㥬  樠-
樨. 祭 ⮢ 樠樨 ਢ  ⠡.3.  
樠樨   ࠧ饭  ᭮   ᮮ⢥⢨ 
ଠ⮬ ᨢ.

                                                       3
ͻ
                                祭                              
     Ķ
          ० 䠧       ० ஢ 䠧 
               樨 (  )               樨 (  )        
Ķ
 00 - F4       00 - F4               00 -F4            
               CLK = FF                                                
                                                                       
    F5         ᪠          1  , 樠  
                                                                       
    F6         ᪠               2                
                                                                       
    F7        ⮢            ⮢         
                                                                       
 F8 - FB       F8 - FB               F8 - FB           
          CLK = C7,樠                                     
                                                                       
    FC        FC  CLK = D7          FC                
                                                                       
    FD        FD  CLK = FF          FD                    
                                                                       
    FE         FE                    FE                    
          CLK = C7,樠                                     
                                                                       
    FF        FF  CLK = FF          FF                    
                                                                       
ͼ



  ஫   ᫥饥 㭪樮쭮 祭:

     FC - ।  ,  ⠢ । 
ᨢ;
     FE - ᭠ ⪠  , 뢠  砫 ᭮
ᨢ;
     F7 - ,  㪠뢠  室  १ -
᫥  ⮢ .

   ⠡ 4  5  ਢ ਬ ଠ ᨢ , -
  ᪨ ᮮ⢥⢥  ୮ (128 )   ⭮
(256 ).  ୮ ⭮ ࠧ㬥  ଠ樨 
䠧 樥 (.3),   㤢 ⭮ ࠧ㬥
 ଠ樨  ஢ 䠧 樥 (.4).

                                                      4.
ͻ
 ⢮                       祭                       
                                                                  
Ķ
     40      FF(00)     ஡ (  砫 ᭮ )  
                                                                      
      6        00                                                     
                                                                      
      1        FC      ᭠ ⪠                                
                                                                      
     26      FF(00)     ஡                                  
                                                                      
      6        00                                                     
     Ŀ                                                             
      1      FE      ᭠ ⪠                  
                                                                     
      1      XX       ஦                                  
                                                                     
      1      XX       ஭ ᪠ ( 00  01 )              
                                                                     
      1      XX       ᥪ ( 1...1 )                       
                                                                     
      1       XX       ᥪ ( 00 )                           
                                                                     
      1       F7        ⮢                           
                                                                     
     11    FF(00)    ன ஡                                  
                                                                     
      6      00                                                     
                                                                     
      1      FB      ᭠ ⪠                           
                                                                     
    128      XX                                               
                                                                     
      1      F7        ⮢                           
                                                                     
     27    FF(00)    ⨩ ஡                                  
                                                                 
    247      FF(00)                                                   
                      த   뤠 뢠         
                      ( ⢥ ஡  砫  ).         
ͼ

                                                                                          ͻ
                                                                                                                   
                                                                                               EDITED  BY  DNS                     
                                                                                                                   
                                                                                           D.NESTERENKO & A.DOLGIH                   
                                                                                                                   
                                                                                          ͼ

                                                  5.
ͻ
 ⢮                      祭                        
                                                                  
Ķ
     80        4E       ஡ (  砫 ᭮  ) 
                                                                      
     12        00                                                     
                                                                      
      3        F6       2                                      
                                                                      
      1        FC ?    ᭠ ⠪                               
                                                                      
     50        4E       ஡                                  
                                                                      
     12        00                                                     
                                                                      
      3        F5       1                                      
                                                                      
      1        FE      ᭠ ⪠                  
                                                                      
      1        XX       ஦ ( 0 - 4 )                       
                                                                      
      1        XX       ஭ ( 0  1 )                      
                                                                      
      1        XX       ᥪ ( 1 - 1 )                       
                                                                      
      1        XX       ᥪ ( 01 )                           
                                                                      
      1        F7        ⮢ ஫쭮            
                                                                      
     22        4E      ன ஡                                  
                                                                      
     12        00                                                     
                                                                      
      3        F5       1                                      
                                                                      
      1        FB      ᭠ ⪠                           
                                                                      
    256        XX                                               
                                                                      
      1        F7        ⮢                           
                                                                      
     54        4E      ⨩ ஡                                  
                                                                      
    598        4E      த   뤠 뢠        
                     ( ⢥ ஡  砫  ).          
                                                                      
ͼ




   ଠ樨  䠧 樥  fclc = 2 

                                                                     
                1      1      0      1      0      0      1      0   
    Ŀ Ŀ Ŀ Ŀ Ŀ     Ŀ Ŀ Ŀ     Ŀ     Ŀ Ŀ Ŀ     Ŀ
   WD                    
           S/
                   
              D  
                       4
     ------->ĳ<----------
                                         .3

    ⤥     ᨭᨣ  ᪠.
   ⮬ 稥 ᨣ S ࠦ  CLK  ⠡.3.




   ଠ樨  ஢ 䠧 樥  fclc = 2 



                                                                     
                1      1      0      1      0      0      1      0   
       Ŀ     Ŀ             Ŀ          Ŀ        Ŀ
   WD            
                    
                ^                                   ^
                |                                   |
                D -                     S - ᨭᨣ
                    
                        2              . 4
      ------>-------<--------------
                          16  8D





   யணࠬ ன⢮ ࠢ 室:

        - ;
        -  ࠢ DC ;
        - 稪  ப .;
        - ᪨ ᡮન ப.

   ।⠢ ᮡ   ࠧ஬ 113  32 . 
ப  砥   ᫥饩 ப   ப.
  室  ୮ ꥤ  ࠧ. ४祭   
ࠧ冷 믮   室   ࠧ冷 ..

  . ࠭  믮塞 ப    ᫥饩.
   室 . ଠ 㯠  室   ᫥⥫쭮 
    ࠧ 稪.  稪 ⠢ ᥬ
ࠧ冷.  ࠧ ࠢ ४祭 室 ,  ࠧ冷
ࠢ ࠡ⮩ DC.   ࠢ ४祭 ப  1-56 
57-112.
  
   ࠢ DC. ⮨  ନ஢⥫ ᨣ 
ࠢ-   ᮡ⢥ .  믮   
.  ࠢ 室 १ 56 ப , 㯠  室 
ଥ ନ஢⥫  ᭮  १  56 ப. 
 ࠧ, DC. ⮨  12 ࠧ冷 ࠢ.  ᪨ 
  ᡮન ப ।⠢ ᮡ 奬 n  m.   
  ᡮઠ ।祭  믮 -  ப.
  ப  㯯஢ ᫥騬 ࠧ:

  - ப ࠢ 㧫  ( STEP, DIRC, SL, SR, TR43 );
  - ७ ப  ࠢ ।祩 ଠ樨 
    ॣࠬ,  室, 롮  뢠 ᨣ,
    ஢ ;
  - ப, ।騥 ࠡ   ᯥ稢騥  ଠ-
    樥   ( DRQ, JNTRQ, WSTB, WF/DE, HRDY  .).


