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- module CLOCK
- title 'CLOCK CONTROL PALS'
-
- U1 device 'P22V10';
-
- CLK pin 1;
- A1,A2,A3 pin 4,5,6;
- DIV pin 14;
- X1,X2,X3,X4,X5,X6,X7 pin 15,16,17,18,19,20,21;
- CON pin 22;
- OUTPUT pin 23;
-
- equations
-
- DIV := DIV $ !DIV;
- X1 := X1 $ (!X1 & !DIV);
- X2 := X2 $ (!X2 & !X1 & !DIV);
- X3 := X3 $ (!X3 & !X2 & !X1 & !DIV);
- X4 := X4 $ (!X4 & !X3 & !X2 & !X1 & !DIV);
- X5 := X5 $ (!X5 & !X4 & !X3 & !X2 & !X1 & !DIV);
- X6 := X6 $ (!X6 & !X5 & !X4 & !X3 & !X2 & !X1 & !DIV);
- X7 := X7 $ (!X7 & !X6 & !X5 & !X4 & !X3 & !X2 & !X1 & !DIV);
-
- CON = X7 & X6 & X5 & X4 & X3 & X2 & X1 & DIV;
-
- OUTPUT = DIV & (A1 & A2 & A3) #
- CLK & !(A1 & A2 & A3);
-
-
- end CLOCK