top.pcf

本代码介绍了使用VHDL开发FPGA的一般流程

SCHEMATIC START ;
// created by map version G.28 on Mon Dec 18 22:40:35 2006 
COMP "LED2_SEG<0>" LOCATE =  SITE "P90" LEVEL 1; 
COMP "LED2_SEG<1>" LOCATE =  SITE "P94" LEVEL 1; 
COMP "LED2_SEG<2>" LOCATE =  SITE "P84" LEVEL 1; 
COMP "LED2_SEG<3>" LOCATE =  SITE "P86" LEVEL 1; 
COMP "LED6_SEG<0>" LOCATE =  SITE "P49" LEVEL 1; 
COMP "LED2_SEG<4>" LOCATE =  SITE "P88" LEVEL 1; 
COMP "LED6_SEG<1>" LOCATE =  SITE "P57" LEVEL 1; 
COMP "LED2_SEG<5>" LOCATE =  SITE "P96" LEVEL 1; 
COMP "LED6_SEG<2>" LOCATE =  SITE "P46" LEVEL 1; 
COMP "LED2_SEG<6>" LOCATE =  SITE "P95" LEVEL 1; 
COMP "LED6_SEG<3>" LOCATE =  SITE "P47" LEVEL 1; 
COMP "LED6_SEG<4>" LOCATE =  SITE "P48" LEVEL 1; 
COMP "LED6_SEG<5>" LOCATE =  SITE "P61" LEVEL 1; 
COMP "LED6_SEG<6>" LOCATE =  SITE "P59" LEVEL 1; 
COMP "LED_point<0>" LOCATE =  SITE "P120" LEVEL 1; 
COMP "LED_point<1>" LOCATE =  SITE "P115" LEVEL 1; 
COMP "LED_point<2>" LOCATE =  SITE "P113" LEVEL 1; 
COMP "LED3_SEG<0>" LOCATE =  SITE "P74" LEVEL 1; 
COMP "LED3_SEG<1>" LOCATE =  SITE "P75" LEVEL 1; 
COMP "LED3_SEG<2>" LOCATE =  SITE "P70" LEVEL 1; 
COMP "Switch<0>" LOCATE =  SITE "P5" LEVEL 1; 
COMP "LED3_SEG<3>" LOCATE =  SITE "P71" LEVEL 1; 
COMP "Switch<1>" LOCATE =  SITE "P4" LEVEL 1; 
COMP "LED3_SEG<4>" LOCATE =  SITE "P73" LEVEL 1; 
COMP "Switch<2>" LOCATE =  SITE "P3" LEVEL 1; 
COMP "LED3_SEG<5>" LOCATE =  SITE "P82" LEVEL 1; 
COMP "LED3_SEG<6>" LOCATE =  SITE "P81" LEVEL 1; 
COMP "CLK_Basic" LOCATE =  SITE "P182" LEVEL 1; 
COMP "LED4_SEG<0>" LOCATE =  SITE "P62" LEVEL 1; 
COMP "LED4_SEG<1>" LOCATE =  SITE "P63" LEVEL 1; 
COMP "LED4_SEG<2>" LOCATE =  SITE "P69" LEVEL 1; 
COMP "LED4_SEG<3>" LOCATE =  SITE "P58" LEVEL 1; 
COMP "LED4_SEG<4>" LOCATE =  SITE "P60" LEVEL 1; 
COMP "LED4_SEG<5>" LOCATE =  SITE "P68" LEVEL 1; 
COMP "LED4_SEG<6>" LOCATE =  SITE "P67" LEVEL 1; 
COMP "RST" LOCATE =  SITE "P193" LEVEL 1; 
COMP "LED1_SEG<0>" LOCATE =  SITE "P109" LEVEL 1; 
COMP "LED1_SEG<1>" LOCATE =  SITE "P110" LEVEL 1; 
COMP "LED1_SEG<2>" LOCATE =  SITE "P101" LEVEL 1; 
COMP "LED1_SEG<3>" LOCATE =  SITE "P102" LEVEL 1; 
COMP "LED5_SEG<0>" LOCATE =  SITE "P97" LEVEL 1; 
COMP "OVER" LOCATE =  SITE "P134" LEVEL 1; 
COMP "LED1_SEG<4>" LOCATE =  SITE "P108" LEVEL 1; 
COMP "LED5_SEG<1>" LOCATE =  SITE "P89" LEVEL 1; 
COMP "LED1_SEG<5>" LOCATE =  SITE "P112" LEVEL 1; 
COMP "LED5_SEG<2>" LOCATE =  SITE "P100" LEVEL 1; 
COMP "LED1_SEG<6>" LOCATE =  SITE "P111" LEVEL 1; 
COMP "LED5_SEG<3>" LOCATE =  SITE "P99" LEVEL 1; 
COMP "CLK" LOCATE =  SITE "P80" LEVEL 1; 
COMP "LED5_SEG<4>" LOCATE =  SITE "P98" LEVEL 1; 
COMP "LED5_SEG<5>" LOCATE =  SITE "P83" LEVEL 1; 
COMP "LED_gate" LOCATE =  SITE "P132" LEVEL 1; 
COMP "LED5_SEG<6>" LOCATE =  SITE "P87" LEVEL 1; 
SCHEMATIC END ;