  6.7. ନ஢ 室  室 ᨣ ⢫  ஢
 ⥫쭮  ᮮ⢥⢨  믮塞 ନ஢⥫ﬨ 㭪樥. 
ନ஢ ᨣ ࠢ DDEN, WPRT, TR00, WF/DE, CPRDY, TR43,
WSTB, HRDY, TEST, CS  室      ᨣ ।-
 ஢.  ⠫ ᨣ ⢥ 祭  ६
ᮮ⭮襭,  ࠦ  ६ ࠬ  ⤥ -
.
  ६ ࠬ  ⥭ ଠ樨 ⥬   맮
- ॣ ஫   .5. ࠬ ६
ᮮ⭮襭 ਢ  ⠡.6.


                            


                 7. ᠭ   ⬠ ࠡ 奬.

  7.1.  ᠭ ⨯ .

  7.1.1.  ப஫ ᯥ稢 ਥ  ᯮ 11 . 
 ᫮ ࠧ   ⨯:
    1 - ᯮ⥫, ᯥ稢騥 ⮢   ࠡ;
    2 - 뢠   ᪮     ;
    3 - ᪠  ⥭ ᭮  ;
    4 - ਭ㤨⥫쭮 뢠.
        ਢ  ⠡.7.

                 y 
                                                       7
                                                    
ͻ
                       ,                  
              7    6         4    3    2    1    0  
Ķ
          ⠭   0    0    0    0    h    V    r1   r0 
                      0    0    0    1    h    V    r1   r0 
                        0    0    1    u    h    V    r1   r0 
           ।       0    1    0    u    h    V    r1   r0 
                   0    1    1    u    h    V    r1   r0 
Ķ
          ⥭ ᥪ   1    0    0    m    s    E    C    0  
           ᥪ   1    0    1    m    s    E    C    a0 
Ķ
          ⥭     1    1    0    0    0    E    0    0  
          ⥭ ஦   1    1    1    0    0    E    0    0  
           ஦   1    1    1    1    0    E    0    0  
Ķ
          ਭ㤨⥫쭮   1    1    0    1    J3   J2   J3   J0 
          뢠                                             
ͼ
                                              


  7.1.2.    ࢮ ⨯ 砥 ।⢥  
 7  4    ਧ   3  0 .

     ਧ ᮮ⢥⢥ :

       h -  㧪  (  h=0   㦠;
                                   h=1  ⠭   );

       V - , ।騩 室 ஢ન  
                                (  V=0    ஢;
                                   V=1 ஢  ஦, 
                                  ன 室  );

       r1,r0 - , ।騥 ᪮ ६饭 . ᨬ    ____
               ᪮ ६饭    r1,r0   ﭨ ᨣ TEST
               ਢ  ⠡.8.
                                                             8
         |---------------------------------------------------------------|
         |  ____  |      |      |      ६ ६饭  蠣 ()     |
         |  TEST  |  r1  |  r0  |----------------------------------------|
         |        |      |      |    CLC = 1     |     CLC = 2     |
         |---------------------------------------------------------------|
         |   1    |   0  |   0  |         6       |          3       |
         |   1    |   0  |   1  |        12       |          6       |
         |   1    |   1  |   0  |        20       |         10       |
         |   1    |   1  |   1  |        30       |         15       |
         |   0    |   -  |   -  |       400      |        200      |
         |---------------------------------------------------------------|


       u - , ।訩 ﭨ .  ६饭 
                                (  u=0 ﭨ .  ;
                                   u=1   蠣  .
                                      ).

   "⠭" ᯥ稢 室   㫥 ஦ .
  室  㫥 ஦ ⢥ত ﭨ 室 ᨣ TR00
 㯠  . ᫨ ᨣ TR00 = 0,  砥,  
室  室 ﭨ. ᫨ ᨣ TR00 = 1 ப஫ -
   255 蠣 ᮢ STEP. ᫨ ᫥ 樨 255 -
ᮢ ⠭  ஢ ᨣ TR00,    ﭨ
"訡 ᪠"  . 뢠 .  "⠭"
⮬᪨ 믮 ᫥  ᨣ CLR  室 19 奬.
   "" ।,  ॣ ஦ ᮤন ଠ
 ⥪饬  ஦,  ॣ .D - ॡ㥬 ஦. ६饭
 믮   ,  ᮤন .D ࠢ  ᮤন
.D.  믮  v=1.

   "" ᯥ稢 뤠   ६饭    蠣.
  ࠢ ६饭, .. ᨣ DIRC  ⮬  .
   " ।"  " " ᮮ⢥⢥ ᯥ稢 뤠
ᨣ DIRC (ࠢ ६饭) ᮪   ஢,  
। ६饭   業   業 . ਧ u,h,v,r0,r1
  । ⢨, ᠭ .

  7.1.3.   ண ⨯ ᯥ稢 ।⢥ 뢠
ଠ樨       . ।    室
 ॣ . ⠭  ॡ㥬 ᥪ.
  ଠ ᥪ   .5.   ࠬ஢, 㪠  -
, ।⠢   .  ᥪ   㪠  
  ᮮ⢥⢨  ⠡.9

                                                    ⠡.9
----------------------------------------------------------------------
|  ᥪ |         ᫮   ᥪ                       |
|--------------------------------------------------------------------|
|      00       |                   128                              |
|      01       |                   256                              |
|      02       |                   512                              |
|      03       |                  1024                              |
|--------------------------------------------------------------------|

    ண ⨯ । 믮 ᫥ 権:
      - 뤥 ᭮ , 㪠 ᭮ ᭮ ⪮ ();
      - ࠢ  ஦  ᮤন .D. ᫨   ᮢ,
          稭 ᭮;
      - 롮  ࠢ  ஭ ᪠;
      - ࠢ  ᥪ  ᮤন ..;
      -   ᥪ  ஫    ᯮ짮 
        ⥭   ଠ樨;
      - ᫥    ࢮ  ண  ७ ஬.
        ᫨  ᮢ     ᨢ, ࠧ蠥 믮
        ᫥饩 .  ⨢ 砥  .. 뤠 ᨣ
        "訡 ".

                            

--------------------------------------------------------------------------
|  1   |  |    |    |    |    | 1 | 2 |
|        |     | ஦ | ஭ | ᥪ | ᥪ |     |     |------>
|-------------------------------------------------------------------------
          \____________  ᭠  _______________________/


----------|---------------------------------------------------
--------> |  2   |  |     | 1 | 2 | 
----------|---------------------------------------------------
            \_____________   _____________/


    - ஡
   - ᭠ ᭠ ⪠
   - ᭠ ⪠ 
                            .5

   ண ⨯ ।⠢    3  5 ,  ਧ
  4  0  (⠡.16).

