greedy_snake

代码说明：

  基于Basys2开发板实现VGA输出，PS/2键盘接入的贪吃蛇游戏，键盘上下左右控制方向，小键盘+键控制速度，小键盘回车开始游戏，空格暂停游戏。(Basys2 based development board to achieve VGA output, PS/2 keyboard access Snake game, up and down the keyboard to control the direction, speed control keypad+ key keypad Enter to start the game, pause the game space.)

文件列表：

greedy_snake
............\Game_ctrl_unit.bmm,0,2014-12-04
............\Game_ctrl_unit.v,2384,2014-12-25
............\Greedysnake.cmd_log,448,2014-12-04
............\Greedysnake.lso,6,2014-12-04
............\Greedysnake.prj,30,2014-12-04
............\Greedysnake.syr,5202,2014-12-04
............\Greedysnake.v,3126,2014-12-25
............\Greedysnake.xst,1155,2014-12-04
............\Greedysnake_envsettings.html,8894,2014-12-04
............\Greedysnake_summary.html,4230,2014-12-04
............\Greedysnake_xst.xrpt,8249,2014-12-04
............\greedy_snake.bgn,5031,2014-12-25
............\greedy_snake.bit,72765,2014-12-25
............\Greedy_Snake.bld,1044,2014-12-25
............\Greedy_Snake.cmd_log,63915,2014-12-25
............\greedy_snake.drc,510,2014-12-25
............\greedy_snake.gise,15463,2014-12-25
............\Greedy_Snake.lso,6,2014-12-25
............\Greedy_Snake.ncd,294426,2014-12-25
............\Greedy_Snake.ngc,354143,2014-12-25
............\Greedy_Snake.ngd,547096,2014-12-25
............\Greedy_Snake.ngr,412967,2014-12-25
............\Greedy_Snake.pad,6939,2014-12-25
............\Greedy_Snake.par,7875,2014-12-25
............\Greedy_Snake.pcf,15591,2014-12-25
............\Greedy_Snake.prj,233,2014-12-25
............\Greedy_Snake.ptwx,16857,2014-12-25
............\Greedy_Snake.stx,0,2014-12-25
............\Greedy_Snake.syr,54060,2014-12-25
............\Greedy_Snake.twr,36643,2014-12-25
............\Greedy_Snake.twx,61910,2014-12-25
............\Greedy_Snake.ucf,1066,2014-12-25
............\Greedy_Snake.unroutes,156,2014-12-25
............\Greedy_Snake.ut,393,2014-12-25
............\greedy_snake.xise,35922,2014-12-24
............\Greedy_Snake.xpi,46,2014-12-25
............\Greedy_Snake.xst,1158,2014-12-25
............\Greedy_Snake_bitgen.xwbt,244,2014-12-25
............\Greedy_Snake_envsettings.html,13150,2014-12-25
............\Greedy_Snake_guide.ncd,294426,2014-12-25
............\Greedy_Snake_map.map,2972,2014-12-25
............\Greedy_Snake_map.mrp,9797,2014-12-25
............\Greedy_Snake_map.ncd,157058,2014-12-25
............\Greedy_Snake_map.ngm,967268,2014-12-25
............\Greedy_Snake_map.xrpt,22150,2014-12-25
............\Greedy_Snake_ngdbuild.xrpt,8970,2014-12-25
............\Greedy_Snake_pad.csv,6971,2014-12-25
............\Greedy_Snake_pad.txt,26924,2014-12-25
............\Greedy_Snake_par.xrpt,78092,2014-12-25
............\Greedy_Snake_summary.html,9321,2014-12-25
............\Greedy_Snake_summary.xml,410,2014-12-25
............\Greedy_Snake_usage.xml,17999,2014-12-25
............\Greedy_Snake_xst.xrpt,15308,2014-12-25
............\ipcore_dir
............\iseconfig
............\.........\Greedysnake.xreport,20743,2014-12-04
............\.........\greedy_snake.projectmgr,8150,2014-12-25
............\.........\Greedy_Snake.xreport,20821,2014-12-25
............\Key.v,2807,2014-12-25
............\Keyboard.v,2698,2014-12-25
............\pa.fromHdl.tcl,1404,2014-12-11
............\pa.fromNetlist.tcl,652,2014-12-17
............\planAhead.ngc2edif.log,7697,2014-12-17
............\planAhead_pid10988.debug,3791,2014-12-04
............\planAhead_pid11336.debug,3789,2014-12-04
............\planAhead_pid12180.debug,3789,2014-12-04
............\planAhead_pid5656.debug,3790,2014-12-17
............\planAhead_run_1
............\...............\greedy_snake.data
............\...............\.................\cache
............\...............\.................\.....\Greedy_Snake_ngc_zx.edif,1492242,2014-12-04
............\...............\.................\constrs_1
............\...............\.................\.........\designprops.xml,163,2014-12-04
............\...............\.................\.........\fileset.xml,769,2014-12-04
............\...............\.................\.........\usercols.xml,78,2014-12-04
............\...............\.................\runs
............\...............\.................\....\impl_1.psg,422,2014-12-04
............\...............\.................\....\runs.xml,257,2014-12-04
............\...............\.................\sim_1
............\...............\.................\.....\fileset.xml,342,2014-12-04
............\...............\.................\sources_1
............\...............\.................\.........\chipscope.xml,113,2014-12-04
............\...............\.................\.........\fileset.xml,849,2014-12-04
............\...............\.................\.........\ports.xml,883,2014-12-04
............\...............\.................\wt
............\...............\.................\..\java_command_handlers.wdf,150,2014-12-04
............\...............\.................\..\project.wpc,105,2014-12-04
............\...............\.................\..\webtalk_pa.xml,1355,2014-12-04
............\...............\greedy_snake.ppr,1074,2014-12-04
............\...............\planAhead.jou,2506,2014-12-04
............\...............\planAhead.log,7934,2014-12-04
............\...............\planAhead_run.log,7438,2014-12-04
............\planAhead_run_2
............\...............\greedy_snake.data
............\...............\.................\cache
............\...............\.................\.....\Greedy_Snake_ngc_zx.edif,1492242,2014-12-04
............\...............\.................\constrs_1
............\...............\.................\.........\designprops.xml,163,2014-12-04
............\...............\.................\.........\fileset.xml,769,2014-12-04