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Text File  |  1994-12-02  |  2.4 KB  |  55 lines
  1. Name              eaout_2;                                                                        
  2. Partno            XXXXX;
  3. Date              29/06/89;
  4. Revision          02;                                                                              
  5. Designer          Stempel;
  6. Company           LPR;
  7. Assembly          Lance board;
  8. Location          XXXXX;
  9. Device            p2018;
  10. /*   Ethernet  -  Adressport            (EAP)   */
  11. /*   Allowable Target Device Types: P2018,G20V8 */
  12.  
  13. /*   Pins   */                                                                              
  14.  
  15. Pin 1              =  !LANCE_CS  ;   /* Chip select für LANCE */
  16. Pin  2             =   !ADDR_CS  ;      /*  Chip select für EAP */
  17. Pin  3             =   !AS          ;   /*  Adress  Strobe      */                              
  18. Pin  4             =   !HOLDA       ;   /*  HOLD - Acknowledge  */                                 
  19. Pin  15            =   !DTACK       ;   /*  Data - Acknowledge  */
  20. Pin  16            =   !WDAT        ;   /*  Enable fuer EAP     */                        
  21. Pin  17            =   !DTACK2      ;   /*  Data - Acknowledge  */                                    
  22.  
  23. /*    Logic     Equations      */                                                                   
  24.  
  25. WDAT = ADDR_CS & AS;
  26. WDAT.OE = 'b'1;
  27.  
  28. DTACK = 'b'1;                                                                                 
  29. DTACK.OE = WDAT;
  30.                                                                                                    
  31. DTACK2 = 'b'1;
  32. DTACK2.OE = DTACK2 & AS & HOLDA;                                                                   
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