keyval.sym

8位密码锁的实现

VERSION 5
BEGIN SYMBOL 
SYMBOLTYPE BLOCK
TIMESTAMP 2007 4 19 11 7 32
SYMPIN 0 -224 Input clkscan
SYMPIN 0 -32 Input keyin(3:0)
SYMPIN 384 -224 Output pressed
SYMPIN 384 160 Output comp
SYMPIN 384 256 Output rstcode
SYMPIN 384 -128 Output clr_out
SYMPIN 384 64 Output keydrv(3:0)
SYMPIN 384 -32 Output value(3:0)
BEGIN DISPLAY 192 -264 ATTR SymbolName
    ALIGNMENT BCENTER
    FONT 56 "Arial"
END DISPLAY
BEGIN DISPLAY 72 -224 PIN clkscan ATTR PinName
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 72 -32 PIN keyin(3:0) ATTR PinName
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 312 -224 PIN pressed ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 312 160 PIN comp ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 312 256 PIN rstcode ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 312 -128 PIN clr_out ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 312 64 PIN keydrv(3:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 312 -32 PIN value(3:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
LINE N 320 160 384 160 
LINE N 320 256 384 256 
LINE N 64 -224 0 -224 
LINE N 64 -32 0 -32 
RECTANGLE N 0 -44 64 -20 
LINE N 320 -224 384 -224 
LINE N 320 64 384 64 
RECTANGLE N 320 52 384 76 
LINE N 320 -32 384 -32 
RECTANGLE N 320 -44 384 -20 
LINE N 320 -128 384 -128 
RECTANGLE N 64 -256 320 432 
END SYMBOL