                                                      16
--------------------------------------------------------------------------
|  7  |  6  |  5  |  4  |  3  |  2  |  1  |  0  |                 |
|------------------------------------------------------------------------|
|  1  |  0  |  0  |  m  |  s  |  E  |  C  |  0  |    ⥭ ᥪ      |
|------------------------------------------------------------------------|
|  1  |  0  |  1  |  m  |  s  |  E  |  C  |  a0 |     ᥪ      |
|------------------------------------------------------------------------|

  ਧ ᮮ⢥⢥ :
    m - , 㪠뢠騩  饭   ᥪ (m=0)
           (m=1).  m=0 ᫥ 뢠/ 
        ᥪ ࠡ ४頥.  m=1 ᫥ 砭 ࠡ 
         ᥪ஬  .. ਡ   த
        ࠡ⪠ ᫥饣 ᥪ.   த  
        ,   㤥 ࠡ⠭ ᠬ ᫥ ᥪ  
        ஦;
    s - , ।騩  ஭ ᪠ (0  1);
    E - , 㪠뢠騩  室 প த⥫쭮 15
        । 뤠祩 ᨣ HLD ᫥  ᨣ HRDY ( E=0
        প  ⢫);
    C - , 㪠뢠騩  室 ஢ન  ஭ ᪠
          䨪樨 ᭮  ( C=0  ஭
        ᪠  ஢);
   a0 - , ᯮ㥬  롮     ⮢
        ᭮ ⪨  ()     .  a0=1
        뢠  F8, 㪠뢠騩,    ;
         a0=0 뢠  FB, 㪠뢠騩,   
        ࠭.

  ஫  ।⠢        横᪠
㬬 :

                      15    12    5
                 A = X   + X   + X  + 1

   "⥭ ᥪ" 믮,  ஢  ஦,
 ஭,  ᥪ  . ᭠ ⪠    -
 १ 30   ୮  १ 43    ⭮
᫥ ஫  ᭮ . ᫨   , ࠡ뢠-
 ᨣ "ᨢ ⥭  ",  뤠  .. ᫥
宦 ᭮ ⪨      .  ।-
  .D.   ᮯ஢ ᨣ DRQ (" ").
  .D   ⠭  ਥ ᫥饣 . ᫨ ।騩 
 ⠭, 뢠 ᫥騩,   .. 뢠 ਧ "
".
    뢠 ᨢ    ᮢ  㥬 
奬. ᫨   ᮢ, ⠢  "訡 "  . 
४頥 믮    m=1.

   " ᥪ" 믮   "⥭ ᥪ" 
  ᭮ ᨢ, ।  ஦, ஭ ᪠,
஭ ᥪ  ᫥ .
   DRQ (" ") , 訢   ,
   ᠭ  . ⥬ ப஫  11 
 ୮ ⭮ ( 22  )  ᯥ祭 ஡ 
᭮   묨 (2).   宦 11  (22 )
᫨   ᨣ DRQ 㦥   ᠭ  .D, 뤠
஡  WSTB    㫥  ୮ (12   )
⭮ 뢠  .

   ᮮ⢥  2,  ⥬ 뢠 .   
  FB ( ࠭)  F8 ( ࠭)   ᮮ⢥⢨ 
 a0.
   뢠  .   뢠  .D, ।
 .  ⥬  .  DRQ ࠡ뢠     ᫥-
騩  . ᫨ DRQ  㦥, ࠡ뢠 ᨣ "
"  拉 S1 .,   ᪥ 뢠  㫥. ᫥ -
  뢠     , 㥬 ப஫஬,
⥬   FF,  ⠭  ஢ ᨣ WSTB.

  7.1.4.   쥣 ⨯ ।祭  ᪠ ଠ樨  ᪥
  ଠ樨 (ଠ஢ ᪠).   ᮤন 
 ਧ, ।饣 室 প 15   ᨣ HRDY
 HLD,    믮  ண ⨯.

   "⥭ " 믮  㧪  (HLD=1)    -
 "" 뢠 . ᫥⥫쭮 뢠  
᭮ ,  ,  ।   ( 設 )  ᮯ-
 ᨣ DRQ. 뢠   ।  , ப஫ -
   ᫨   ᮢ, 뤠  ﭨ "訡 "  -
 ⥭.  믮 ⮩  ᮤন .D 뫠
 .  .
   砭 믮   ᨣ JNTRQ   뢠
 ﭨ "".

   "⥭ ஦" ᯥ稢 ⥭ ᥩ ଠ樨,  -
 ᨢ, ஫ , ஡  ᨢ   ।   .
    ⥭  뤠 ᨣ "஡ ⥭"   믮 ஢-
 ஫ ,   ᯮ짮    -
᪨ 楤.

   " ஦" ०祭  ࠧ⪨ ᪠. ଠ  
 ⮩ 楤  ᮤঠ  ஡   ⪨. 
᫥⥫쭮 ,   . 뢠. ᫨ 
 F5 - FE,      ⪨ . ஫
    । ⮢ F8 - FE  .D  .  ०
    F5  ० .    F7   
뢠  ⠬.  ࠧ  F5 - FE   뢠
   ஡     ᨢ.

  7.1.5.   ⢥⮣ ⨯ "ਭ㤨⥫쭮 뢠"  
襭 - 믮塞 .  ⫨稨  㣨  
  ᠭ  .   .
  , ᯮ   । ﭨ  ⮢
I0 - I3.
  ᫨  I0 - I3  ﭨ "0", ४頥 믮 ⥪饩
  ᨣ JNTRQ  ࠡ뢠.
   I0 = 1 뢠 믮 ᫥ 室 ᨣ CPRDY  
஢  ᮪.
   I1 = 1 뢠 믮  室 ᨣ CPRDY  ᮪
஢  .                                                   __
   I2 = 1 뢠 믮  室 ᭮  IP.
   I3 = 1 뢠 믮 .
  ᫥ 믮  ᫮ ࠡ뢠 ᨣ JNTRQ.

  7.2.  ᠭ ⬠ ࠡ 奬

  7.2.1. 饥 㪠
  7.2.1.1.   ᮮ⢥⢨  ᫮ ࠧ    ⨯ -
 ࠡ 奬   ୮ 奬   ⤥ ⥩
(.6,7,8,9,10).   ୮ 奬 । 冷 -
 ᮮ⢥饣 ⨯ .
__ 室 ﭨ ப஫ ⠭ ᫥ 室 ᨣ
CLR.  ⮬ ﭨ  ⮢ ਭ   ⨯.

  7.2.2    ᯮ  ࢮ ⨯.
  7.2.2.1.    ᯮ  ࢮ ⨯ ⢫  浪,
  .6. ᫥ ⠭   뢮 0  1 
 0 = 0  1 = 0 ( 1)   -   "⠭",
"", "", " ।", " " 뢠  3  4 .,
⠭  "", ⠭   ﭨ ᨣ DRQ
 INTRQ ( 2). ᫨  h = 1 ( 㦥,  3), 뤠 ᨣ
㧪  HLD ( 4).  砥 h = 0 (  㦥) ᨣ HLD
( 3 ') 室  ﭨ  ஢.


