 H = 7 . . . H = 1,  H = 0,  H = 15 . . . H = 8
   (᫥)           (業)            (ࠢ)
 V = 8 . . . V = 15,  V = 0,  V = 1 . . . V = 7
   ()             (業)            ()

          MSB  7   6   5   4   3   2   1   0  LSB

#23    DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0 ॣ ᬥ-
                                               ࠦ

    ॣ ।   砫 ࠦ.

                VRAM 

                       0
           Ŀ
            CRT ࠭   
                        
        Ĵ 192  212 R#23 = 0
                        
            255

           Ŀ 0
            CRT ࠭   
                        
        Ĵ 136  156 R#23 = 200   
                        
       Ĵ 200
            CRT ࠭   
            255


           MSB  7   6   5   4   3   2   1   0  LSB

 #19    IL7 IL6 IL5 IL4 IL3 IL2 IL1 IL0 ॣ 
                                               뢠 

    ⠭ 뢠  ,  e -
稭 ᪠஢ ।  .  祭 뢠
ᯮ 㪠 ॣ  ⠭  .

1.5.  㯠

    㯠 -  ⢮ ॣ஢, ᯮ㥬  
饭  ॣࠬ .

           MSB  7  6  5  4  3  2   1   0  LSB

 #14     0  0  0  0  0 16 15 14 ॣ 
                                           㯠 
                                          
    饭     ⠭
     ॣ   㯠  VRAM.
   ᫥ 뢮    ॣ  祭 㯠  -
 ᮤন ॣ ⮬᪨ 㢥稢  1, ᫨
 ७  13 ( ० GRAPH1, GRAPH2, MULTICOLOR   
TET1) ⮨६  ந室.

#15    0  0  0  0  S3  S2  S1  S0 㪠⥫ ॣ
                                         ﭨ

    ⥭ ॣ஢ ﭨ  ( S#0 - S#9) 
᫥ ⠭ 祭 㪠⥫ ॣ ﭨ.

#16    0  0  0  0  C3  C2  C1  C0 ॣ 
                                         梥⮢  
 
    ⠭ 梥⮢   ᫥ ⠭-
    ⮬ ॣ. 

#17  A11 0 RS5 RS4 RS3 RS2 RS1 RS0 㪠⥫ ॣ
                                          ࠢ

    㪠⥫ ॣ ࠢ   ᯮ짮
 饭  㣮 ॣ . ஬ ⮣, 
ᮮ⢥⢨  祭  11 ᮤন ॣ  -
⮬᪨ 㢥稢.

 11 = 0  -  ⮨६ 饭; 
 11 = 1  -  ⮨६ ࠧ襭. 

1.6.  ॣ

   騥 ॣ  ᯮ  믮 
MSX- MSX-VDP. ࠢ ᯮ짮  ॣ஢
 ᠭ  ᫥饩 .

       MSB   7   6   5   4   3   2   1   0  LSB

#32  SX7 SX6 SX5 SX4 SX3 SX2 SX1 SX0 ॣ 室
                                             न
                                            ( )
#33   0   0   0   0   0   0   0  SX8 ॣ 室
                                             न
                                            ( )
#34  SY7 SY6 SY5 SY4 SY3 SY2 SY1 SY0 ॣ 室
                                            Y न
                                            ( )
#35   0   0   0   0   0   0  SY9 SY8 ॣ 室
                                            Y न
                                            ( )
#36  DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 ॣ 筮
                                             न
                                            ( )
#37   0   0   0   0   0   0   0  DXB ॣ 筮
                                             न
                                            ( )
#38  DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 ॣ 筮
                                            Y न
                                            ( )
#39   0   0   0   0   0   0  DY9 DY8 ॣ 筮
                                            Y न
                                            ( )
#40  NX7 NX6 NX5 NX4 NX3 NX2 NX1 NX0 ⢮ 祪 
                                             न (-
                                             )
#41   0   0   0   0   0   0   0  NX8 ⢮ 祪 
                                            Y न (-
                                             )
#42  NY7 NY6 NY5 NY4 NY3 NY2 NY1 NY0 ⢮ 祪 
                                            Y न (-
                                             )
#43   0   0   0   0   0   0  NY9 NY8 ⢮ 祪 
                                            Y न (-
                                             )
#44  CH3 CH2 CH1 CH0 CL3 CL2 CL1 CL0 ॣ 梥
#45   0  MXC MSD MXS DIV DIX EQ  MAJ ॣ 㬥
#46  CM3 CM2 CM1 CM0 LO3 LO2 LO1 LO0 ॣ 

2.  ﭨ (⮫쪮  ⥭)

   騥 ॣ ﭨ  ॣࠬ ⮫쪮 
⥭ ଠ樨  ﭨ .

    MSB  7   6   5   4   3   2   1   0   LSB   

S#0      F  5S   C  ⮣ ࠩ  ॣ ﭨ 0 

F:   뢠  ⨪쭮 ᪠஢, ᫥ ⥭
    S#0  䫠 뢠
5S:  㦥 ⮣ ࠩ
    (5 ࠩ⮢ ந   ਧ⠫쭮 .  -
     GRAPH3-GRAPH7   9 ࠩ⮢)
:   䫨 (⮫  ࠩ⮢)

  ⮣ ࠩ:
  ⮣ ( ⮣) ࠩ.

