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finalU4.pld
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1992-06-29
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1KB
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61 lines
PARTNO U4 ;
NAME Finalu4 ;
REV 03 ;
DATE May 23rd, 1988 ;
DESIGNER Brad Fowles ;
COMPANY Anakin ;
ASSEMBLY Lucas ;
LOCATION U4 ;
/* PAL16R4B2 */
/* PAL DESIGN SPECIFICATION */
/* 68020-68881/68000 AMIGA INTERFACE */
PIN 1 = 7MN ;
PIN 2 = FC2I ;
PIN 3 = FC1 ;
PIN 4 = FC0 ;
PIN 5 = A19 ;
PIN 6 = A18 ;
PIN 7 = A17 ;
PIN 8 = A16 ;
PIN 9 = VPA ;
PIN 12 = Z3 ;
PIN 13 = FC2O ;
PIN 14 = QD ;
PIN 15 = QC ;
PIN 16 = QB ;
PIN 17 = QA ;
PIN 18 = CPCS ;
PIN 19 = E ;
!E = (!QD )& (!QC )#
(!QD )& (!QB );
!CPCS = (FC2I )& (FC1 )& (FC0 )& (!A19 )& (!A18 )& (A17 )& (!A16 );
!FC2O = !FC2I ;
!Z3 = !QD #
QC #
QB #
QA ;
!QA.D = QA ;
!QB.D = (!QB ) & (!QA )#
( QB ) & ( QA )#
( QD );
!QC.D = (!QC ) & (!QA )#
(!QC ) & (!QB )#
( QC ) & ( QB ) & (QA );
!QD.D = (!QC ) & (!QD )#
(!QB ) & ( QA )#
(!QD ) & (!QA );
/*
DESCRIPTION: DECADE COUNTER,6800 CLOCK, AND COPROCESSOR SELECT LOGIC.
*/