     Ŀ
                                                             
                                    
                                  
     


                          室
                        --------
                           |<------------|
                           |   1         |
                                  |
                        ࢮ --> --|
                         ⨯
                           | 
                           V          2
                    ⠭ ""
                      DRQ,INTRQ
                           |
                           V    3                3'
                         h = ? ---> h=1 --> HLD=0
                           | h=0             |
                           V   4             |
                         HLD=1               |
                           |                 |
                           |<----------------|
                           |
                           V       5              5'
                    " । ?" -----> DIRC=1 -->-|
                           |                           |
                           |                        |
                           |                           |
                           V       6              6'   |
                    "  ?" -- ---> DIRC=0 -->-|
                           |                           |
                           |                        |
                           |                           |
                           V    7                      |
                        " ?" ---- ------------->--|
                           |                           |
                           |                        |
                           |                           V    7'
                           V    8                   "u = ?" --- u=1-->-|
                       " ?"---->-|              |               |
                           |            |              |u=0            |
                           |         |              |               |
                           V    9       |              |               |
                       FF -->      |              V               V
                           |            |              |               |
                           |            |             *C              *B
                           V    10      |
                       00 -->      |
                           |            |
                           |<-----------|
                           V



                          *A
                           |
 |----------------------->-|
 |                         |
 |                         V       11
 |                     D -->  
 |                         |
 |                         |
 |                         V       12
 |                      =   ? -----------------------------|
 |                         |                                           |
 |                         |                                        |
 |                         |                                           |
 |                         V      13                                   |
 |                      > N -----------|                     |
 |                         |                     |                     |
 |                         |                  |                     |
 |                         |                     |                     |
 |                         V   14                V   14'               |
 |                       DIRC=0                DIRC=1                  |
 |                         |                     |                     |
 |     *B---------------->-|-<-------------------|                     |
 |                         |                                           |
 |                         V   15    DIRC=1                            |
 |                       DIRC=? -----------------|                     |
 |                         |                     |                     |
 |                         |DIRC=0               |                     |
 |                         |                     |                     |
 |                         V         16          V         16'         |
 |                    -1 ---->        +1 ----->              |
 |                         |                     |                     |
 |     *C---------------->-|-<-------------------|                     |
 |                         |                                           |
 |                         V  17                                       |
 |                     -TR00=0                        17'             |
 |                      DIRC=0  -------->- 0     ------------>-|
 |                         |                                           |
 |                         |                                        |
 |                         |                                           |
 |                         V      18                                   |
 |                    뤠                                        |
 |                  蠣                                     |
 |                         |                                           |
 |                         V        19                                 |
 |                     t<===> R0,R1                                   |
 |                         |                                           |
 |                         V        20                                 |
 |                      :                                       |
 |-<---------------  ""                                          |
                        " ।"                                   |
                        " "                                    |
                            |                                          |
                            |--<-------------------------------------|
                            |
                            V


                           *D
                            |
                            V   21                             22'
                          v = ? ---- v=0------- ⠭ INTRQ
                            |                    ""
                            |v=1
                            |
                            V  22
                          HLD=1
                            |
                            |-<-----------|
                            |             |
                            V      23  >0 |
                         t = 15  ------|
                            |
                            |-<-----------|
                            |             |
                            V   24   =0   |
                        HRDY = ? ---------|
                            |
 |------------------------>-|=1
 |                          |
 |                          V  25                            26'
 |                         9  -------->- ⠭ INRQ
 |                          |
 |                          |
 |                          |
 |                          V  26
 |-<------------------- 
 |                          |
 |                          |
 |                          |
 |                          V                   27
 |-<------------ N ->   = N   ?
 |                          |
 |                          |
 |                          |
 |                        V      28
 |-<--⠭ <----- 訡   ?
     "訡 "            |
                            |
                            |
                            V         29
                      "訡 "
                            |
                            V        30
                     ⠭ INTRQ
                      ""










       Ŀ
                                     
                                   
                                                              
       

                          室
                        --------
                           |<------------|
                           |   1         |
                                  |
                        ࢮ --> --|
                         ⨯
                           | 
                           V          2
                    ⠭ ""
                    c DRQ,INTRQ
                           |
                           V    3                3'
                         h = ? ---> h=1 --> HLD=0
                           | h=0             |
                           V   4             |
                         HLD=1               |
                           |                 |
                           |<----------------|
                           |
                           V       5              5'
                    " । ?" -----> DIRC=1 -->-|
                           |                           |
                           |                        |
                           |                           |
                           V       6              6'   |
                    "  ?" -- ---> DIRC=0 -->-|
                           |                           |
                           |                        |
                           |                           |
                           V    7                      |
                        " ?" ---- ------------->--|
                           |                           |
                           |                        |
                           |                           V    7'
                           V    8                   "u = ?" --- u=1-->-|
                       " ?"---->-|              |               |
                           |            |              |u=0            |
                           |         |              |               |
                           V    9       |              |               |
                       FF -->      |              |               |
                           |            |              V               V
                           |            |             *C              *B
                           V    10      |
                       00 -->      |
                           |            |
                           |<-----------|
                           V


                          *A
                           |
 |----------------------->-|
 |                         |
 |                         V       11
 |                     D -->  
 |                         |
 |                         |
 |                         V       12
 |                      =   ? -----------------------------|
 |                         |                                           |
 |                         |                                        |
 |                         |                                           |
 |                         V      13                                   |
 |                      > N -----------|                     |
 |                         |                     |                     |
 |                         |                  |                     |
 |                         |                     |                     |
 |                         V   14                V   14'               |
 |                       DIRC=0                DIRC=1                  |
 |                         |                     |                     |
 |     *B---------------->-|-<-------------------|                     |
 |                         |                                           |
 |                         V   15    DIRC=1                            |
 |                       DIRC=? -----------------|                     |
 |                         |                     |                     |
 |                         |DIRC=0               |                     |
 |                         |                     |                     |
 |                         V         16          V         16'         |
 |                    -1 ---->        +1 ----->              |
 |                         |                     |                     |
 |     *C---------------->-|-<-------------------|                     |
 |                         |                                           |
 |                         V  17                                       |
 |                     -TR00=0                        17'             |
 |                      DIRC=0  -------->- 0     ------------>-|
 |                         |                                           |
 |                         |                                        |
 |                         |                                           |
 |                         V      18                                   |
 |                    뤠                                        |
 |                  蠣                                     |
 |                         |                                           |
 |                         V        19                                 |
 |                     t<===> R0,R1                                   |
 |                         |                                           |
 |                         V        20                                 |
 |                      :                                       |
 |-<---------------  ""                                          |
                        " ।"                                   |
                        " "                                    |
                            |                                          |
                            |--<-------------------------------------|
                            |
                            V


                           *D
                            |
                            V   21                             22'
                          v = ? ---- v=0------- ⠭ INTRQ
                            |                    ""
                            |v=1
                            |
                            V  22
                          HLD=1
                            |
                            |-<-----------|
                            |             |
                            V      23  >0 |
                         t = 15  ------|
                            |
                            |-<-----------|
                            |             |
                            V   24   =0   |
                        HRDY = ? ---------|
                            |
 |------------------------>-|=1
 |                          |
 |                          V  25                            26'
 |                         9  -------->- ⠭ INRQ
 |                          |
 |                          |
 |                          |
 |                          V  26
 |-<------------------- 
 |                          |
 |                          |
 |                          |
 |                          V                   27
 |-<------------ N ->   = N   ?
 |                          |
 |                          |
 |                          |
 |                        V      28
 |-<--⠭ <----- 訡   ?
     "訡 "            |
                            |
                            |
                            V         29
                      "訡 "
                            |
                            V        30
                     ⠭ INTRQ
                      ""



                 .6



  7.2.2.2.   㯫  " ।" ( 5) ⠭
ࠢ 蠣 (DIRC = 1,  5').᫨  ⮬  u = 1 (㢥祭
 ஦,  7'),  ᮤ .D 㢥稢  
( 18'). ⥬   蠣 ( 13),  ᯥ稢 প
 ᮮ⢥⢨  ⠭  (r0,r1)  뢯  -
    2 - 뢠   ᪮     ;
⥫ ( 10). ᫨  v =0 (   ஢,  21), -
 ᮪ ஢ ᨣ " 뢠" (JNTRQ =1),  
""  . ( 23') 뢠 . ᫨  v = 1 (஢-
  ), ப஫ 㦠  (HLD = 1,  22)  ,
  ६ প 15  ( 23), ⥬   ⠭
ᨣ HRDY = 1.

