File list (Check if you may need any files):
Seg & LED\key_scan.tfi
.........\key_scan.v
.........\key_scan.v.bak
.........\key_scan_summary.html
.........\led.ise
.........\led.ise_ISE_Backup
.........\led.ntrc_log
.........\led.restore
.........\led_ctrl.ngc
.........\led_ctrl.ngr
.........\led_ctrl.tfi
.........\led_ctrl.v
.........\led_ctrl.v.bak
.........\led_ctrl_summary.html
.........\scan_ctrl.tfi
.........\scan_ctrl.v
.........\scan_ctrl.v.bak
.........\scan_ctrl_summary.html
.........\top.cmd_log
.........\top.lfp
.........\top.lso
.........\top.ngc
.........\top.ngr
.........\top.prj
.........\top.stx
.........\top.syr
.........\top.ucf
.........\top.v
.........\top.v.bak
.........\top.xst
.........\top_summary.html
.........\xst\dump.xst\key_scan.prj\ntrc.scr
.........\...\........\led_ctrl.prj\ntrc.scr
.........\...\........\scan_ctrl.prj\ntrc.scr
.........\...\........\top.prj\ntrc.scr
.........\...\work\hdllib.ref
.........\...\....\vlg69\scan__ctrl.bin
.........\...\....\....F\top.bin
.........\...\....\...7D\key__scan.bin
.........\...\....\.....\led__ctrl.bin
.........\_pace.ucf
.........\.xmsgs\xst.xmsgs
.........\xst\dump.xst\key_scan.prj\ngx\notopt
.........\...\........\............\...\opt
.........\...\........\led_ctrl.prj\ngx\notopt
.........\...\........\............\...\opt
.........\...\........\scan_ctrl.prj\ngx\notopt
.........\...\........\.............\...\opt
.........\...\........\top.prj\ngx\notopt
.........\...\........\.......\...\opt
.........\...\........\key_scan.prj\ngx
.........\...\........\led_ctrl.prj\ngx
.........\...\........\scan_ctrl.prj\ngx
.........\...\........\top.prj\ngx
.........\...\........\key_scan.prj
.........\...\........\led_ctrl.prj
.........\...\........\scan_ctrl.prj
.........\...\........\top.prj
.........\...\work\vlg69
.........\...\....\vlg6F
.........\...\....\vlg7D
.........\...\dump.xst
.........\...\projnav.tmp
.........\...\work
.........\templates
.........\xst
.........\_xmsgs
Seg & LED