进阶实验_17_蜂鸣器       ：蜂鸣器播放音乐
.........................................\Modelsim
.........................................\Quartus
.........................................\.......\db
.........................................\.......\..\altsyncram_4h71.tdf
.........................................\.......\..\altsyncram_7e71.tdf
.........................................\.......\..\altsyncram_tuv.tdf
.........................................\.......\..\prev_cmp_PWM_MUSIC.asm.qmsg
.........................................\.......\..\prev_cmp_PWM_MUSIC.fit.qmsg
.........................................\.......\..\prev_cmp_PWM_MUSIC.map.qmsg
.........................................\.......\..\prev_cmp_PWM_MUSIC.qmsg
.........................................\.......\..\prev_cmp_PWM_MUSIC.tan.qmsg
.........................................\.......\..\PWM_MUSIC.ace_cmp.bpm
.........................................\.......\..\PWM_MUSIC.ace_cmp.cdb
.........................................\.......\..\PWM_MUSIC.ace_cmp.ecobp
.........................................\.......\..\PWM_MUSIC.ace_cmp.hdb
.........................................\.......\..\PWM_MUSIC.asm.qmsg
.........................................\.......\..\PWM_MUSIC.asm_labs.ddb
.........................................\.......\..\PWM_MUSIC.cbx.xml
.........................................\.......\..\PWM_MUSIC.cmp.bpm
.........................................\.......\..\PWM_MUSIC.cmp.cdb
.........................................\.......\..\PWM_MUSIC.cmp.ecobp
.........................................\.......\..\PWM_MUSIC.cmp.hdb
.........................................\.......\..\PWM_MUSIC.cmp.kpt
.........................................\.......\..\PWM_MUSIC.cmp.logdb
.........................................\.......\..\PWM_MUSIC.cmp.rdb
.........................................\.......\..\PWM_MUSIC.cmp.tdb
.........................................\.......\..\PWM_MUSIC.cmp0.ddb
.........................................\.......\..\PWM_MUSIC.cmp2.ddb
.........................................\.......\..\PWM_MUSIC.cmp_merge.kpt
.........................................\.......\..\PWM_MUSIC.db_info
.........................................\.......\..\PWM_MUSIC.eco.cdb
.........................................\.......\..\PWM_MUSIC.fit.qmsg
.........................................\.......\..\PWM_MUSIC.hier_info
.........................................\.......\..\PWM_MUSIC.hif
.........................................\.......\..\PWM_MUSIC.lpc.html
.........................................\.......\..\PWM_MUSIC.lpc.rdb
.........................................\.......\..\PWM_MUSIC.lpc.txt
.........................................\.......\..\PWM_MUSIC.map.bpm
.........................................\.......\..\PWM_MUSIC.map.cdb
.........................................\.......\..\PWM_MUSIC.map.ecobp
.........................................\.......\..\PWM_MUSIC.map.hdb
.........................................\.......\..\PWM_MUSIC.map.kpt
.........................................\.......\..\PWM_MUSIC.map.logdb
.........................................\.......\..\PWM_MUSIC.map.qmsg
.........................................\.......\..\PWM_MUSIC.map_bb.cdb
.........................................\.......\..\PWM_MUSIC.map_bb.hdb
.........................................\.......\..\PWM_MUSIC.map_bb.logdb
.........................................\.......\..\PWM_MUSIC.pre_map.cdb
.........................................\.......\..\PWM_MUSIC.pre_map.hdb
.........................................\.......\..\PWM_MUSIC.PWM_MUSIC0.rtl.mif
.........................................\.......\..\PWM_MUSIC.rtlv.hdb
.........................................\.......\..\PWM_MUSIC.rtlv_sg.cdb
.........................................\.......\..\PWM_MUSIC.rtlv_sg_swap.cdb
.........................................\.......\..\PWM_MUSIC.sgdiff.cdb
.........................................\.......\..\PWM_MUSIC.sgdiff.hdb
.........................................\.......\..\PWM_MUSIC.sld