TITLE 3-BIT johnson COUNTER USING PALs WITH DECODING SEQUENCE #11
PATTERN LAB4B.PDS
REVISION 1
AUTHOR duber
COMPANY ERTW
DATE 00/00/00

CHIP LAB4 PAL16V8

CLOCK NC NC NC NC NC NC NC CLR GND
/OE   A  B  C  D  NC Q2 Q1 Q0  VCC

EQUATIONS
Q0:= /Q2 * /CLR
Q1:= Q0 * /CLR
Q2:= Q1 * /CLR

A = (/Q2*/Q1*/Q0) + (/Q2*/Q1*Q0) + (/Q2*Q1*Q0) + (Q2*Q1*/Q0)
B = (/Q2*/Q1*/Q0) + (/Q2*/Q1*Q0) + (/Q2*Q1*Q0) + (Q2*/Q1*/Q0)
C = (/Q2*/Q1*/Q0) + (Q2*/Q1*/Q0)
D = (/Q2*/Q1*/Q0) + (/Q2*Q1*Q0) + (Q2*Q1*/Q0) + (Q2*/Q1*/Q0)

SIMULATION
TRACE_ON CLR CLOCK Q2 Q1 Q0 A B C D
SETF CLR
SETF OE /CLOCK /CLR
FOR X:= 1 TO 18 DO
BEGIN
  CLOCKF CLOCK
END
TRACE_OFF
<!--'"</title></head>-->

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