  7.2.2.3.  ᫥ 室 ᮪ ஢ ᨣ HRDY ஫ 
ᨣ -IP    室 稭  ॡ㥬 ᭮  
ଠ樨, 뢠  ᪠.  ⮬, ᫨ ᭠   -
  뢠 訡 , ஫ 頥   35  -
 뢠  ஬   (ன ᨣ -IP). ᫨ ᭠
  ⠭ ୮  8 ⮢ ᪠,  ᫥ 室 ⮣ 
  -IP 믮 뢠    ﭨ "訡 ᪠"
뢠 1 ( 26'). ᫥ 室 -IP ( 25), ப஫
᪨   ( 26)  㦨 , ࠢ ᮤন
.D  ଠ樥, ᠭ  ᭮ ᨢ ( 27).   -
ᮮ⢨ ப஫   室 ᫥饣  -IP 
 .  ᮮ⢥⢨  ᮤন .D  묨 -
 ᨢ ப஫ ஢   訡  ( 22). ᫨
訡 ,  .   "訡 " ( 29') 뢠 
  .
  ᫨ 뢠   ࢮ  ୮ 뢠  㤥,  .
  "訡 " ( 29) ந  .  ⮬ 砥  譥
設 ⠭ ᮪ ஢ ᨣ " 뢠",   .
  "" ( 38) 뢠 .

  7.2.2.4.  ୥   7'  ᬮਬ 砩,   u=0 ( 㢥-
祭 ஦   蠣).  ⮬ 砥 믮 室   17.
    믮 ⠪ ,  ᪠  .7.2.2.2.

  7.2.2.5.  ᫨  設    " " ( 6), ᨣ
DIRC ⠭  ﭨ  ஢ ( 6'). ᫨  u=1
( 7'),  ᮤন .D 㬥蠥   ( 16).  -
   㫥 ஦ (-TR00=0,  17)  .D 뢠 㫨
( 17'). ᫥ ⮣ 믮 室   21  ப஫ ࠡ-
⠥ ᮣ᭮ , ᠭ  .7.2.2.2.

  7.2.2.6.   믮  "" ( 7) ﭨ 室 ᨣ
DIRC, ।饣 ࠢ 蠣  , ⠥  . ᫨
 u=1 ( 7'), ᨣ DIRC=0  ᨣ -TR00=0 ( 17),  .D -
 㫨 ( 17'). ᫥ ⮣ ⢫ 室   21,  -
 믮  ᮮ⢥⢨  ⬮, ᠭ  .7.2.2.2. ᫨ 
u=1 ( 7'),  ᨣ DIRC  ࠢ   ᨣ -TR00  ࠢ 
( 17),  뤠  蠣 ( 18), ⥬ ⢫ প 
ᮮ⢥⢨  祭ﬨ r1  r0 ( 19), ਢ묨  ⠡.14. 
ࠧ ᭮ ⢫ 室   21,   믮  ᮮ-
⢨  ⬮, ਢ  .7.2.2.2.

  7.2.2.7.  ᫥  ன ଠ樨  .D  .D  ᫮,
  設  㯨  "" ( 8),   .D ।-
  .C ( 11),  ப஫ ந ࠢ ᮤন
.D  . ( 12). ᫨ ᮤন  ॣ஢ ᮢ, -
⢫ 室   21, ⥬ ணࠬ 믮 ᮣ᭮ -
, ਢ  .7.2.2.2. ᫨  ᮤন  ॣ஢  ᮢ
   :

           - . > .D;
           - . < .D     ( 13).
   ࢮ 砥 ⠭ ᮪ ஢ ᨣ DIRC ( 14').
   DIRC = 1 ( 15) ᮤন .D 㢥稢   ( 16').
  ⥬ 뤠  蠣 ( 18), ⢫ প  ᮮ⢥⢨
 祭ﬨ r1  r0 ( 19), ਢ묨  ⠡.14. ᫥ ⮣ 믮-
 室   11,     稭   11  
,  ᮤন .D  ᮢ  ᮤন . ( 12), ⥬
믮 室   21,  ணࠬ 믮 ᮣ᭮ ,
ਢ  .7.2.2.2.
   ஬ 砥 ⠭  ஢ ᨣ DIRC ( 14).
  ন .D 㬥蠥   ( 16).  ⠭   -
 ஦ (-TR00=0,  17)  .D  ﬨ ( 17')  -
 室   21. ᫨   ⠭  㫥 ஦ (-TR00
 ࠢ ), 뤠  蠣 ( 18), ந室 প  ᮮ⢥-
  祭ﬨ r1  r0 ( 19), ਢ묨  ⠡ 14. ᫥ ⮣
 믮 室   11,       ,
 ᮤন . ࠢ  ᮤন .D, ᫥ 祣 ⢫-
 室   21.

  7.2.2.8.   ᫥ 室  "⠭" ( 1), ᫨  h=1
( 3), ⠭ ᮪ ஢ ᨣ "㧪 ⭮ "
(HLD=1,  4). ᫨   h=0 ( 3),  ⠭  ஢
ᨣ HLD ( 3').  .D 뢠  FF ( 9),   . -
뢠 㫨 ( 10). ᫥ ⮣ 믮 室   11.

  7.2.3.    ᯮ  ண ⨯

  7.2.3.1.   ஬ ⨯  ⭮: " ᥪ", "⥭ ᥪ-
". ୠ 奬 ⬠ 믮  ண ⨯  
.7.
  ० 祬   ண ⨯   㧨 .D  .
ॡ㥬묨 ࠬ ᥪ  ஦.






