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Topic       : Chips 'n Chips
Author      : Michael Ruge
Version     : chips_x.hyp (01/05/2001)
Subject     : Dokumentation/Hardware
Nodes       : 1505
Index Size  : 35662
HCP-Version : 3
Compiled on : Atari
@charset    : atarist
@lang       : 
@default    : 
@help       : 
@options    : -i -s +zz -t4
@width      : 75
View Ref-File

   Die Pinbelegung des ESDI Anschlusses
 

            ESDI CONTROL CABLE (J1/P1 PIN ASSIGNMENTS
             (Disk Implementation - Serial Mode)


                                    SIGNAL         GROUND
   SIGNAL NAME                       PIN             PIN
   _________________________________________________________

   -HEAD SELECT 2(3)                   2              1
   -HEAD SELECT 2(2)                   4              3
   -WRITE GATE                         6              5
   -CONFIGURATION/STATUS DATA          8              7
   -TRANSFER ACK                      10              9
   -ATTENTION                         12             11
   -HEAD SELECT 2(0)                  14             13
   -SECTOR/BYTE CLOCK/
    ADDRESS MARK FOUND                16             15
   -HEAD SELECT 2(1)                  18             17
   -INDEX                             20             19
   -READY                             22             21
   -TRANSFER REQ                      24             23
   -DRIVE SELECT 2(0)                 26             25
   -DRIVE SELECT 2(1)                 28             27
   -DRIVE SELECT 2(2)                 30             29
   -READ GATE                         32             31
   -COMMAND DATA                      34             33



             ESDI DATA CABLE (J2/P2) PIN ASSIGNMENTS
             (Disk Implementation - Serial Mode)


                                    SIGNAL         GROUND
   SIGNAL NAME                        PIN            PIN
   _________________________________________________________

   -DRIVE SELECTED                     1
   -SECTOR/BYTE CLOCK/
    ADDRESS MARK FOUND                 2
   -COMMAND COMPLETE                   3
   -ADDRESS MARK ENABLE                4
   GROUND                                             5
   +/-WRITE CLOCK                     7/8             6
   +/-READ REF CLOCK                 10/11           9/12
   +/-NRZ WRITE DATA                 13/14          15/16
   +/-NRZ READ DATA                  17/18            19
   -INDEX                              20




   Aufgrund der gleichen Steckverbinder passen zwar die Anschlußkabel
   und Stecker zwischen den MFM-, RLL- und ESDI Geräten, aber aufgrund
   der anderen Pinbelegung funktioniert nichts!




     Kapitel Die Pinbelegung des ESDI Anschlusses, Seite 1