bcd_7seg_sch.sch

this program will give the functionality of bcd to seven segment display

VERSION 6
BEGIN SCHEMATIC
    BEGIN ATTR DeviceFamilyName "spartan3"
        DELETE all:0
        EDITNAME all:0
        EDITTRAIT all:0
    END ATTR
    BEGIN NETLIST
        SIGNAL sel
        SIGNAL count(3:0)
        SIGNAL en1
        SIGNAL en2
        SIGNAL en3
        SIGNAL en4
        SIGNAL display(7:0)
        PORT Input sel
        PORT Input count(3:0)
        PORT Output en1
        PORT Output en2
        PORT Output en3
        PORT Output en4
        PORT Output display(7:0)
        BEGIN BLOCKDEF bcd_7seg
            TIMESTAMP 2006 2 16 4 40 2
            RECTANGLE N 64 -320 320 0 
            LINE N 64 -288 0 -288 
            LINE N 64 -32 0 -32 
            RECTANGLE N 0 -44 64 -20 
            LINE N 320 -288 384 -288 
            LINE N 320 -224 384 -224 
            LINE N 320 -160 384 -160 
            LINE N 320 -96 384 -96 
            LINE N 320 -32 384 -32 
            RECTANGLE N 320 -44 384 -20 
        END BLOCKDEF
        BEGIN BLOCKDEF d3_8e
            TIMESTAMP 2001 2 2 12 36 51
            LINE N 0 -576 64 -576 
            LINE N 0 -512 64 -512 
            LINE N 0 -448 64 -448 
            LINE N 384 -576 320 -576 
            LINE N 384 -512 320 -512 
            LINE N 384 -448 320 -448 
            LINE N 384 -384 320 -384 
            LINE N 384 -320 320 -320 
            LINE N 384 -256 320 -256 
            LINE N 384 -192 320 -192 
            LINE N 384 -128 320 -128 
            RECTANGLE N 64 -640 320 -64 
            LINE N 0 -128 64 -128 
        END BLOCKDEF
        BEGIN BLOCK XLXI_1 bcd_7seg
            PIN sel sel
            PIN count(3:0) count(3:0)
            PIN en1 en1
            PIN en2 en2
            PIN en3 en3
            PIN en4 en4
            PIN dis_out(7:0) display(7:0)
        END BLOCK
        BEGIN BLOCK XLXI_2 d3_8e
            PIN A0
            PIN A1
            PIN A2
            PIN E
            PIN D0
            PIN D1
            PIN D2
            PIN D3
            PIN D4
            PIN D5
            PIN D6
            PIN D7
        END BLOCK
    END NETLIST
    BEGIN SHEET 1 3520 2720
        BEGIN INSTANCE XLXI_1 1280 1072 R0
        END INSTANCE
        BEGIN BRANCH sel
            WIRE 1168 784 1280 784
        END BRANCH
        BEGIN BRANCH count(3:0)
            WIRE 1168 1040 1280 1040
        END BRANCH
        BEGIN BRANCH en1
            WIRE 1664 784 1776 784
        END BRANCH
        BEGIN BRANCH en2
            WIRE 1664 848 1776 848
        END BRANCH
        BEGIN BRANCH en3
            WIRE 1664 912 1776 912
        END BRANCH
        BEGIN BRANCH en4
            WIRE 1664 976 1776 976
        END BRANCH
        BEGIN BRANCH display(7:0)
            WIRE 1664 1040 1776 1040
        END BRANCH
        IOMARKER 1168 784 sel R180 28
        IOMARKER 1168 1040 count(3:0) R180 28
        IOMARKER 1776 784 en1 R0 28
        IOMARKER 1776 848 en2 R0 28
        IOMARKER 1776 912 en3 R0 28
        IOMARKER 1776 976 en4 R0 28
        IOMARKER 1776 1040 display(7:0) R0 28
        INSTANCE XLXI_2 1280 2496 R0
    END SHEET
END SCHEMATIC