



                         ஫ ᪮.





                                                                  

                                                                 

                                                           

                                                            

                                                            

                                                              

                                                                 

                                                                  

                                                              

                                                          







                                   



      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





















