进阶实验_09_PS2_02       ：接收标准键盘输入，显示在数码管
.........................................................\Quartus
.........................................................\.......\PS2_KEYBOARD.asm.rpt
.........................................................\.......\PS2_KEYBOARD.done
.........................................................\.......\PS2_KEYBOARD.dpf
.........................................................\.......\PS2_KEYBOARD.fit.rpt
.........................................................\.......\PS2_KEYBOARD.fit.smsg
.........................................................\.......\PS2_KEYBOARD.fit.summary
.........................................................\.......\PS2_KEYBOARD.flow.rpt
.........................................................\.......\PS2_KEYBOARD.map.rpt
.........................................................\.......\PS2_KEYBOARD.map.summary
.........................................................\.......\PS2_KEYBOARD.pin
.........................................................\.......\PS2_KEYBOARD.pof
.........................................................\.......\PS2_KEYBOARD.qpf
.........................................................\.......\PS2_KEYBOARD.qsf
.........................................................\.......\PS2_KEYBOARD.qws
.........................................................\.......\PS2_KEYBOARD.sof
.........................................................\.......\PS2_KEYBOARD.tan.rpt
.........................................................\.......\PS2_KEYBOARD.tan.summary
.........................................................\.......\db
.........................................................\.......\..\PS2_KEYBOARD.asm.qmsg
.........................................................\.......\..\PS2_KEYBOARD.asm_labs.ddb
.........................................................\.......\..\PS2_KEYBOARD.cbx.xml
.........................................................\.......\..\PS2_KEYBOARD.cmp.bpm
.........................................................\.......\..\PS2_KEYBOARD.cmp.cdb
.........................................................\.......\..\PS2_KEYBOARD.cmp.ecobp
.........................................................\.......\..\PS2_KEYBOARD.cmp.hdb
.........................................................\.......\..\PS2_KEYBOARD.cmp.kpt
.........................................................\.......\..\PS2_KEYBOARD.cmp.logdb
.........................................................\.......\..\PS2_KEYBOARD.cmp.rdb
.........................................................\.......\..\PS2_KEYBOARD.cmp.tdb
.........................................................\.......\..\PS2_KEYBOARD.cmp0.ddb
.........................................................\.......\..\PS2_KEYBOARD.cmp2.ddb
.........................................................\.......\..\PS2_KEYBOARD.cmp_merge.kpt
.........................................................\.......\..\PS2_KEYBOARD.db_info
.........................................................\.......\..\PS2_KEYBOARD.eco.cdb
.........................................................\.......\..\PS2_KEYBOARD.fit.qmsg
.........................................................\.......\..\PS2_KEYBOARD.hier_info
.........................................................\.......\..\PS2_KEYBOARD.hif
.........................................................\.......\..\PS2_KEYBOARD.lpc.html
.........................................................\.......\..\PS2_KEYBOARD.lpc.rdb
.........................................................\.......\..\PS2_KEYBOARD.lpc.txt
.........................................................\.......\..\PS2_KEYBOARD.map.bpm
.........................................................\.......\..\PS2_KEYBOARD.map.cdb
.........................................................\.......\..\PS2_KEYBOARD.map.ecobp
.........................................................\.......\..\PS2_KEYBOARD.map.hdb
.........................................................\.......\..\PS2_KEYB