
  祭 ISA-⨪  ZX Spectrum  ࠡ  ᪮  LPT.

==============================================================================

                  MULTI I/O CARD ADAPTER (FDD & LPT)

    ͻ
                                                                
            Ŀ                                          
D0 Ĵ0IR220 A0 (A31)      D0 (A9)
D1 Ĵ1    1 A1 (A30)      D1 (A8)
D2 Ĵ2    2 A2 (A29)      D2 (A7)
D3 Ĵ3    3 A3 (A28)      D3 (A6)
D4 Ĵ4    4 A4 (A27)      D4 (A5)
D5 Ĵ5    5Ŀ   A5 (A26)      D5 (A4)
D6 Ĵ6    6Ŀ     A6 (A25)      D6 (A3)
D7 Ĵ7    7Ŀ     A7 (A24)      D7 (A2)
            Ĵ                       A8 (A23)
        ĴC                     A9 (A22)
         oE     
                Ŀ
                                           Ŀ                
                                        Ĵ&       Ŀ 
                                        Ĵ  oRTM2QAEN (A11)
           Ŀ                   ڴ        Ĵ     
           0<<<<0                     +5ĴD     
           1 AP61                       /C     
           2    2                            Ĵ   _ 
           3    3                        +5oS   QoDACK2(B26)
           4    4                            
    D6     5    5                       DRQ2 (B6)
    Ĵ6    6             
    Ĵ7    7IRQ6(B22)
     D7          Ĵ                    
                 T+5                            TC (B27)
                 EoĿ                               
                  E7rd         
                                                   Ŀ
RESETĴ oRESET(B2)
                                                    
         Ŀ      
                                          
__           Ŀ E7wr    Ŀ       
WR  ĴA0ID40oĴ oALE (B28)
                  1oĴ                   EFwr          ___
A3  ĴA1   2oIOW (B13)
__           Ĵ   3oĿ                         EFrd          ___
M1  ĴEA   Ĵ  IOR (B14)
      Ŀ   __         
A4  Ĵ1  oEA         
____     Ĵ      +5
IORQĴ           
         


              ( ᪮ 㪠  ⠪⮢  ISA-設)

==============================================================================

  ஭ Z80 ᯮ  ⪨  - 0E7h  0EFh.

 0E7h:
----------

 : 뢠   ⨪.

 ⥭:  7 - ﭨ ᨣ IRQ6  ⨪
                 (뢠  ஫ ᪮, ⠭
                  "1" ᫥ 믮 . 뢠
                 ⨪⮩ ⮬᪨ ᫥ 뢠 ⮢
                 ﭨ)
          6 - ﭨ ᨣ DACK2, 饣  ⨪
                 (⠭  "0" ஬ ᫥ 室
                 ᨣ DRQ2 - ⮢   ஫
                 ᪮. ⠭  "1" ஬ ᫥
                 ⥭   ⮢ ⨪)

 0EFh:
----------

 १  0EFh ⢫ ⥭/  /  ⨪,
 ண ᠭ  0E7h.


                    ⨪⮩:
                  ----------------------

 ன⢠  ISA-設  ࠧ來묨 ⠬. 奬
 ८ࠧ 쬨ࠧ來 , 뢠   0E7h,
 ࠧ來    ISA-設  ᮮ⢥⢨  ᫥饩
⠡楩:

    Device/Controller       ISA-Ports     8-bit Ports (뢠  0E7h)
 ------------------------   ---------     ---------------------------------
 IDE Hard Disk Controller   1F0 - 1F7                 70 - 77
 Game Port                  200 - 207                 80 - 87
 LPT2                       278 - 27A                 98 - 9A
 COM4                       2E8 - 2EF                   no
 COM2                       2F8 - 2FF                 B8 - BF
 LPT1                       378 - 37A                 D8 - DA
 LPT3                       3BC - 3BE                   no
 COM3                       3E8 - 3EF                   no
 Floppy Disk Controller     3F0 - 3F7                 F0 - F7
 COM1                       3F8 - 3FF                 F8 - FF

 ,   ࠡ  ⥬ ⠬ ISA-設,  
 ISA-  A4, A5  A6   祭. 騩 ਭ樯
ࠡ -   0E7h 뢠 , ᮮ⢥騩  ISA-設,
  0EFh ᯮ  ⥭/   ISA-.

 ।⠢ 奬   業 ࠡ  LPT,
Game Port  Floppy Disk Controller.  ࠡ  COM  Hard Disk Controller
室 ⥫ 奬孨᪨ 襭.

                                 Michael Markowsky, 2:5020/378, (c) 1994
