sys_int.sym

来自「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：wleec」· SYM 代码 · 共 109 行

VERSION 5
BEGIN SYMBOL sys_int
SYMBOLTYPE BLOCK
TIMESTAMP 2006 3 12 8 22 58
SYMPIN 0 -544 Input Locked
SYMPIN 0 -464 Input Clk_i
SYMPIN 0 -384 Input data_addr_n_i
SYMPIN 0 -304 Input we_rn_i
SYMPIN 0 -224 Input data_addr_n_reg
SYMPIN 0 -144 Input we_rn_reg
SYMPIN 0 -64 Input AD_reg(31:0)
SYMPIN 464 -544 Output write_st
SYMPIN 464 -32 Output Add_reg(31:0)
SYMPIN 464 -160 Output ki_max(3:0)
SYMPIN 464 -96 Output ref_max(15:0)
SYMPIN 464 -480 Output sd_data_reg(31:0)
SYMPIN 464 -416 Output Act_st(2:0)
SYMPIN 464 -352 Output rcd_c_max(1:0)
SYMPIN 464 -288 Output cas_lat_max(1:0)
SYMPIN 464 -224 Output burst_max(2:0)
RECTANGLE N 64 -576 400 0 
BEGIN DISPLAY 232 -584 ATTR SymbolName
    ALIGNMENT BCENTER
    FONT 56 "Arial"
END DISPLAY
LINE N 64 -544 0 -544 
BEGIN DISPLAY 72 -544 PIN Locked ATTR PinName
    FONT 24 "Arial"
END DISPLAY
LINE N 64 -464 0 -464 
BEGIN DISPLAY 72 -464 PIN Clk_i ATTR PinName
    FONT 24 "Arial"
END DISPLAY
LINE N 64 -384 0 -384 
BEGIN DISPLAY 72 -384 PIN data_addr_n_i ATTR PinName
    FONT 24 "Arial"
END DISPLAY
LINE N 64 -304 0 -304 
BEGIN DISPLAY 72 -304 PIN we_rn_i ATTR PinName
    FONT 24 "Arial"
END DISPLAY
LINE N 64 -224 0 -224 
BEGIN DISPLAY 72 -224 PIN data_addr_n_reg ATTR PinName
    FONT 24 "Arial"
END DISPLAY
LINE N 64 -144 0 -144 
BEGIN DISPLAY 72 -144 PIN we_rn_reg ATTR PinName
    FONT 24 "Arial"
END DISPLAY
LINE N 64 -64 0 -64 
BEGIN DISPLAY 72 -64 PIN AD_reg(31:0) ATTR PinName
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 0 -76 64 -52 
LINE N 400 -544 464 -544 
BEGIN DISPLAY 392 -544 PIN write_st ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
LINE N 400 -32 464 -32 
BEGIN DISPLAY 392 -32 PIN Add_reg(31:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -44 464 -20 
LINE N 400 -160 464 -160 
BEGIN DISPLAY 392 -160 PIN ki_max(3:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -172 464 -148 
LINE N 400 -96 464 -96 
BEGIN DISPLAY 392 -96 PIN ref_max(15:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -108 464 -84 
LINE N 400 -480 464 -480 
BEGIN DISPLAY 392 -480 PIN sd_data_reg(31:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -492 464 -468 
LINE N 400 -416 464 -416 
BEGIN DISPLAY 392 -416 PIN Act_st(2:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -428 464 -404 
LINE N 400 -352 464 -352 
RECTANGLE N 400 -364 464 -340 
BEGIN DISPLAY 392 -352 PIN rcd_c_max(1:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
LINE N 400 -288 464 -288 
BEGIN DISPLAY 392 -288 PIN cas_lat_max(1:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -300 464 -276 
LINE N 400 -224 464 -224 
BEGIN DISPLAY 392 -224 PIN burst_max(2:0) ATTR PinName
    ALIGNMENT RIGHT
    FONT 24 "Arial"
END DISPLAY
RECTANGLE N 400 -236 464 -212 
END SYMBOL