文件名称:key_scan
介绍说明－－下载内容均来自于网络，请自行研究使用
程序主要是用硬件描述语言（VHDL）实现：
4*4键盘扫描，简洁明了，通俗易懂，比较适合VHDL初学者-procedure was used in hardware descr iption language (VHDL) to achieve : 4 * 4 keyboard scan, concise, easily understood and more suitable for beginners VHDL
4*4键盘扫描，简洁明了，通俗易懂，比较适合VHDL初学者-procedure was used in hardware descr iption language (VHDL) to achieve : 4 * 4 keyboard scan, concise, easily understood and more suitable for beginners VHDL
(系统自动生成,下载前可以参看下载内容)
下载文件列表
压缩包 : 105230335key_scan.rar 列表 KEY_SCAN KEY_SCAN\pailie.vwf KEY_SCAN\KEY_SCAN.qpf KEY_SCAN\KEY_SCAN.qsf KEY_SCAN\Keyboard.vwf KEY_SCAN\KEY_SCAN.done KEY_SCAN\KEY_SCAN.map.rpt KEY_SCAN\KEY_SCAN.flow.rpt KEY_SCAN\KEY_SCAN.map.summary KEY_SCAN\KEY_SCAN_lie.vwf KEY_SCAN\pailie.vhd KEY_SCAN\KEY_SCAN.map.eqn KEY_SCAN\KEY_SCAN.fit.eqn KEY_SCAN\KEY_SCAN.pin KEY_SCAN\KEY_SCAN.fit.rpt KEY_SCAN\KEY_SCAN.fit.summary KEY_SCAN\KEY_SCAN.sof KEY_SCAN\KEY_SCAN.pof KEY_SCAN\KEY_SCAN.asm.rpt KEY_SCAN\KEY_SCAN.tan.summary KEY_SCAN\KEY_SCAN.tan.rpt KEY_SCAN\READ_LIE.vhd KEY_SCAN\key.vhd KEY_SCAN\read_lie.bsf KEY_SCAN\out_hang.bsf KEY_SCAN\out_hang.vhd KEY_SCAN\BL.vhd KEY_SCAN\KEY_SCAN.bdf KEY_SCAN\Keyboard.vhd KEY_SCAN\KEY_SCAN.sim.rpt KEY_SCAN\fpga_s51_0.vhd KEY_SCAN\FPGA_S51_0.bsf KEY_SCAN\FPGA_S51_0.vwf KEY_SCAN\KEY_SCAN.qws KEY_SCAN\cmp_state.ini KEY_SCAN\out_hang2.vhd KEY_SCAN\out_hang2.vwf KEY_SCAN\OUT_HANG2.bsf KEY_SCAN\KEY_SCAN.vwf KEY_SCAN\KEY_SCAN.bsf KEY_SCAN\BCD_BIN.vhd KEY_SCAN\MUL_10_waveforms.html KEY_SCAN\MUL_10_wave0.jpg KEY_SCAN\MUL_10.vhd KEY_SCAN\MUL_10.inc KEY_SCAN\Keyboard.bsf KEY_SCAN\pailie.bsf KEY_SCAN\KEY_SCAN_lie.bdf KEY_SCAN\sim.cfg KEY_SCAN\KEY_SCAN_assignment_defaults.qdf KEY_SCAN\db KEY_SCAN\db\KEY_SCAN.db_info KEY_SCAN\db\KEY_SCAN.map.qmsg KEY_SCAN\db\mux_19c.tdf KEY_SCAN\db\KEY_SCAN.sim.qmsg KEY_SCAN\db\add_sub_anh.tdf KEY_SCAN\db\KEY_SCAN.fit.qmsg KEY_SCAN\db\KEY_SCAN.hif KEY_SCAN\db\KEY_SCAN.cmp.hdb KEY_SCAN\db\KEY_SCAN.(0).cnf.cdb KEY_SCAN\db\KEY_SCAN.rtlv_sg_swap.cdb KEY_SCAN\db\KEY_SCAN.(0).cnf.hdb KEY_SCAN\db\KEY_SCAN.asm.qmsg KEY_SCAN\db\KEY_SCAN.icc KEY_SCAN\db\KEY_SCAN.hier_info KEY_SCAN\db\KEY_SCAN.psp KEY_SCAN\db\mux_s8c.tdf KEY_SCAN\db\KEY_SCAN_cmp.qrpt KEY_SCAN\db\add_sub_cnh.tdf KEY_SCAN\db\KEY_SCAN.(2).cnf.cdb KEY_SCAN\db\KEY_SCAN.(3).cnf.cdb KEY_SCAN\db\KEY_SCAN_sim.qrpt KEY_SCAN\db\KEY_SCAN.(1).cnf.cdb KEY_SCAN\db\KEY_SCAN.(3).cnf.hdb KEY_SCAN\db\KEY_SCAN.(1).cnf.hdb KEY_SCAN\db\KEY_SCAN.tan.qmsg KEY_SCAN\db\KEY_SCAN.(2).cnf.hdb KEY_SCAN\db\KEY_SCAN.rtlv_sg.cdb KEY_SCAN\db\KEY_SCAN.syn_hier_info KEY_SCAN\db\KEY_SCAN.sim.hdb KEY_SCAN\db\KEY_SCAN.rtlv.hdb KEY_SCAN\db\KEY_SCAN.(10).cnf.cdb KEY_SCAN\db\KEY_SCAN.(10).cnf.hdb KEY_SCAN\db\KEY_SCAN.eds_overflow KEY_SCAN\db\KEY_SCAN.pre_map.hdb KEY_SCAN\db\KEY_SCAN.pre_map.cdb KEY_SCAN\db\KEY_SCAN.map.cdb KEY_SCAN\db\KEY_SCAN.(4).cnf.cdb KEY_SCAN\db\KEY_SCAN.sgdiff.cdb KEY_SCAN\db\KEY_SCAN.(4).cnf.hdb KEY_SCAN\db\KEY_SCAN.sgdiff.hdb KEY_SCAN\db\KEY_SCAN.(5).cnf.cdb KEY_SCAN\db\KEY_SCAN.(5).cnf.hdb KEY_SCAN\db\KEY_SCAN.(6).cnf.cdb KEY_SCAN\db\add_sub_9nh.tdf KEY_SCAN\db\KEY_SCAN.(6).cnf.hdb KEY_SCAN\db\KEY_SCAN.sim.rdb KEY_SCAN\db\KEY_SCAN.sld_design_entry_dsc.sci KEY_SCAN\db\KEY_SCAN.(7).cnf.cdb KEY_SCAN\db\KEY_SCAN.(7).cnf.hdb KEY_SCAN\db\KEY_SCAN.(8).cnf.cdb KEY_SCAN\db\KEY_SCAN.(8).cnf.hdb KEY_SCAN\db\KEY_SCAN.(9).cnf.cdb KEY_SCAN\db\add_sub_toh.tdf KEY_SCAN\db\KEY_SCAN.(9).cnf.hdb KEY_SCAN\db\KEY_SCAN.map.hdb KEY_SCAN\db\KEY_SCAN.cmp.ddb KEY_SCAN\db\KEY_SCAN.eco.cdb KEY_SCAN\db\KEY_SCAN.cmp.rdb KEY_SCAN\db\KEY_SCAN.cmp.tdb KEY_SCAN\db\KEY_SCAN.cmp0.ddb KEY_SCAN\db\KEY_SCAN.fnsim.hdb KEY_SCAN\db\KEY_SCAN.cmp.cdb KEY_SCAN\db\KEY_SCAN.sld_design_entry.sci