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TITLE PATTERN REVISION AUTHOR COMPANY DATE
7 SEGMENT DISPLAY DECODER & DRIVER 7SEG.PDS
1.0
PETER LEUNG
IVE (TSING YI) 02/02/02
CHIP _DECODER PALCE16V8
; --------------------------------- Pin Declarations ----------------------------
PIN 1 I3
:
PIN 4 I0 PIN 10 GND PIN 12 A
:
PIN 18 G PIN 20 VCC
COMBINATORIAL ; INPUT
COMBINATORIAL ; INPUT COMBINATORIAL ; OUTPUT
COMBINATORIAL ; OUTPUT
; --------------------------------- Boolean Equation Segment ----------------------------
EQUATIONS
/A = ( I2 * /I1 * I0 ) + ( /I3 * /I2 * /I1 * I0 ) equation
; -------------------------------------Simulation Segment ---------------------------------
; output
SIMULATION
TRACE_ON I3 I2 I1 I0 A B C D E F G
SETF /I3 /I2 /I1 /I0 SETF /I3 /I2 /I1 I0
SETF I3 I2 I1 I0 TRACE_OFF
; set monitoring points
; assign the logic states in steps
; end of simulation