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51单片机C语言常用模块与综合系统设计实例精讲

VERSION 6
BEGIN SCHEMATIC
    BEGIN ATTR DeviceFamilyName "xc9500xl"
        DELETE all:0
        EDITNAME all:0
        EDITTRAIT all:0
    END ATTR
    BEGIN NETLIST
        SIGNAL RST
        SIGNAL RD
        SIGNAL XLXN_17(7:0)
        SIGNAL XLXN_20(7:0)
        SIGNAL XLXN_21(7:0)
        SIGNAL XLXN_23(7:0)
        SIGNAL XLXN_24(7:0)
        SIGNAL BYCS
        SIGNAL BSCS
        SIGNAL XLXN_127
        SIGNAL DOUT0
        SIGNAL XLXN_97
        SIGNAL FRYBY
        SIGNAL XLXN_139
        SIGNAL XLXN_151
        SIGNAL XLXN_102
        SIGNAL BUSY
        SIGNAL XLXN_140
        SIGNAL XLXN_152
        SIGNAL DATA(0:7)
        SIGNAL XLXN_25
        SIGNAL DOUT0,g,g,g,g,g,g,g
        SIGNAL DIN(0:7)
        SIGNAL XLXN_119
        SIGNAL WR
        SIGNAL LEDCS
        SIGNAL RCS
        SIGNAL FCS
        SIGNAL MCS
        SIGNAL DIEN
        SIGNAL ADR(15:0)
        SIGNAL MWR
        SIGNAL MRD
        SIGNAL NRST
        SIGNAL g
        SIGNAL DIN(0)
        SIGNAL LED
        SIGNAL XLXN_171
        PORT Input RST
        PORT Input RD
        PORT Input FRYBY
        PORT Input BUSY
        PORT BiDirectional DATA(0:7)
        PORT Input WR
        PORT Output RCS
        PORT Output FCS
        PORT Output MCS
        PORT Output DIEN
        PORT Input ADR(15:0)
        PORT Output MWR
        PORT Output MRD
        PORT Output NRST
        PORT Output LED
        BEGIN BLOCKDEF adecode
            TIMESTAMP 2006 10 12 8 25 50
            RECTANGLE N 64 -640 320 0 
            LINE N 64 -608 0 -608 
            LINE N 64 -320 0 -320 
            LINE N 64 -32 0 -32 
            RECTANGLE N 0 -44 64 -20 
            LINE N 320 -608 384 -608 
            LINE N 320 -544 384 -544 
            LINE N 320 -480 384 -480 
            LINE N 320 -416 384 -416 
            LINE N 320 -352 384 -352 
            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 
        END BLOCKDEF
        BEGIN BLOCKDEF fdce
            TIMESTAMP 2001 3 9 11 23 0
            LINE N 0 -128 64 -128 
            LINE N 0 -192 64 -192 
            LINE N 0 -32 64 -32 
            LINE N 0 -256 64 -256 
            LINE N 384 -256 320 -256 
            LINE N 64 -112 80 -128 
            LINE N 80 -128 64 -144 
            LINE N 192 -64 192 -32 
            LINE N 192 -32 64 -32 
            RECTANGLE N 64 -320 320 -64 
        END BLOCKDEF
        BEGIN BLOCKDEF inv
            TIMESTAMP 2001 3 9 11 23 50
            LINE N 0 -32 64 -32 
            LINE N 224 -32 160 -32 
            LINE N 64 -64 128 -32 
            LINE N 128 -32 64 0 
            LINE N 64 0 64 -64 
            CIRCLE N 128 -48 160 -16 
        END BLOCKDEF
        BEGIN BLOCKDEF ibuf8
            TIMESTAMP 2001 3 9 11 23 23
            RECTANGLE N 128 -44 224 -20 
            LINE N 224 -32 128 -32 
            RECTANGLE N 0 -44 64 -20 
            LINE N 64 0 64 -64 
            LINE N 128 -32 64 0 
            LINE N 64 -64 128 -32 
            LINE N 0 -32 64 -32 
        END BLOCKDEF
        BEGIN BLOCKDEF obufe8
            TIMESTAMP 2001 3 9 11 23 23
            LINE N 0 -96 64 -96 
            LINE N 0 -32 64 -32 
            LINE N 224 -32 128 -32 
            RECTANGLE N 0 -44 64 -20 
            RECTANGLE N 128 -44 224 -20 
            LINE N 96 -96 64 -96 
            LINE N 96 -48 96 -96 
            LINE N 64 -64 64 0 
            LINE N 128 -32 64 -64 
            LINE N 64 0 128 -32 
