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VERSION 6
BEGIN SCHEMATIC
BEGIN ATTR DeviceFamilyName "spartan2"
DELETE all:0
EDITNAME all:0
EDITTRAIT all:0
END ATTR
BEGIN NETLIST
SIGNAL XLXN_1
SIGNAL XLXN_2(2:0)
SIGNAL XLXN_3(3:0)
SIGNAL d1
SIGNAL d2
SIGNAL d3
SIGNAL d4
SIGNAL XLXN_11
BEGIN SIGNAL XLXN_12
END SIGNAL
SIGNAL clr
SIGNAL XLXN_14
SIGNAL XLXN_15
SIGNAL XLXN_16
SIGNAL XLXN_17
SIGNAL XLXN_18
SIGNAL clk
SIGNAL XLXN_20
SIGNAL XLXN_21
SIGNAL XLXN_22
SIGNAL XLXN_23
SIGNAL XLXN_24
SIGNAL wx(7:0)
SIGNAL XLXN_26
SIGNAL XLXN_27
SIGNAL XLXN_29
SIGNAL XLXN_30
SIGNAL XLXN_31
SIGNAL XLXN_33
SIGNAL XLXN_34
SIGNAL XLXN_39
SIGNAL XLXN_40(3:0)
SIGNAL XLXN_41(3:0)
SIGNAL XLXN_42(3:0)
SIGNAL alm
SIGNAL q(7:0)
SIGNAL en
SIGNAL XLXN_46(3:0)
SIGNAL XLXN_50
SIGNAL XLXN_51
SIGNAL XLXN_52
PORT Input d1
PORT Input d2
PORT Input d3
PORT Input d4
PORT Input clr
PORT Input clk
PORT Output wx(7:0)
PORT Output alm
PORT Output q(7:0)
PORT Input en
BEGIN BLOCKDEF ch41a
TIMESTAMP 2007 3 16 12 27 42
RECTANGLE N 64 -256 320 0
LINE N 64 -224 0 -224
LINE N 64 -160 0 -160
LINE N 64 -96 0 -96
LINE N 64 -32 0 -32
LINE N 320 -224 384 -224
RECTANGLE N 320 -236 384 -212
END BLOCKDEF
BEGIN BLOCKDEF djs2
TIMESTAMP 2007 4 24 0 14 6
RECTANGLE N 64 -192 320 0
LINE N 64 -160 0 -160
LINE N 64 -32 0 -32
LINE N 320 -160 384 -160
LINE N 320 -96 384 -96
RECTANGLE N 320 -108 384 -84
LINE N 320 -32 384 -32
RECTANGLE N 320 -44 384 -20
END BLOCKDEF
BEGIN BLOCKDEF f01ms
TIMESTAMP 2007 4 23 23 54 16
RECTANGLE N 64 -64 320 0
LINE N 64 -32 0 -32
LINE N 320 -32 384 -32
END BLOCKDEF
BEGIN BLOCKDEF feng1
TIMESTAMP 2007 4 24 0 2 46
RECTANGLE N 64 -128 320 0
LINE N 64 -96 0 -96
LINE N 64 -32 0 -32
LINE N 320 -96 384 -96
END BLOCKDEF
BEGIN BLOCKDEF fpq1s
TIMESTAMP 2007 4 24 0 9 26
RECTANGLE N 64 -64 320 0
LINE N 64 -32 0 -32
LINE N 320 -32 384 -32
END BLOCKDEF
BEGIN BLOCKDEF lock
TIMESTAMP 2007 4 24 0 5 42
RECTANGLE N 64 -384 320 0
LINE N 64 -352 0 -352
LINE N 64 -288 0 -288
LINE N 64 -224 0 -224
LINE N 64 -160 0 -160
LINE N 64 -96 0 -96
LINE N 64 -32 0 -32
LINE N 320 -352 384 -352
LINE N 320 -272 384 -272
LINE N 320 -192 384 -192
LINE N 320 -112 384 -112
LINE N 320 -32 384 -32
