                    MSX - 

                   

 I.        

1.   ॣࠬ ࠢ (R)

    ᯮᮡ    ॣ ࠢ
MSX-VDP ( R#0 - R#46),  뢠 . 

1.1. אַ 

  ᫥⥫쭮 뢥    ॣ   N1.
᪮ ⠭ 冷  ᯮ ﭭ,
᫥  ⥫  饭  MSX-VDP  -
ࠬ ࠡ⪨ 뢠.

 訩   (MSB)  7  6  5  4  3  2  1  0 (LSB)訩 

 N1   D7 D6 D5 D4 D3 D2 D1 D0 
        ன   1  0 R5 R4 R3 R2 R1 R0 N ॣ

1.2. ᢥ 

   ⠭  室 ॣ  ॣ ࠢ-
  R#17 (㪠⥫ ॣ ࠢ),  ᯮ  
, ⥬ 뢮    N3. ᫥ ⠭ -
  ॣ R#17,  ⠭   訩  (
⮨६)  ஫ ⮨६஢.  
R#17     ᢥ 樥. ᫨ ⮨-
६஢ 饭,  ᮤঠ R#17 ⠭ ०.

           MSB   7  6  5  4  3  2  1  0  LSB

 #17     11 0 R5 R4 R3 R2 R1 R0       N ॣa
                  
                 1: ⮨६஢ 饭
                 0: ⮨६஢ ࠧ襭

 N3   D7 D6 D5 D4 D3 D2 D1 D0  
 N3 ன  D7 D6 D5 D4 D3 D2 D1 D0  
             .                                 .
             .                                 .
             .                                 .
 N3 N-     D7 D6 D5 D4 D3 D2 D1 D0  

2.   ॣࠬ 
 
      ⠭   ⨡⮢ ॣ  MSX-
VDP (P#0-#15/9 ) ᫥ ᭠砫 ⠭  ॣ-
   ॣ P#16 (㪠⥫  梥o )
 ᫥⥫쭮 뢥 2   ( 浪) १ 
N2.

                MSB   7  6  5  4  3  2  1  0  LSB
 #16           0  0  0  0 C3 C2 C1 C0     N 
 N2     0 R2 R1 R0  0 B2 B1 B0  
                             
                               ᨭ

 N2 ன    0  0  0  0  0 G2 G1 G0   
                                    
                                     

3.   ॣࠬ ﭨ (S)

    㯠  ॣࠬ ﭨ MSX-VDP (S#0 - S#9) ᭠砫
㦭 ⠭  ॣ  R#15 (㪠⥫ ॣ -
ﭨ)    १  N1.

             MSB       7  6  5  4  3  2  1  0  LSB   

 #15            0  0  0  0 S3 S2 S1 S0     N ॣ 
                                                  ﭨ
 N1 ⥭   D7 D6 D5 D4 D3 D2 D1 D0    

4.    (VRAM)

   VRAM oꥬ 128 ,  ꥬ  64 ,  ⠪
⥫쭠 (ERAM)   祭  MSX-VDP.  -
   砥 ਢ .

                      

Ŀ        1FFFFH
                     
                       
Ĵ        0FFFFH       Ŀ
                                           
                                           
        00000H       
     VRAM                              RAM 
( ᯫ)                     ( ॣ஢ 
                                /뢮 )


                饭  

 ᫥⥫쭮 ⢨  㯠  :

 1.   (VRAM  ERAM) 
 2. ⠭  稪 ( 16 - 14)
 3. ⠭  稪 ( 7  - 0)
 4. ⠭  稪 ( 13 - 8)  ਧ ⥭ 
    
 5.    

 1. 祭  (VRAM  RAM)

     ᮤঠ   R#45 (ॣ 㬥)    
।   饭  ,  室 ८।
6-  ॣ R#45 (  ᮤন ਧ )  ࠧ, 
 㤥  ᫥騩 .

      MSB    7   6   5   4   3   2   1  0  LSB
 #45  0  MXC MXD MXS DIY DIX EQ MAJ ॣ 㬥
                 
                 1: ⥫쭠  (RAM)
                 0:  (VRAM)


 2. ⠭ 稪 ᮢ (16 - 14)

   ⠭    ( 16 - 14) 稪 , -
 ॣ R#14 (ॣ   㯠  VRAM).