                ୠ 奬 믮 
                        ண ⨯  (.7)
------------------------------------------------------------

                           室
                          ------
                            |
                            |<--------------|
                            V     1         |
                                     |
                       ண ⨯? ----|
                            |
                            |
                            V            2
                      ⠭ "",
                     DRQ,ITRQ, 5,6
                            |
                            |
                            V     3              4'
                        ⮢? ----> INTRQ
                            |
                            |
                            V  4
                          HLD=1
                            |
                            |
                            V 5
                           E=? ---E=0---|
                            |           |
               |----------->|E=1        |
               |            V    6      |
               |--t>0--- t=15       |
                            |           |
                            |t=0       |
               |----------->|<----------|
               |            V  7
               |----=0--- HRDY=?
                            |
                            |HRDY=1
                            V    8                     9'
                        N>43 ? ---> ⠭ TR43
                            |                  |
                            |               |
                            V     9            |
                         TR43             |
                            |                  |
           *4 ------------->|<-----------------|
                            V   10
                        ?-->"⥭"----|
                            |                  |
                            |""          |
              11'           V    11            |
    INTRQ WPRT <----- ⠭              |
                          WPRT                 |
                            |                  |
                            |               |
                            |<-----------------|
                            V


                           *1
|-------------------------->|
|                           V    12                              13'
|                    5    -------> INTRQ, ⠭
|                      ᮢ ?              "  "
|                           |
|                           |
|                           V  13
|<--------------------- ?
|                           |
|                           |
|                           V          14
|<----------------- N=N  ?
|                         D*NAM
|                           |
|                           |
|                           V           15
|<---------------- Nᥪ=Nᥪ  ?
|                           |
|                           |
|                           V           16
|<---------------- N=N  ?
|                           |
|                           |
|                           V               17
|                      D         (  ᥪ)
|                           |
|            19'            V    18
|<--   --<---- 訡 
    "訡 "             |
                            |
                            V     19
                          
                            |
                            V     20


                          ? ---""----> *3 ---------------|
                            |                                         |
                            |"⥭"                                 |
                            V                                         |
                            *2  21                                    |
                            ? ---------> *1                     |
                            |                                         |
                            |                                     |
                            V           22                            |
                        "1"->  (5)                             |
                            |                                         |
           |--------------->|                                         |
           |                V      23                                 |
           |----- RAWR ->                                     |
                            |                                         |
|-------------------------->|                                       |
|                           V  24                                     |
|                         DRQ=1                                       |
|                           |                                         |
|          |--------------->|                                         |
|          |                V      25                                 |
|          |----- RAWR ->                                     |
|                           |                                         |
|                           |                                       |
|                           V                          27'            |
|                         D ->  ----> ⠭  ------|       |
|                           |                "    |       |
|                           |                               |       |
|                           V     27                          |       |
|<------------------   <---------------------------|       |
                          ?                                    |
                            |                                         |
                            |                                       |
                 29'        V      28                                 |
⠭ INTRQ<----- 訡  ?                                   |
訡                    |                                         |
 ""              |                                      |
               |---*5------>|                                         |
               |            V  29                              30'    |
               |           =? --=0----------> ⠭ INTRQ       |
               |            |                    ""        |
               |            |=1                                      |
               |            V     30                                  |
               |        +1                                      |
               |            |                                         |
               |            V                                         |
               |           *4                                         |
               |                                                      |
               |                                                     *3    31
               |                                                 t=2 
               |                                                      |
               |                                                      V  32
               |                                                    DRQ=1
               |                                                      |
               |                                                      V   33
               |                                                 t=8 
               |                                                      |
               |                                       35'            V
               |                        ⠭ INTRQ <-----  ->  D
               |                                          |
               |                         ""                |
               |                                                      V   35
               |                                                 t=1 
               |                                                      |
               |                                                      V
               |                               |---------  =0<---  -DDEN=?
               |                               |                      |
               |                               |                      |-DDEN=1
               |                               V     37               V    37'
               |                             11                WSTB=1
               |                               |                    6 
               |                               |                      |
               |                               V  38                  V     39
               |                            WSTB=1 -----------> FF v FB -> 
               |                             12                  |
               |                      43                              |
           |--------------->   --------------------------->|
           |   |             ᠭ ?                               V     40
           |   |                 |                               D ->  
           |   |                 |                                DRQ=1
           |   |                 V    44                              |
           |   |                                              V     41
           |   |                 |                                -> 
           |   |                 V     45                             |
           |   |             FF ->               43'              V     42
           |   |                 |              <------  - >  D
           |   |                 V  46         1            DRQ=0
           |   |               WSTB=0             |                   |
           |   |                 |                |                   |
           |   ---------*5<------|                |                   |
           |                                      |                   |
           |                                      V                   V
           ---------------------------------------|<------------------|


  7.2.3.2.   設      ண ⨯ ( 1). -
    .   ""  , ⠭
 ஢ ᨣ DRQ (" ")  ᨣ JNTRQ (" 뢠-
",  2). ᫨  믮 ᫮ ⮢  ( 3),  -
 ᮪ ஢ ᨣ JNTRQ   .   "" ( 4')
뢠 . ᫨  ⮢  ࠡ ( 3),  ⠭ -
 ஢ ᨣ HLD. ᫨  =1 (ॡ প 15   ᨣ-
 HLD  HRDY ( 5), ப஫  祭 ६ প
( 6)  ⮢    (HRDY=1,  7).
  ᫨    =0 ( 5),   㦠,  ᨣ HRDY 롨ࠥ-
  প ( 7).
  ᫨  ஦, ᠭ  .D  43 ( 8),  ᨣ TR43
⠭  ﭨ  ஢ ( 9'). ᫨   ஦ 
.D  43 ( 8),  ⠭ ᮪ ஢ ᨣ TR43.
    " ᥪ" ( 10), ᫨  室 WPRT (뢮 36) -
ﭨ  ஢ ( 11)  ᨣ " 뢠" (JNTRQ),
 .   "" 뢠     " " ( 12')
뢠 .

  7.2.3.3.  ᫨  室 WPRT ﭨ ᮪ ஢ ( 11)  
設  뫠   "⥭ ᥪ" ( 10),  ப஫
 ଠ  宦  室 -IP  ᮢ ( 12).
   砥 宦  ᮢ ᨣ JNTRQ 室  ﭨ -
 ஢,  .   "  " 뢠    
"" ( 13') 뢠 . ᫥ 室  -IP ப-
஫ ⢫  ᭮ ⪨ ( 13). ᫨ ⪠  , -
 室   12. ᫨ ⪠  ( 13),  ஦ 
ॣ ஦ .D ࠢ  ஬  ᨢ  
( 14), ᫥ 祣  ᥪ ⮣ ᨢ ࠢ  ᮤন
. ( 15). ᫨  ஦ ᥪ ᨢ    ᮢ-
  ᮤন ॣ஢, ப஫ த 뢠  
஦  ᥪ  ᫥  .
  騩 ⠯ 믮  - ࠢ  ஭  ᨢ -
  ( 16). ᫨  ஭  ७, ப஫ 믮-
 室   12   த.   ஭ ।,
뢠     ᥪ ( 17). ᫨   ᨢ -
  ࠢ ( 18),    "訡 "  . -
  ( 19')  ப஫ 믮 室   12. ᫨
訡   ,  "訡 "  . 頥  室 ﭨ
( 19),  ᨢ   㤥  뢠 ( 20), 
뢠  ᨬ   .