END BLOCKDEF
BEGIN BLOCKDEF sel
TIMESTAMP 2007 3 16 12 19 36
RECTANGLE N 64 -64 320 0
LINE N 64 -32 0 -32
LINE N 320 -32 384 -32
RECTANGLE N 320 -44 384 -20
END BLOCKDEF
BEGIN BLOCKDEF xzq3
TIMESTAMP 2007 4 24 0 11 42
RECTANGLE N 64 -256 320 0
LINE N 64 -224 0 -224
RECTANGLE N 0 -236 64 -212
LINE N 64 -160 0 -160
RECTANGLE N 0 -172 64 -148
LINE N 64 -96 0 -96
RECTANGLE N 0 -108 64 -84
LINE N 64 -32 0 -32
RECTANGLE N 0 -44 64 -20
LINE N 320 -224 384 -224
RECTANGLE N 320 -236 384 -212
LINE N 320 -32 384 -32
RECTANGLE N 320 -44 384 -20
END BLOCKDEF
BEGIN BLOCKDEF ymq
TIMESTAMP 2007 4 23 23 59 54
RECTANGLE N 64 -64 320 0
LINE N 64 -32 0 -32
RECTANGLE N 0 -44 64 -20
LINE N 320 -32 384 -32
RECTANGLE N 320 -44 384 -20
END BLOCKDEF
BEGIN BLOCKDEF and4
TIMESTAMP 2001 2 2 12 53 52
LINE N 144 -112 64 -112
ARC N 96 -208 192 -112 144 -112 144 -208
LINE N 64 -208 144 -208
LINE N 64 -64 64 -256
LINE N 256 -160 192 -160
LINE N 0 -256 64 -256
LINE N 0 -192 64 -192
LINE N 0 -128 64 -128
LINE N 0 -64 64 -64
END BLOCKDEF
BEGIN BLOCKDEF nor2
TIMESTAMP 2001 2 2 12 53 52
LINE N 0 -64 64 -64
LINE N 0 -128 64 -128
LINE N 256 -96 216 -96
CIRCLE N 192 -108 216 -84
ARC N 28 -224 204 -48 112 -48 192 -96
ARC N 28 -144 204 32 192 -96 112 -144
ARC N -40 -152 72 -40 48 -48 48 -144
LINE N 112 -48 48 -48
LINE N 112 -144 48 -144
END BLOCKDEF
BEGIN BLOCKDEF d
TIMESTAMP 2007 4 24 1 34 12
RECTANGLE N 64 -128 320 0
LINE N 320 -96 384 -96
LINE N 64 -96 0 -96
LINE N 64 -32 0 -32
END BLOCKDEF
BEGIN BLOCK XLXI_3 f01ms
PIN CLK clk
PIN CP XLXN_1
END BLOCK
BEGIN BLOCK XLXI_7 sel
PIN clk XLXN_1
PIN a(2:0) XLXN_2(2:0)
END BLOCK
BEGIN BLOCK XLXI_8 xzq3
PIN sel(2:0) XLXN_2(2:0)
PIN d1(3:0) XLXN_41(3:0)
PIN d2(3:0) XLXN_42(3:0)
PIN d3(3:0) XLXN_40(3:0)
PIN wx(7:0) wx(7:0)
PIN q(3:0) XLXN_3(3:0)
END BLOCK
BEGIN BLOCK XLXI_9 ymq
PIN A(3:0) XLXN_3(3:0)
PIN Q(7:0) q(7:0)
END BLOCK
BEGIN BLOCK XLXI_6 lock
PIN d1 d1
PIN d2 d2
PIN d3 d3
PIN d4 d4
PIN clk XLXN_11
PIN clr clr
PIN q1 XLXN_20
PIN q2 XLXN_21
PIN q3 XLXN_22
PIN q4 XLXN_23
PIN alm XLXN_51
END BLOCK
BEGIN BLOCK XLXI_4 feng1
PIN cp XLXN_18
PIN clr clr
PIN q XLXN_11
END BLOCK
BEGIN BLOCK XLXI_1 ch41a
PIN d1 XLXN_20