        END BLOCKDEF
        BEGIN BLOCKDEF nor2
            TIMESTAMP 2001 3 9 11 23 50
            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 and2
            TIMESTAMP 2001 5 11 10 41 37
            LINE N 0 -64 64 -64 
            LINE N 0 -128 64 -128 
            LINE N 256 -96 192 -96 
            ARC N 96 -144 192 -48 144 -48 144 -144 
            LINE N 144 -48 64 -48 
            LINE N 64 -144 144 -144 
            LINE N 64 -48 64 -144 
        END BLOCKDEF
        BEGIN BLOCKDEF buft
            TIMESTAMP 2001 3 9 11 21 49
            LINE N 64 -64 64 0 
            LINE N 128 -32 64 -64 
            LINE N 64 0 128 -32 
            LINE N 96 -96 64 -96 
            LINE N 96 -48 96 -96 
            LINE N 0 -96 64 -96 
            LINE N 224 -32 128 -32 
            LINE N 0 -32 64 -32 
        END BLOCKDEF
        BEGIN BLOCKDEF gnd
            TIMESTAMP 2001 3 9 11 23 11
            LINE N 64 -128 64 -96 
            LINE N 64 -64 64 -80 
            LINE N 88 -64 40 -64 
            LINE N 68 -32 60 -32 
            LINE N 76 -48 52 -48 
            LINE N 64 -64 64 -96 
        END BLOCKDEF
        BEGIN BLOCK XLXI_3 fdce
            PIN C XLXN_97
            PIN CE XLXN_151
            PIN CLR RST
            PIN D FRYBY
            PIN Q XLXN_139
        END BLOCK
        BEGIN BLOCK XLXI_18 inv
            PIN I RD
            PIN O XLXN_97
        END BLOCK
        BEGIN BLOCK XLXI_34 buft
            PIN I XLXN_139
            PIN T BYCS
            PIN O DOUT0
        END BLOCK
        BEGIN BLOCK XLXI_36 inv
            PIN I BYCS
            PIN O XLXN_151
        END BLOCK
        BEGIN BLOCK XLXI_21 fdce
            PIN C XLXN_102
            PIN CE XLXN_152
            PIN CLR RST
            PIN D BUSY
            PIN Q XLXN_140
        END BLOCK
        BEGIN BLOCK XLXI_22 inv
            PIN I RD
            PIN O XLXN_102
        END BLOCK
        BEGIN BLOCK XLXI_33 buft
            PIN I XLXN_140
            PIN T BSCS
            PIN O DOUT0
        END BLOCK
        BEGIN BLOCK XLXI_35 inv
            PIN I BSCS
            PIN O XLXN_152
        END BLOCK
        BEGIN BLOCK XLXI_5 ibuf8
            PIN I(7:0) DATA(0:7)
            PIN O(7:0) DIN(0:7)
        END BLOCK
        BEGIN BLOCK XLXI_6 obufe8
            PIN E XLXN_25
            PIN I(7:0) DOUT0,g,g,g,g,g,g,g
            PIN O(7:0) DATA(0:7)
        END BLOCK
        BEGIN BLOCK XLXI_25 nor2
            PIN I0 XLXN_119
            PIN I1 RD
            PIN O XLXN_25
        END BLOCK
        BEGIN BLOCK XLXI_29 and2
            PIN I0 BYCS
            PIN I1 BSCS
            PIN O XLXN_119
        END BLOCK
        BEGIN BLOCK XLXI_1 adecode
            PIN WR WR
            PIN RD RD
            PIN ADRES(15:0) ADR(15:0)
            PIN RCS RCS
            PIN FCS FCS
            PIN MCS MCS
            PIN BYCS BYCS
            PIN BSCS BSCS
            PIN LEDCS LEDCS
            PIN DIEN DIEN
            PIN MWR MWR
            PIN MRD MRD
            PIN REV
        END BLOCK
        BEGIN BLOCK XLXI_4 inv
            PIN I RST
            PIN O NRST
        END BLOCK
        BEGIN BLOCK XLXI_68 gnd
            PIN G g
        END BLOCK
        BEGIN BLOCK XLXI_49 fdce
            PIN C WR
            PIN CE XLXN_171
            PIN CLR RST
            PIN D DIN(0)
            PIN Q LED
        END BLOCK
        BEGIN BLOCK XLXI_50 inv
            PIN I LEDCS
            PIN O XLXN_171
        END BLOCK
    END NETLIST
    BEGIN SHEET 1 5440 3520