lcd162.sch

在LCD上显示事先就输入好的字符,可以任意改变的

VERSION 6
BEGIN SCHEMATIC
    BEGIN ATTR DeviceFamilyName "spartan2"
        DELETE all:0
        EDITNAME all:0
        EDITTRAIT all:0
    END ATTR
    BEGIN NETLIST
        SIGNAL clk
        SIGNAL rst
        SIGNAL lcd_rs
        SIGNAL lcd_rw
        SIGNAL lcd_e
        SIGNAL d(7:0)
        PORT Input clk
        PORT Input rst
        PORT Output lcd_rs
        PORT Output lcd_rw
        PORT Output lcd_e
        PORT Output d(7:0)
        BEGIN BLOCKDEF lcd2
            TIMESTAMP 2007 4 17 3 12 10
            RECTANGLE N 64 -256 320 0 
            LINE N 64 -224 0 -224 
            LINE N 64 -32 0 -32 
            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 BLOCK XLXI_2 lcd2
            PIN clk clk
            PIN Reset rst
            PIN lcd_rs lcd_rs
            PIN lcd_rw lcd_rw
            PIN lcd_e lcd_e
            PIN data(7:0) d(7:0)
        END BLOCK
    END NETLIST
    BEGIN SHEET 1 3520 2720
        BEGIN BRANCH clk
            WIRE 1168 1040 1296 1040
        END BRANCH
        BEGIN BRANCH rst
            WIRE 1168 1232 1280 1232
            WIRE 1280 1232 1296 1232
        END BRANCH
        BEGIN BRANCH lcd_rs
            WIRE 1680 1040 1728 1040
        END BRANCH
        BEGIN BRANCH lcd_rw
            WIRE 1680 1104 1728 1104
        END BRANCH
        BEGIN BRANCH lcd_e
            WIRE 1680 1168 1744 1168
        END BRANCH
        BEGIN BRANCH d(7:0)
            WIRE 1680 1232 1696 1232
            WIRE 1696 1232 1744 1232
        END BRANCH
        IOMARKER 1168 1040 clk R180 28
        IOMARKER 1728 1040 lcd_rs R0 28
        IOMARKER 1728 1104 lcd_rw R0 28
        IOMARKER 1744 1168 lcd_e R0 28
        BEGIN INSTANCE XLXI_2 1296 1264 R0
        END INSTANCE
        IOMARKER 1744 1232 d(7:0) R0 28
        IOMARKER 1168 1232 rst R180 28
    END SHEET
END SCHEMATIC