PIN d2 XLXN_21
PIN d3 XLXN_22
PIN d4 XLXN_23
PIN q(3:0) XLXN_40(3:0)
END BLOCK
BEGIN BLOCK XLXI_2 djs2
PIN clk XLXN_27
PIN en en
PIN sound XLXN_50
PIN h(3:0) XLXN_41(3:0)
PIN l(3:0) XLXN_42(3:0)
END BLOCK
BEGIN BLOCK XLXI_5 fpq1s
PIN CLK clk
PIN CP XLXN_27
END BLOCK
BEGIN BLOCK XLXI_25 and4
PIN I0 d4
PIN I1 d3
PIN I2 d2
PIN I3 d1
PIN O XLXN_18
END BLOCK
BEGIN BLOCK XLXI_34 nor2
PIN I0 XLXN_30
PIN I1 XLXN_52
PIN O alm
END BLOCK
BEGIN BLOCK XLXI_47 d
PIN clk XLXN_27
PIN d XLXN_50
PIN q XLXN_52
END BLOCK
BEGIN BLOCK XLXI_48 d
PIN clk XLXN_27
PIN d XLXN_51
PIN q XLXN_30
END BLOCK
END NETLIST
BEGIN SHEET 1 3520 2720
BEGIN BRANCH XLXN_1
WIRE 1376 288 1536 288
END BRANCH
BEGIN BRANCH XLXN_2(2:0)
WIRE 1920 288 2224 288
END BRANCH
BEGIN BRANCH XLXN_3(3:0)
WIRE 2608 480 2800 480
END BRANCH
BEGIN INSTANCE XLXI_3 992 320 R0
END INSTANCE
BEGIN INSTANCE XLXI_7 1536 320 R0
END INSTANCE
BEGIN INSTANCE XLXI_8 2224 512 R0
END INSTANCE
BEGIN INSTANCE XLXI_9 2800 512 R0
END INSTANCE
BEGIN INSTANCE XLXI_6 1088 1040 R0
END INSTANCE
BEGIN INSTANCE XLXI_1 1616 912 R0
END INSTANCE
BEGIN INSTANCE XLXI_2 1632 1440 R0
END INSTANCE
BEGIN INSTANCE XLXI_5 1104 1312 R0
END INSTANCE
BEGIN BRANCH d1
WIRE 256 688 352 688
WIRE 352 688 1088 688
WIRE 352 384 512 384
WIRE 352 384 352 688
END BRANCH
BEGIN BRANCH d2
WIRE 256 752 368 752
WIRE 368 752 1088 752
WIRE 368 448 512 448
WIRE 368 448 368 752
END BRANCH
BEGIN BRANCH d3
WIRE 256 816 384 816
WIRE 384 816 1088 816
WIRE 384 512 512 512
WIRE 384 512 384 816
END BRANCH
BEGIN BRANCH d4
WIRE 256 880 400 880
WIRE 400 880 1088 880
WIRE 400 576 512 576
WIRE 400 576 400 880
END BRANCH
IOMARKER 256 688 d1 R180 28
IOMARKER 256 752 d2 R180 28
IOMARKER 256 816 d3 R180 28
IOMARKER 256 880 d4 R180 28
BEGIN INSTANCE XLXI_4 416 1088 R0
END INSTANCE
BEGIN BRANCH XLXN_11
WIRE 800 992 832 992
WIRE 832 944 832 992
WIRE 832 944 1088 944
END BRANCH
BEGIN BRANCH clr
WIRE 272 1056 336 1056
WIRE 336 1056 416 1056
WIRE 336 1056 336 1168
WIRE 336 1168 1056 1168
WIRE 1056 1008 1088 1008
WIRE 1056 1008 1056 1168
END BRANCH
INSTANCE XLXI_25 512 640 R0
BEGIN BRANCH XLXN_18
WIRE 352 896 912 896
WIRE 352 896 352 992
WIRE 352 992 416 992
WIRE 768 480 912 480
