seg7.pcf

多功能数字时钟设计的源程序,可以实现计时闹钟鸣笛等基本功能.

//! **************************************************************************
// Written by: Map H.38 on Fri Jan 19 14:46:57 2007
//! **************************************************************************

SCHEMATIC START;
COMP "stop" LOCATE = SITE "M13" LEVEL 1;
COMP "an<0>" LOCATE = SITE "D14" LEVEL 1;
COMP "an<1>" LOCATE = SITE "G14" LEVEL 1;
COMP "an<2>" LOCATE = SITE "F14" LEVEL 1;
COMP "an<3>" LOCATE = SITE "E13" LEVEL 1;
COMP "clk" LOCATE = SITE "T9" LEVEL 1;
COMP "clr" LOCATE = SITE "L13" LEVEL 1;
COMP "seg<0>" LOCATE = SITE "P16" LEVEL 1;
COMP "seg<1>" LOCATE = SITE "N16" LEVEL 1;
COMP "seg<2>" LOCATE = SITE "F13" LEVEL 1;
COMP "seg<3>" LOCATE = SITE "R16" LEVEL 1;
COMP "seg<4>" LOCATE = SITE "P15" LEVEL 1;
COMP "seg<5>" LOCATE = SITE "N15" LEVEL 1;
COMP "seg<6>" LOCATE = SITE "G13" LEVEL 1;
COMP "start" LOCATE = SITE "M14" LEVEL 1;
COMP "seg<7>" LOCATE = SITE "E14" LEVEL 1;
NET "stop_BUFGP/IBUFG" BEL "stop_BUFGP/BUFG.GCLKMUX" USELOCALCONNECT;
NET "clk_BUFGP/IBUFG" BEL "clk_BUFGP/BUFG.GCLKMUX" USELOCALCONNECT;
SCHEMATIC END;