     MSB   7   6   5   4   3   2   1   0   LSB

 S#1       FL LPS  䨪o   FH   ॣ 
                                       ﭨ 1

 FL:   ᢥ⮢  (䫠 ᢥ⮢  ⠭)
      ᫨ ᢥ⮢ ஬ । न 窨  ࠭,
         (FL) ⠪,    IE2 ,   -
        ⮣, ⮡ 뫠  뢠. 
       뢠 S#1 祭 FL 뢠.

      ४⥫ 誨 2 (䫠 誨 ⠭).
      ன ४⥫ 誨 .  ⮬ 砥  뢠-
       S#1 祭 FL  뢠.
 LPS: ४⥫ ᢥ⮢  (⠭ 䫠 ᢥ⮢ -
      ).  ४⥫ ᢥ⮢ .  ⮬ 砥 
      뢠 S#1 祭 LPS  뢠.

      ४⥫  1 (䫠  ⠭).
       ४⥫  .  ⮬ 砥  뢠
      S#1 祭 LPS  뢠.
      
 䨪樮 :
 (ID #)  -  MSX-VIDEO.

 FN:   뢠  ਧ⠫쭮 ᪠஢ (
      ⠭  R#19). ᫨ IE1 ⠭,  -
      뢠.  뢠 S#1 祭 FH 뢠.


   MSB   7   6   5   4   3   2   1   0  LSB

S#2     TR  VR  HR  BD   1   1  E  CE  ॣ ﭨ 2

 TR:  ⮢ 뫪. 
      業ࠫ  (CPU) 뫠   -
      (VRAM)  㣨 ன⢠,  ஢  䫠 
     ६ । .   䫠 ⠭  1, -
        ⢫.

 VR:  ᨭ஭樨 ⨪쭮 ᪠஢.
      ६ ⨪쭮 ᪠஢  䫠 ⠭  1.

 HR:  ᨭ஭樨 ਧ⠫쭮 ᪠஢. 
      ६ ਧ⠫쭮 ᪠஢  䫠 ⠭
      1.

 BD:  㦥 梥 ࠭.
      믮  ᪠  䫠 ।,   -
     㦥 梥 ࠭.

 :   ⮡ࠦ
     0 - ⮡ࠦ ࢮ .
     1 - ⮡ࠦ ஥ .

 CE:  믮 
     뢠,   饥 ६ 믮 .

S#3   X7  X6  X5  X4  X3  X2  X1  X0  ॣ ⮫ 
                                      ( )
S#4    1   1   1   1   1   1   1  X8  ॣ ⮫
                                      ( )
S#5   Y7  Y6  Y5  Y4  Y3  Y2  Y1  Y0  ॣ ப
                                      ( )
S#6    1   1   1   1   1   1  E0  Y                                                                     A.W.VVW
                                      ( )

    ॣ ।祭  㪠  ⮫ ࠩ-
⮢, ⮭宦 ᢥ⮢   ⭮⥫쭮 ᬥ饭 .
S#7   C7  C6  C5  C4  C3  C2  C1  C0  ॣ 梥

    ॣ ᯮ  ⮬ 砥,  믮 -
 "POINT"   "VRAM - to CPU".   VRAM ࠧ 
 ⮬ ॣ.

S#8  BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0  ॣ न  ࠭ 
                                      ( )
S#9    1   1   1   1   1   1   1 BX8  ॣ न Y ࠭
                                      ( )

    믮  ᪠  㦥 梥 , 
 ॣ ⠭ न .

 III.    1

  ࠪ⨪

-  蠡          6 祪 ( ਧ⠫)  8 祪
                          ( ⨪)
-                  256 ⨯
- ଠ ࠭           40 ( ਧ⠫)  24
                          ( ⨪) 蠡
-  蠡          2 梥  ࠭  512 梥⮢
- ꥬ VRAM  ࠭     4 

  ࠢ

- ࠧ 蠡             蠡 VRAM
- ⮯ 蠡      蠡 VRAM
-   梥 蠡  4   ॣ R#7
- 㫥  梥 蠡 4   ॣ R#7
-  梥 䮭            4   ॣ R#7

  樠  

1. ⠭ ०  ॣ஢

      MSB   7   6   5   4   3   2   1   0   LSB
R#0         0  DG  IE2 IE1  0*  0*  0*  0   ॣ ० 0 
R#1         0  BL  IE0  1*  0*  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 

 * ਬ ⠭ ० TET1.
** 砥 ⥫ .
 㣨  ⠭  室.

