File list (Check if you may need any files):
44键盘扫描电路设计
..................\44key
..................\.....\clk_gen.inc
..................\.....\clk_gen.vhd
..................\.....\clk_gen.vhd.bak
..................\.....\db
..................\.....\..\key_44.asm.qmsg
..................\.....\..\key_44.cbx.xml
..................\.....\..\key_44.cmp.cdb
..................\.....\..\key_44.cmp.hdb
..................\.....\..\key_44.cmp.logdb
..................\.....\..\key_44.cmp.rdb
..................\.....\..\key_44.cmp.tdb
..................\.....\..\key_44.cmp0.ddb
..................\.....\..\key_44.db_info
..................\.....\..\key_44.eco.cdb
..................\.....\..\key_44.fit.qmsg
..................\.....\..\key_44.hier_info
..................\.....\..\key_44.hif
..................\.....\..\key_44.map.cdb
..................\.....\..\key_44.map.hdb
..................\.....\..\key_44.map.logdb
..................\.....\..\key_44.map.qmsg
..................\.....\..\key_44.pre_map.cdb
..................\.....\..\key_44.pre_map.hdb
..................\.....\..\key_44.rpp.qmsg
..................\.....\..\key_44.rtlv.hdb
..................\.....\..\key_44.rtlv_sg.cdb
..................\.....\..\key_44.rtlv_sg_swap.cdb
..................\.....\..\key_44.sgate.rvd
..................\.....\..\key_44.sgate_sm.rvd
..................\.....\..\key_44.sgdiff.cdb
..................\.....\..\key_44.sgdiff.hdb
..................\.....\..\key_44.sld_design_entry.sci
..................\.....\..\key_44.sld_design_entry_dsc.sci
..................\.....\..\key_44.syn_hier_info
..................\.....\..\key_44.tan.qmsg
..................\.....\..\key_44.tis_db_list.ddb
..................\.....\..\key_44.tmw_info
..................\.....\..\prev_cmp_key_44.asm.qmsg
..................\.....\..\prev_cmp_key_44.fit.qmsg
..................\.....\..\prev_cmp_key_44.map.qmsg
..................\.....\..\prev_cmp_key_44.qmsg
..................\.....\..\prev_cmp_key_44.tan.qmsg
..................\.....\key44_xiaod.vhd
..................\.....\key44_xiaod.vhd.bak
..................\.....\key_44.asm.rpt
..................\.....\key_44.done
..................\.....\key_44.fit.rpt
..................\.....\key_44.fit.summary
..................\.....\key_44.flow.rpt
..................\.....\key_44.map.rpt
..................\.....\key_44.map.summary
..................\.....\key_44.pin
..................\.....\key_44.pof
..................\.....\key_44.qpf
..................\.....\key_44.qsf
..................\.....\key_44.qws
..................\.....\key_44.tan.rpt
..................\.....\key_44.tan.summary
..................\.....\key_44.vhd
..................\.....\key_44.vhd.bak
..................\.....\key_juzh.vhd.bak
..................\.....\key_scan.vhd
..................\.....\key_scan.vhd.bak
..................\.....\key_yima.vhd
..................\.....\key_yima.vhd.bak
..................\.....\xiaodou.vhd
..................\.....\xiaodou.vhd.bak
..................\db
..................\..\add_sub_m9c.tdf
..................\..\add_sub_n9c.tdf
..................\..\add_sub_o9c.tdf
..................\..\add_sub_p9c.tdf
..................\..\alt_u_div_i0f.tdf
..................\..\alt_u_div_lke.tdf
..................\..\altsyncram_4lu.tdf
..................\..\altsyncram_ltu.tdf
..................\..\altsyncram_otu.tdf
..................\..\keydesign.asm.qmsg
..................\..\keydesign.cbx.xml
..................\..\keydesign.cmp.cdb
..................\..\keydesign.cmp.ecobp
..................\..\keydesign.cmp.hdb
..................\..\keydesign.cmp.logdb
..................\..\keydesign.cmp.rdb
..................\..\keydesign.cmp.tdb
..................\..\keydesign.cmp0.ddb
..................\..\keydesign.db_info
..................\..\keydesign.eco.cdb
..................\..\keydesign.eds_overflow
..................\..\keydesign.fit.qmsg
..................\..\keydesign.hier_info
..................\..\keydesign.hif
..................\..\keydesign.map.cdb
..................\..\keydesign.map.ecobp
..................\..\keydesign.map.hdb
..................\..\keydesign.map.logd