  7.2.3.4.  ᫨   "⥭ ᥪ", ப஫ 
  ᨢ   ஦,  ᥪ,  ஭  
   ᪠.  ppp 믮 p室   13'.
  ᫨ ppp p㦨 p  p (21),   pp
5 . 頥 ᮮ⢥騩 ᭮ ⪥   0 (22) 
࠭ ଠ樨   ࠭. ⥬ ப஫ , 
㤥 ᮡ࠭    . ( 23)   ᨣ DRQ ("
"  24). ப஫ ᭮  ,  㤥 ᮡ࠭ ᫥騩
  . ( 25). ᫨ .D  ⠭,   . C   "
" ( 27') 뢠 . ᫨    ᮡ࠭  .,
 ப஫ த ࠡ   25. ᫨   ᮡ࠭
( 27), ஢ . ᫨ ᫥   ᮢ    ᨢ
  ( 23),  ᨣ 뢠 (INTRQ=1),   
  "" 뢠 㫨    "訡 " ( 29') 뢠
. ᫨  ࠢ, 쭥襥 믮  । -
  m (⭠  ᥪ) . ᫨  m=0 ( 29), -
 ᨣ 뢠 (INTRQ=1)    ""    뢠 .
( 30). ᫨  m=1 ( 29)  ᮤন   ਡ 
( 30)  ப஫ த ࠡ   10.


  7.2.3.5.  稭   20,  " ᥪ" 㤥 믮
, 祬  "⥭ ᥪ". ᫥ প ( ६ ,
 31)  ᨣ DRQ ( 32). ⥬  ந室 প
( ६ ,  33). ᫨  D  㦥 ( 34), 
ᨣ INRQ,   "" 뢠 㫨    " " ( 35')
뢠 . ᫨  D 㦥 (DRQ=0,  34),  믮 -
প ( ६ ,  35). ᫨ ப஫ ࠡ⠥  ०
୮ ⭮ (-DDEN=1, 36),  ஡ (WSTB=1) 
뢠   㫥 ( 37'). ⥬ 뢠  ᭮
⪨  ᮮ⢥⢨  ਧ 0    ( 39). ᫨ ᨣ
-DDEN=0 ( ⭮,  36), ந室 প 11  ( 37),
 ஡  (WSTB=1)  뢠 12  㫥 ( 38).

  ᫥ ⮣ ப஫ 뢠  ᭮ ⪨ ᮣ᭮ 0
( 39).    D ।   ,   
(DRQ=1,  40). ⥬  䢠   ( 41). ᫨  D 
㦥 ( 42),  뢠  㫥       "
" ( 43) 뢠 .  ଠ樨 த 
 ,      뢥    ᮮ⢥⢨  ॡ-
  ᥪ ( 43), ᫥ 祣 뢠  ( 44), 
 FF ( 45)  ⪫砥 ஡  (WSTB=0,  46). 믮
 த   29.



    7.2.4.    믮  쥣 ⨯

    7.2.4.1   쥬 ⨯  ⭮:
    - " ஦"
    - "⥭ ஦"
    - "⥭ ".
  ୠ 奬 ⬠ 믮  쥣 ⨯ 
 . 8,9,10.

    7.2.4.2.  ᫥   " ஦ ( 1)   ""
뢠     ﭨ 2,3,4,5,6 ⠪ 뢠 㫨.
  ᫨  믮 ᫮ ⮢  ( 3),  ᨣ
(INTRQ=1),   ﭨ ""( 4) 뢠 . ᫨ 
⮢ ( 3), ⠭ ᮪ ஢ ᨣ 㧪 (HLD=1,
 4). ᫨  =1 (ॡ প 15   ᨣ HLD  HRDY,
 5) ப஫    ६ প ( 6). ᫨
 =0 (প ,  5), ப஫  ⠭ ᮪
஢ ᨣ ⮢  (HRDY=1,  7). ᫥ ⠭ ᮪ ஢
ᨣ HRDY । ᨣ TR43  ᮮ⢥⢨  ஬ ஦ 
 D ( 8). ᫨ ᨣ   -WPRT=0 ( 9), 
ᨣ INTRQ    ""    ( 10) 뢠 㫨.
  ᫨ ᨣ -WPRT=1, ⠭ ᮪ ஢ ᨣ DRQ ("
",  10)  믮 প   㦨 (  ஡-
,  11).  । ஭ ࢮ 砥 ᭮ 
( 13) 稭   த  ᫥饣 . ᫨  D
  㦥,  稢, ᯥ稢 ﭨ " ", 
 ﭨ " "     뢠
( 13'). ᫨   D  㦥 ६,    ⮣ ॣ
।    ( 14)  ୮ ⠭ ᮪ ஢
ᨣ " " (DRQ=1, 15).
   ࠢ,   ᫥⥫쭮     D,  -
뢠 ( 27  20). , ᫨ ப஫ 㦨   D
 F5 - FE,     ⪨  ࠢ ஢ 
 .








                    奬 믮  쥣 ⨯
                              " ஦"  (.8)
      ------------------------------------------------------------------------

                                 室
                               ---------
                                   |
                                   |<-----------|
                                   V   1        |
                                ?------|
                                   |
                                   |
                                   V         2
                           ⠭ ""
                           DRQ.  4,5,2,3,6
                                   |
                                   V     3               4'
                               ⮢?------> INTRQ
                                   |
                                   |
                                   V  4
                                 HLD=1
                                   |
                                   V 5
                                  E=?---->E=0--------|
                                   |                 |
                               E=1 |<-----------|    |
                                   V    6       |    |
                               t = 15-->--|    |
                                   |                 V
                                 |<----------------|
                                   V   7             ^
                                 HRDY=?-->HRDY=0-----|
                                   |
                                   |HRDY=1
                                   V  8
                                TR43=1
                                   |
                                   V  9                             10'
                               -WPRT=?--> -WPRT=0---> ⠭ INTRQ
                                   |                  ""
                                   |-WPRT=1           
                                   V  10
                                 DRQ=1
                                   |
                                   V        11
                                t = 3 
                                   |
                                   V        12                          13'
                             DRQ  㦥 ? ----->-- ⠭ INTRQ
                                   |                     " "
                    |------------->|
                    |              V  13
                    |<------  -IP=?
                                   |
       |---------- *------------->|
       |                           V          14
       |                         D ->  
       |                           |
       |                           V  15
       |                         DRQ=1
       |                           |
       |                           V
       |                          *B
       |                           |
       |                           V   16
       |     |--- -DDEN=0()-<-DDEN=?
       |     |                     |
       |     |                     |-DDEN=1()
       |     |                     V     17                          18'
       |     |                 =F7 ?----->  2   ---->|
       |     |                     |                   CLK=FF              |
       |     |                     |                                    |
       |     |                     V     18                        19'     |
       |     |                 =FC ?-----> FC --> WD  CLK=D7 ------>|
       |     |                     |                                       |
       |     |                     |                                    |
       |     |                     V    19                       20'       |
       |     |                 =F8, -----> ஢  -------->|
       |     |                  FE  FB         FD,FE  FF --> WD      |
       |     |                     |                CLK=C7                 |
       |     |                     |                                    |
       |     |                     V      20                               |
       |     |                                                 |
       |     |                   CLK=FF                                    |
       |     |                     |                                       V
       |     |                     |<--------------------------------------|
       |     |                     V  21              21'                  ^
       |     |                   =? ------> INTRQ                     |
       |     |                     |                                       |
       |     |                     |                                    |
       |     |                     V        22                         23  |
       |-----|----<*--<---- DRQ 㦥?------>"00"--> WD  -->|
             |                                             " " |
             |                                                             |
             |                                                             |
             |---------------------|                                       |
                                   |                                       |
                                   V   24                         25'    |
                                =F5 ? --> A1-->WD    ⮬ ---->|
                                   |             ᨭ஭樨 -     |
                                   |          ஢                  |
                                   V   25                         26'    |
                                =F6 ? --> C2-->WD    ⮬ ---->|
                                   |             ᨭ஭樨             |
                                   |                                    |
                                   V      26                      27'      |
                                =F7 ? -->  2  롮 ------->|
                                   |           ०              |
                                   |                                    |
                                   V          27                           |
                                 -->  --------------------------->|
                                  