        MSB  7  6  5  4  3  2   1   0  LSB

 #14  0  0  0  0  0 A16 A15 A14     
                                          㯠  VRAM

 3. ⠭ 稪  (7 - 0)

   ⠭ 8  ⮢ ( 17  0) 稪  -
।⢮ 뢮    N1.

         MSB  7  6  5  4  3  2  1  0  LSB  

 N1      7 6 5 4 3 2 1 0     

 4. ⠭ 稪  (13 - 8)  ਧ ⥭ 
    

   ⠭ ⠢訥 6 ⮢ (13 - 8) 稪   -
 ਧ ⥭   ।⢮ 뢮    N1.
       
         MSB   7  6   5   4   3   2   1   0  LSB  

 N1        X  X  A13 A12 A11 A10 A9  A8  ன 
                 
               0  0: ⥭
               0  1: 

 5. ⥭   

     稪  ⮬᪨ 㢥稢  -
    १  N0,  ᫥⥫
   .
ਬ砭:
*  㯠   (VRAM)  ⠪ ᯮ짮 ᮮ-
  騥 , ᠭ  ᫥饩 ;
 II.    

1.    ࠢ:  #0  #23 (⮫쪮 )
                           #32  #46 (⮫쪮 )

1.1.  ०
 
    SB   7   6   5   4   3   2   1   0   LSB    

 R#0      0  DG  IE2 IE1 M5  M4  M3   0   ॣ ० 0
 R#1      0  BL  IE0 M1  M2   0  SI  MAG  ॣ ० 1 
 R#8     MS  LP  TP  CB  VR   0  SPD  BW  ॣ ० 2
 R#9     LN   0  S1  S0  IL  E0  *NT  DC  ॣ ० 3

* 砥 ⥫ .

R#0  DG: ⠭ 梥⮢ 設 梥  ०   
            VRAM.
    IE2: 蠥 뢠  ᢥ⮢   IE2.
    IE1: 蠥 뢠  ਧ⠫쭮 ᪠஢
           IE1.
     5: ᯮ   ० ⮡ࠦ.
     4: ᯮ   ० ⮡ࠦ.
     3: ᯮ   ० ⮡ࠦ.
R#1  BL: 0- ࠭;
         1-ࠧ ⮡ࠦ.
    IE0: 蠥 뢠  ਧ⠫쭮 ᪠- 
            IE0.
     1: ᯮ   ० ⮡ࠦ.
     2: ᯮ   ० ⮡ࠦ.
     SI:  1 ࠧ ࠩ 1616,  0 - 88 祪.
     : 祭 ࠩ⮢: 1 - 㢥祭, 0 - ଠ
         ࠧ१.
R#8  MS: 1 - 梥⮢ 設 ⠭  ०  
         ࠧ蠥 誠;
         0 - 梥⮢ 設 ⠭  ० 뢮      
          頥 誠.
     LP: 1 - ࠧ蠥 ࠡ⪠ ᢥ⮢ ;
         0 - 頥 ࠡ⪠ ᢥ⮢ .
     TP: ⠭ 梥  0  梥⮢ .
     : 1 - ⠭ 梥⮢ 設  ;
         0 - ⠭ 梥⮢ 設  뢮.
     VR: 롮 ⨯ VRAM:
         1 = 64K  1   64  4 ;
         0 = 16  1   16  4 .
    SPD: 1 - 頥 ⮡ࠦ ࠩ⮢; 
         0 - ࠧ蠥 ⮡ࠦ ࠩ⮢.
     W: 1 - ⠭ ୮- ०  32- ࠤﬨ
             ⮭;
         0 - ⠭ 梥⮢ ०.
R#9  LN: 1 - ⠭ 212 祪  ⨪;
         0 - ⠭ 192 窨  ⨪.
     S1: A ᮢ ०.
     S0: 롨ࠥ ᮢ ०.
     IL: 1 - १筠 ࠧ⪠;
         0 - ணᨢ ࠧ⪠.
     E0: 1 - ࠦ ६  ᪨ ࠭;
         0 - ࠦ     ᪨ ࠭
              ⭮/⭮ .
    *N: 1 - PAL (313 );        
         0 - NTSC (262 ):(⮫쪮  RGB-室).
     DC: 1 - ⠭ *DLCLK  ० .
     DC: 0 - ⠭ *DLCLK  ० 뢮.