 2. ⠭ ⠡  蠡

 -   蠡 -   ,  -
    ࠧ 蠡. 
 -  蠡    PN0  PN255.
 - ࠧ  蠡 ⮨  8 ,  2  
     8 ⮢  ⮡ࠦ. 
 - ⠢   ⠡  蠡  ॣ
   R#4.
   MSB  7   6   5   4   3   2   1   0  LSB

R#4     0   0  A16 A15 A14 A13 A12 A11 ॣ  
                                       ⠡  蠡

     蠡
 
   (=1, =0)
             ĝ   
             
 MSB   76543210   LSB
   0   0000000 Ŀ
   1   000000     
   2   000000         
   3   000000       蠡  0
   4   000     
   5   000000     
   6   000000     
   7   00000000 
   8   0000 Ŀ
   9   000000     
  10   000000       
  11   0000     
  12   000000       蠡  1
  13   000000     
  14   0000     
  15   00000000 
  .               .
  .               .
  .               .
                                
2040   00000 Ŀ 
2041   00000     
2042   00000     
2043   000000      
2044   00000       蠡  255
2045   00000     
2046   00000     
2047   00000  

  3. ⠭ ⠡  蠡

 -   ᮤন      蠡,
   ⮡ࠦ  ࠭.   । ⢥-
    蠡.
 - ⠢   ⠡   ॣ R#2.

    MSB  7   6   5   4   3   2   1   0   LSB   

R#24     0  A16 A15 A14 A13 A12 A11 A10  ॣ 
                                          ⠡ 
       

                 
 Ĵ   
     (0, 0)          0             0   1   2   3  .  .  .  39    
                
                                 0  0   1   2   3  .  .  .  39 
                                 1 40  41  42  43  .  .  .  79
 Ŀ                 . . . . . . . . . . . . . .
     (1, 0)          1          
 Ĵ                 . . . . . . . . . . . . . .
     (2, 0)          2          
              22880 881 882   .  .  .  . 919
         .                      23920 921 922   .  .  .  . 959
         .                          
         .                      Y 
 Ŀ
     (39,0)         39
 Ĵ
     ( 0,1)         40          ᮮ⢨ ࠭ ᯫ
  

 Ŀ
     (39,23)     
   959

4. ⠭ ॣ 梥

          MSB 7   6   5   4   3   2   1   0  LSB

 #7   C3 TC2 TC1 TC0 BD3 BD2 BD1 BD0 梥 ⥪/䮭
                                   
                           । 
                                         梥 0 蠡
                                         (梥 䮭 蠡)
                       
               ।  
                                             梥 1 蠡
                                             (梥 ࠦ
                                             蠡)
   ਬ । VRAM  ० 1
                        
                              MSB 7   6   5   4   3   2   1   0  LSB
   00000 
             Ŀ    R#2 0   0   0   0   0   0   0   0
              ⠡            
                               A16 A15 A14 A13 A12 A11 A10
              蠡 0
   003C0H    Ĵ 

                 .      
                  .
                 .      
                              MSB 7   6   5   4   3   2   1   0  LSB
   00800               
             Ŀ    R#4 0   0   0   0   0   0   0   1
              ⠡            
              ࠳               A16 A15 A14 A13 A12 A11
              蠡 0
   01000H    Ĵ 
            
             Ĵ    R#2 0   0   0   0   0   1   0   0
              ⠡            
                               A16 A15 A14 A13 A12 A11 A10
              蠡 1
   013C0H    Ĵ 

                             MSB 7   6   5   4   3   2   1   0  LSB
   01800   
             Ĵ     R#4 0   0   0   0   0   0   1   1
              ⠡            
              ࠳               A16 A15 A14 A13 A12 A11
              蠡 1
   02000H    Ĵ 

                        

                        

   1FFFFH    
 IV.     2

  ࠪ⨪
 
-  蠡              6 祪  ਧ⠫  
                              8 祪  ⨪
-                      256 ⨯ 
-  ࠭               80 ( ਧ⠫) 
                              24 ( ⨪) 蠡
                              80 ( ਧ⠫) 
                              26,5 ( ⨪) 蠡
- 栭 蠡               ᨬ
-  蠡              2 梥  ࠭  512 (᫨ -
                               ० 栭,  -
                              ࠭  ६ -
                              ⢨ 4- 梥⮢)
- ꥬ VRAM  ࠭         8 

  ࠢ

- ࠧ 蠡             ⠡  蠡 VRAM
- ⮯ 蠡     ⠡  蠡 VRAM
- ਧ 栭           ⠡ 梥⮢ VRAM  
-  梥 1 蠡         4    R#7 
-  梥 0 蠡         4    R#7
-  梥 䮭              4    R#7
-  梥 1 蠡         4    R#12 (ᯮ-
                                栭)
-  梥 0 蠡         4    R#12 (ᯮ-
                                栭)


  樠

1. ⠭ ०  ॣ஢

           MSB 7   6   5   4   3   2   1   0  LSB

    R#0        0  DG  IE2  IE1 0*  1*  0*  0  ॣ ० 0
    R#1        0  BL  IE0   1* 0*  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


 * ਬ ⠭ ० 2
** 砥 ⥫ 

    ⮬ ० ࠦ, ᫨ LN=1, 롨 26.5 ப,
 LN=0 - 24 ப.  ⠫  ⠭  -
室.

2. ⠭ ⠡  蠡

-   蠡 -   ,  
  ࠭ ࠦ 蠡.
-  蠡    PN0  PN255.
- ⠢ 