WIRE 912 480 912 896
END BRANCH
IOMARKER 272 1056 clr R180 28
BEGIN BRANCH clk
WIRE 96 288 144 288
WIRE 144 288 144 1280
WIRE 144 1280 1104 1280
WIRE 144 288 992 288
END BRANCH
IOMARKER 96 288 clk R180 28
BEGIN BRANCH XLXN_20
WIRE 1472 688 1616 688
END BRANCH
BEGIN BRANCH XLXN_21
WIRE 1472 768 1536 768
WIRE 1536 752 1536 768
WIRE 1536 752 1616 752
END BRANCH
BEGIN BRANCH XLXN_22
WIRE 1472 848 1536 848
WIRE 1536 816 1536 848
WIRE 1536 816 1616 816
END BRANCH
BEGIN BRANCH XLXN_23
WIRE 1472 928 1536 928
WIRE 1536 880 1536 928
WIRE 1536 880 1616 880
END BRANCH
BEGIN BRANCH wx(7:0)
WIRE 2608 288 2720 288
END BRANCH
BEGIN BRANCH XLXN_27
WIRE 144 1696 1520 1696
WIRE 1520 1696 2128 1696
WIRE 144 1696 144 1872
WIRE 144 1872 800 1872
WIRE 1488 1280 1520 1280
WIRE 1520 1280 1632 1280
WIRE 1520 1280 1520 1696
WIRE 2128 1344 2256 1344
WIRE 2128 1344 2128 1696
END BRANCH
INSTANCE XLXI_34 2176 2064 R0
BEGIN BRANCH XLXN_30
WIRE 1184 1936 2016 1936
WIRE 2016 1936 2016 2000
WIRE 2016 2000 2176 2000
END BRANCH
BEGIN BRANCH XLXN_40(3:0)
WIRE 2000 688 2112 688
WIRE 2112 480 2112 688
WIRE 2112 480 2224 480
END BRANCH
BEGIN BRANCH alm
WIRE 2432 1968 2464 1968
END BRANCH
IOMARKER 2464 1968 alm R0 28
IOMARKER 2720 288 wx(7:0) R0 28
BEGIN BRANCH q(7:0)
WIRE 3184 480 3216 480
END BRANCH
IOMARKER 3216 480 q(7:0) R0 28
BEGIN BRANCH en
WIRE 1600 1408 1632 1408
END BRANCH
IOMARKER 1600 1408 en R180 28
BEGIN BRANCH XLXN_41(3:0)
WIRE 2016 1344 2080 1344
WIRE 2080 352 2224 352
WIRE 2080 352 2080 1344
END BRANCH
BEGIN BRANCH XLXN_42(3:0)
WIRE 2016 1408 2064 1408
WIRE 2064 416 2064 1408
WIRE 2064 416 2224 416
END BRANCH
BEGIN INSTANCE XLXI_47 2256 1376 R0
END INSTANCE
BEGIN INSTANCE XLXI_48 800 1840 M180
END INSTANCE
BEGIN BRANCH XLXN_50
WIRE 2016 1280 2256 1280
END BRANCH
BEGIN BRANCH XLXN_51
WIRE 720 1776 720 1936
WIRE 720 1936 800 1936
WIRE 720 1776 2048 1776
WIRE 1472 1008 2048 1008
WIRE 2048 1008 2048 1776
END BRANCH
BEGIN BRANCH XLXN_52
WIRE 2112 1856 2112 1936
WIRE 2112 1936 2176 1936
WIRE 2112 1856 2720 1856
WIRE 2640 1280 2720 1280
WIRE 2720 1280 2720 1856
END BRANCH
END SHEET
END SCHEMATIC
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