fdp_4.sym

这是我从网上找到的用vhdl语言写的sdram控制器的代码。我的邮箱：[e-mail]

VERSION 5
BEGIN SYMBOL fdp_4
SYMBOLTYPE BLOCK
TIMESTAMP 2006 3 13 14 26 29
SYMPIN 0 -160 Input d(3:0)
SYMPIN 384 -160 Output q(3:0)
SYMPIN 0 -96 Input c
SYMPIN 0 -224 Input pre
RECTANGLE N 64 -192 320 0 
LINE N 64 -160 0 -160 
BEGIN DISPLAY 72 -160 PIN d(3:0) ATTR PinName
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 0 -172 64 -148 
LINE N 320 -160 384 -160 
BEGIN DISPLAY 312 -160 PIN q(3:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 320 -172 384 -148 
LINE N 64 -96 0 -96 
BEGIN DISPLAY 72 -96 PIN c ATTR PinName
    FONT 24 "Arial"
END DISPLAY
BEGIN DISPLAY 196 -240 ATTR SymbolName
    ALIGNMENT BCENTER
    FONT 56 "Arial"
END DISPLAY
LINE N 64 -224 0 -224 
LINE N 184 -192 184 -224 
LINE N 184 -224 76 -224 
LINE N 76 -224 64 -224 
BEGIN DISPLAY 172 -180 PIN pre ATTR PinName
    FONT 24 "Arial"
END DISPLAY
END SYMBOL