5秒钟的倒计时，并在开发板上显示

基于FPGA的5秒倒计时，并在开发板上显示出来

 属性            大小     日期    时间   名称
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     文件       7864  2012-10-09 10:43  daojishi2\daojishi2.asm.rpt

     文件       5461  2012-10-09 10:11  daojishi2\daojishi2.bdf

     文件         26  2012-10-09 10:43  daojishi2\daojishi2.done

     文件      99955  2012-10-09 10:43  daojishi2\daojishi2.fit.rpt

     文件        513  2012-10-09 10:43  daojishi2\daojishi2.fit.smsg

     文件        601  2012-10-09 10:43  daojishi2\daojishi2.fit.summary

     文件       7583  2012-10-09 10:43  daojishi2\daojishi2.flow.rpt

     文件      21637  2012-10-09 10:43  daojishi2\daojishi2.map.rpt

     文件        459  2012-10-09 10:43  daojishi2\daojishi2.map.summary

     文件      27422  2012-10-09 10:43  daojishi2\daojishi2.pin

     文件     524474  2012-10-09 10:43  daojishi2\daojishi2.pof

     文件        912  2012-10-09 10:02  daojishi2\daojishi2.qpf

     文件       2166  2012-10-09 10:05  daojishi2\daojishi2.qsf

     文件       1701  2012-10-09 10:47  daojishi2\daojishi2.qws

     文件     240775  2012-10-09 10:43  daojishi2\daojishi2.sof

     文件      68165  2012-10-09 10:43  daojishi2\daojishi2.tan.rpt

     文件       1001  2012-10-09 10:43  daojishi2\daojishi2.tan.summary

     文件        932  2012-10-09 10:43  daojishi2\db\daojishi2.（0）.cnf.cdb

     文件        575  2012-10-09 10:43  daojishi2\db\daojishi2.（0）.cnf.hdb

     文件       1490  2012-10-09 10:05  daojishi2\db\daojishi2.（1）.cnf.cdb

     文件        598  2012-10-09 10:05  daojishi2\db\daojishi2.（1）.cnf.hdb

     文件       2239  2012-10-09 10:43  daojishi2\db\daojishi2.（2）.cnf.cdb

     文件        978  2012-10-09 10:43  daojishi2\db\daojishi2.（2）.cnf.hdb

     文件       1108  2012-10-09 10:05  daojishi2\db\daojishi2.（3）.cnf.cdb

     文件        878  2012-10-09 10:05  daojishi2\db\daojishi2.（3）.cnf.hdb

     文件       2190  2012-10-09 10:43  daojishi2\db\daojishi2.asm.qmsg

     文件       4287  2012-10-09 10:43  daojishi2\db\daojishi2.asm_labs.ddb

     文件         91  2012-10-09 10:43  daojishi2\db\daojishi2.cbx.xml

     文件        521  2012-10-09 10:43  daojishi2\db\daojishi2.cmp.bpm

     文件      13400  2012-10-09 10:43  daojishi2\db\daojishi2.cmp.cdb

............此处省略69个文件信息