1.2.   ᮢ ⠡

     ᮢ ⠡ -  ⢮ ॣ஢, 
  ⠡  VRAM,  ᯮ짮   MSX-VDP. 
⬥⨬,   ᯮ짮  ॣ஢  ४ 
᪨஢ 㦭  ⥪饬 ० ⮡ࠦ .

   MSB 7   6   5   4   3   2   1   0  LSB  

R#2    0  A16 A15 A14 A13 A12 A11 A10 ॣ  
                                      ⠡  蠡
R#3   A13 A12 A11 A10 A9  A8  A7  A6  ॣ  
                                      ⠡ 梥⮢ (
                                      )
R#10   0   0   0   0   0  A16 A15 A14 ॣ  
                                      ⠡ 梥⮢ (
                                      )
R#4    0   0  A16 A15 A14 A13 A12 A11 ॣ  
                                      ⠡ 
                                      蠡
R#5   A14 A13 A12 A11 A10 A9  A8  A7  ॣ  
                                      ⠡ ਡ⮢ ࠩ⮢ 
                                      ( )
R#11   0   0   0   0   0   0  A16 A15 ॣ  
                                      ⠡ ਡ⮢ ࠩ⮢ 
                                      ( )
R#6    0   0  A16 A15 A14 A13 A12 A11 ॣ  
                                      ⠡ 
                                      蠡 ࠩ⮢

1.3.  梥

    梥 ᯮ  ⠭ 梥 ⥪  䮭
 MSX-VDP,  ⠪ 栭  ..

       MSB   7   6   5   4   3   2   1   0  LSB

R#7         TC3 TC2 TC1 TC0 BD3 BD2 BD1 BD0 ॣ 梥
                                            ⥪/䮭
            TC3 - C0 । 梥 ⥪  ० 
                      TE1  TET2
            BD3 - BD0 । 梥 䮭   ०
                      ⮡ࠦ
       MSB   7   6   5   4   3   2   1   0  LSB

R#12        T23 T22 T21 T20 BC3 BC2 BC1 BC0 ॣ 梥 
                                            ⥪/䮭

    ० 2,᫨ ⠭ ਧ 栭, 梥 
⮣ ॣ   ॣ R#7 । ࠦ.

            T23 - T20 । 梥  1 蠡
            BC3 - BC0 । 梥  0 蠡

       MSB   7   6   5   4   3   2   1   0  LSB

R#13        ON3 ON2 ON1 ON0 OF3 OF2 OF1 OF0 ॣ ਮ
                                            栭

    ० ஢ 䨪 (GRAPH4 - GRAPH7) ६
ᬥ  ࠭ .     ॣ
 ⠭ ࠦ ࠭  ⭮ ࠭ 
砫 栭.  ॣ ᯮ ⠪  ० TET2.

             ON3 - N0 ਮ ࠦ  ⭮ ࠭                                            

             F3 - OF0 ਮ ࠦ  ⭮ ࠭

    MSB  7  6  5  4  3  2  1  0  LSB

R#20     0  0  0  0  0  0  0  0  ॣ 梥⮢ 誨 1
R#21     0  0  1  1  1  0  1  1  ॣ 梥⮢ 誨 2
R#22     0  0  0  1  0  1  0  1  ॣ 梥⮢ 誨 3

    祭 樠  祭 ⠭. ᫨
 稭   㪠 ॣ ࠢ 0,  ᨣ 
"梥⮢ 誨"  NTSC 室 㤥 ⢮.
   ᫨ 㪠 稭 ⥬   室 -
ﭨ,  㤥 祭  ᨣ "梥⮢ 誨" 
NTSC 室.

 1.4.  ⮡ࠦ

    ॣ ᯮ  ࠢ ࠦ  -
.

          MSB  7  6  5  4  3  2  1  0 LSB

#18    V3 V2 V1 V0 H3 H2 H1 H0 ॣ ன
                                      ⮡ࠦ


    ॣ ᯮ  ࠢ 樥 砫 
⮡ࠦ  ࠭.

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