文件名称:scan_keyboard
介绍说明－－下载内容均来自于网络，请自行研究使用
读取4*4键盘的键值，并用数码管显示，我写的，值得下载！-Read 4* 4 keyboard keys, and digital display, I wrote, it is worth downloading!
(系统自动生成,下载前可以参看下载内容)
下载文件列表
扫描键盘
........\act.vhd
........\cmp_state.ini
........\db
........\..\add_sub_rch.tdf
........\..\stopwatch.asm.qmsg
........\..\stopwatch.cmp.cdb
........\..\stopwatch.cmp.ddb
........\..\stopwatch.cmp.hdb
........\..\stopwatch.cmp.rdb
........\..\stopwatch.cmp.tdb
........\..\stopwatch.csf.qmsg
........\..\stopwatch.db_info
........\..\stopwatch.fit.qmsg
........\..\stopwatch.hif
........\..\stopwatch.map.cdb
........\..\stopwatch.map.hdb
........\..\stopwatch.map.qmsg
........\..\stopwatch.pre_map.hdb
........\..\stopwatch.project.hdb
........\..\stopwatch.rtlv.hdb
........\..\stopwatch.rtlv_sg.cdb
........\..\stopwatch.rtlv_sg_swap.cdb
........\..\stopwatch.sgdiff.cdb
........\..\stopwatch.sgdiff.hdb
........\..\stopwatch.stopwatch.sld_design_entry.sci
........\..\stopwatch.tan.qmsg
........\..\stopwatch_cmp.qrpt
........\..\stopwatch_hier_info
........\..\stopwatch_syn_hier_info
........\minute.vhd
........\msecond.vhd
........\second.vhd
........\stopwatch.asm.rpt
........\stopwatch.cdf
........\stopwatch.done
........\stopwatch.fit.eqn
........\stopwatch.fit.rpt
........\stopwatch.flow.rpt
........\stopwatch.map.eqn
........\stopwatch.map.rpt
........\stopwatch.pin
........\stopwatch.pof
........\stopwatch.qpf
........\stopwatch.qsf
........\stopwatch.qws
........\stopwatch.sof
........\stopwatch.tan.rpt
........\stopwatch.tan.summary
........\stopwatch.vhd
........\act.vhd
........\cmp_state.ini
........\db
........\..\add_sub_rch.tdf
........\..\stopwatch.asm.qmsg
........\..\stopwatch.cmp.cdb
........\..\stopwatch.cmp.ddb
........\..\stopwatch.cmp.hdb
........\..\stopwatch.cmp.rdb
........\..\stopwatch.cmp.tdb
........\..\stopwatch.csf.qmsg
........\..\stopwatch.db_info
........\..\stopwatch.fit.qmsg
........\..\stopwatch.hif
........\..\stopwatch.map.cdb
........\..\stopwatch.map.hdb
........\..\stopwatch.map.qmsg
........\..\stopwatch.pre_map.hdb
........\..\stopwatch.project.hdb
........\..\stopwatch.rtlv.hdb
........\..\stopwatch.rtlv_sg.cdb
........\..\stopwatch.rtlv_sg_swap.cdb
........\..\stopwatch.sgdiff.cdb
........\..\stopwatch.sgdiff.hdb
........\..\stopwatch.stopwatch.sld_design_entry.sci
........\..\stopwatch.tan.qmsg
........\..\stopwatch_cmp.qrpt
........\..\stopwatch_hier_info
........\..\stopwatch_syn_hier_info
........\minute.vhd
........\msecond.vhd
........\second.vhd
........\stopwatch.asm.rpt
........\stopwatch.cdf
........\stopwatch.done
........\stopwatch.fit.eqn
........\stopwatch.fit.rpt
........\stopwatch.flow.rpt
........\stopwatch.map.eqn
........\stopwatch.map.rpt
........\stopwatch.pin
........\stopwatch.pof
........\stopwatch.qpf
........\stopwatch.qsf
........\stopwatch.qws
........\stopwatch.sof
........\stopwatch.tan.rpt
........\stopwatch.tan.summary
........\stopwatch.vhd