     7.2.4.3.   ᫨      D ᠭ  F5 ( 24),   ०
 ⭮ (-DDEN=0, 16) 樠   뢠  1
( 25'). ᫨   F6 ( 25) ,   ⮬ ᨭ஭樨 -
  C2 ( 26'). ᫨      F7, 뢠  
 ( 27').    ᫥  ப஫ 訢 -
  ( 21). ᫨ ⪠ ,  ᨣ " -
뢠"    ﭨ "" ( 22') 뢠 㫨. ᫨ ⪠
 ,   D 㦥 ( 22) ப஫  室  
14. ᫨   D  㦥, 뢠  㫥    " "
( 23) 뢠 . ᫥ ⮣ ப஫  訢
  ( 21).

     7.2.4.4.    "⥭ ஦"  "⥭ " 믮 
᫥⥫쭮, ࠦ  .9,10.
 ᫥ 祭 設     ﭨ "" ( 1) -
 . ᫨  믮 ᫮ ⮢ , 
ᨣ 뢠 (INTRQ=1),   "" ( 3) 뢠 㫨. ᫨
 ⮢,  㦠 (HLD=1, 3). ᫨  =1 ( 4), 믮
প 15  ( 5). ᫨  =0, প , ப஫ ,
 ⠭  ᮪ 省 ᨣ HRDY ( 6). ⥬ ⠭-
 ᮮ⢥騩 ஢ ᨣ TR43 ( 7).





            ୠ 奬 ⬠ 믮 
               쥣 ⨯ "⥭ ஦"  (. 9)
     ----------------------------------------------------------------

                                  室
                                 ------
                                   |
                                   V             1
                              ⠭ ""
                                2,4,5,3,6
                                   |
                                   V      2                  3'
                               ⮢ ? --------> INTRQ
                                   |
                                   |
                                   V  3
                                 HLD=1
                                   |
                                   V  4
                   |---< E=0----- E=?
                   |               |
                   |               |E=1
                   |               V    5
                   |             t=15
                   |               |
                   |-------------->|<-------------|
                                   V  6           |
                                HRDY=? --HRDY=0>--|
                                   |
                                   |HRDY=1
                                   V   7
                                 TR43=1
                                   |
                                   V     8


                                 ? ----> ⥭ --->----------|
                                   |                                       |
                                   |<----------|                           |
                                   V  9        |                           |
                                  IP=?--->--|                           |
                                   |                                       |
               |------------------>|                                   |
               |                   V           10                          |
               |               1  -->                              |
               |                   |                                       |
               |                   V  11                 12'               |
               |                  IP=? --->---- INTRQ                  |
               |                   |                                       |
               |                   |                                    |
               |                   V  12                                   |
               |                 =? ------>--|                      |
               |                   |                |                      |
               |                   |             |                      |
               |                   V             13 |                      |
               |<---------- 8  -->   ?   |                      |
               |                   |                |                      |
               |                 |<---------------|                      |
               |                   V       14                         15'  |
               |                 D -->  ------> ⠭       |
               |                   |                   " "     |
               |                 |<-------------------------|            |
               |                   V        15                             |
               |               -->  D                               |
               |                   |                                       |
               |                   V  16                                   |
               |<--------------- DRQ=1                                     |
                                                                           |
                                                                           |
                                                                           |
                                   |---------------------------------------|
                                   |
                                   |
                                   V



     7.2.4.5.  ᫨  設    "⥭ ஦" ( 8),
뢠 稭  । ஭ ࢮ 祭 ᭮
  த  ᫥饣. ᫥ 뤠 ࢮ ᭮
 ( 9) ਭ      ( 10).
  ᫨  ன   ( 11),  ᨣ
" 뢠" (ITRQ=1),   ""    ( 12') -
 . ᫨  ன   㯨, ப஫ ஢
  ⠭  ᭮ ⪮ ( 13).
  ᫨ ⪠  , ப஫ 訢, ᮡ࠭  ᥬ ⮢
(  13). ᫨   ᮡ࠭,   , 稭   10. ᫨
 ᮡ࠭, ᮤন   ।   D ( 15)  
ᨣ " " ( 16). ⥬  ⥭  稭 
 10. ᫨  D  ⠭ ( 14),   ﭨ " "
( 15') 뢠 .  "⥭ ஦"  ᪮쪨
ࠪ⨪,      ᪨ 楫.
   ६ ⮩   ࠡ뢠 ᨣ "஡ ⥭" (RSTB=0), 
஢ , ஡ 祭  ᨢ .  ஢ ࠢ 
஬ ஭   ६ ⮩  뤥 ᭠ ⪠, ᯥ-
 ᨭ஭ ଠ஢ 뢠 ଠ樨  ⠬.  
⥪ ᭮ ⪨ ᥣ 祭,  ᫨ﭨ    㬠 
⠢ ப஫ ᪠  . ᫨ ᭠ ⪠ 
,    " " 뢠 .
    7.2.4.6.    "⥭ " 믮 ⠪,   
"⥭ ஦". 稭   8  뢯 ⮩  ⫨-
砥 (. .10). ⥭   ந   ⮢ ᪠
 稭  ࢮ ᨣ -IP ( 17).  ந室 ⮣ 
-IP ந室 뢠    ﭨ "" ( 18') 뢠
.  ⥭  ப஫     ᭮ -
ᨢ ( 18). ᫨ ⪠ , ந室      
( 19)  ।    D ( 20). ᫥    -
 ᨣ DRQ ( 21). ᫨    ⠭ ( 22), -
஫  ⥭. ᫨     ᭮  -
⠭ ( 22),  ஦ ।    ( 23)  ப஫
஢ ࠢ쭮  ( 24). ᫨  訡,    "訡 "
 25') 뢠 .   ⮩ 樨  뢠
INTRQ,    ﭨ "" 뢠 .



              ୠ 奬 믮  쥣 ⨯
                          "⥭ " (. 10)

                                 室
                                ------
                  |--------------->|
                  |                V      17                18'
                  |          6   ---->--- INTRQ
                  |             ᮢ?
                  |                |
                  |                |
                  |                V  18
                  |<---------- ?
                                   |
                               |<------------------|
                                   V        19         |
                          1  --->             |
                                   |                   |
                                   V       20          |
                              -->  D            |
                                   |                   |
                                   V     21            |
                            ⠭ DRQ              |
                                   |                   |
                                   V          22       |
                            ⠭ 6  ? --->-|
                                   |
                                   |
                                   V         23
                             N -->  
                                   |
                                   V      24                     25'
                              訡  ? --->--- ⠭
                                   |                    "訡 "
                                   |                         |
                                |<------------------------|
                                   V  25
                                 INTRQ










