Description: //Shenzhen 21EDA Electronics// development board Model: A-C5FB// www.sz-21eda.com// www.21eda.net// wiring, pay attention to power.// Send the buzzer certain frequency square wave can make the appropriate tone buzzer,// the experiment by designing a state machine and divide// enable the buzzer sounded " more than a microphone hair shuttle Rasi more " tone.
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File list (Check if you may need any files):
BELL\.xhdl3.xref
....\buzzer.asm.rpt
....\buzzer.cdf
....\buzzer.done
....\buzzer.dpf
....\buzzer.fit.eqn
....\buzzer.fit.rpt
....\buzzer.fit.smsg
....\buzzer.fit.summary
....\buzzer.flow.rpt
....\buzzer.map.eqn
....\buzzer.map.rpt
....\buzzer.map.summary
....\buzzer.pin
....\buzzer.pof
....\buzzer.qpf
....\buzzer.qsf
....\buzzer.qws
....\buzzer.sof
....\buzzer.sta.rpt
....\buzzer.sta.summary
....\buzzer.tan.rpt
....\buzzer.tan.summary
....\buzzer.v
....\buzzer.v.bak
....\buzzer_assignment_defaults.qdf
....\cmp_state.ini
....\db\add_sub_7ph.tdf
....\..\buzzer.amm.cdb
....\..\buzzer.asm.qmsg
....\..\buzzer.asm.rdb
....\..\buzzer.asm_labs.ddb
....\..\buzzer.cbx.xml
....\..\buzzer.cmp.bpm
....\..\buzzer.cmp.cdb
....\..\buzzer.cmp.hdb
....\..\buzzer.cmp.kpt
....\..\buzzer.cmp.logdb
....\..\buzzer.cmp.rdb
....\..\buzzer.cmp_merge.kpt
....\..\buzzer.cycloneive_io_sim_cache.31um_ff_1200mv_0c_fast.hsd
....\..\buzzer.cycloneive_io_sim_cache.31um_ss_1200mv_0c_slow.hsd
....\..\buzzer.cycloneive_io_sim_cache.31um_ss_1200mv_85c_slow.hsd
....\..\buzzer.db_info
....\..\buzzer.fit.qmsg
....\..\buzzer.hier_info
....\..\buzzer.hif
....\..\buzzer.idb.cdb
....\..\buzzer.lpc.html
....\..\buzzer.lpc.rdb
....\..\buzzer.lpc.txt
....\..\buzzer.map.bpm
....\..\buzzer.map.cdb
....\..\buzzer.map.hdb
....\..\buzzer.map.kpt
....\..\buzzer.map.logdb
....\..\buzzer.map.qmsg
....\..\buzzer.map_bb.cdb
....\..\buzzer.map_bb.hdb
....\..\buzzer.map_bb.logdb
....\..\buzzer.pre_map.cdb
....\..\buzzer.pre_map.hdb
....\..\buzzer.rtlv.hdb
....\..\buzzer.rtlv_sg.cdb
....\..\buzzer.rtlv_sg_swap.cdb
....\..\buzzer.sgdiff.cdb
....\..\buzzer.sgdiff.hdb
....\..\buzzer.sld_design_entry.sci
....\..\buzzer.sld_design_entry_dsc.sci
....\..\buzzer.smart_action.txt
....\..\buzzer.smp_dump.txt
....\..\buzzer.sta.qmsg
....\..\buzzer.sta.rdb
....\..\buzzer.sta_cmp.8_slow_1200mv_85c.tdb
....\..\buzzer.syn_hier_info
....\..\buzzer.tiscmp.fastest_slow_1200mv_0c.ddb
....\..\buzzer.tiscmp.fastest_slow_1200mv_85c.ddb
....\..\buzzer.tiscmp.fast_1200mv_0c.ddb
....\..\buzzer.tiscmp.slow_1200mv_0c.ddb
....\..\buzzer.tiscmp.slow_1200mv_85c.ddb
....\..\buzzer.tis_db_list.ddb
....\..\buzzer_cmp.qrpt
....\..\logic_util_heursitic.dat
....\..\prev_cmp_buzzer.asm.qmsg
....\..\prev_cmp_buzzer.fit.qmsg
....\..\prev_cmp_buzzer.map.qmsg
....\..\prev_cmp_buzzer.qmsg
....\..\prev_cmp_buzzer.tan.qmsg
....\incremental_db\compiled_partitions\buzzer.db_info
....\..............\...................\buzzer.root_partition.cmp.cbp
....\..............\...................\buzzer.root_partition.cmp.cdb
....\..............\...................\buzzer.root_partition.cmp.dfp
....\..............\...................\buzzer.root_partition.cmp.hdb
....\..............\...................\buzzer.root_partition.cmp.kpt
....\..............\...................\buzzer.root_partition.cmp.logdb
....\..............\...................\buzzer.root_partition.cmp.rcfdb
....\..............\...................\buzzer.root_partition.cmp.re.rcfdb
....\..............\...................\buzzer.root_partition.map.cbp
....\..............\...................\buzzer.root_partition.map.cdb
....\..............\...................\buzzer.root_partition.map.dpi
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