dds_ok1

代码说明：

说明：  基于FPGA的信号发生器，产生了正弦波，方波，锯齿波和三角波四种波形，按下一次按钮，波形切换一次。按下另一个按钮，改变波形的频率(The signal generator based on FPGA can generate four kinds of waveforms: sine wave, square wave, sawtooth wave and triangle wave. Press the button once and switch the waveform once. Press another button to change the frequency of the waveform)

文件列表：

dds_ok, 0 , 2018-09-19
dds_ok\amp_adj.v, 316 , 2018-08-23
dds_ok\amp_adj.v.bak, 331 , 2018-08-22
dds_ok\beep.v, 833 , 2018-08-23
dds_ok\beep.v.bak, 0 , 2018-08-23
dds_ok\db, 0 , 2018-09-19
dds_ok\db\.cmp.kpt, 201 , 2018-08-26
dds_ok\db\add_sub_7pc.tdf, 1733 , 2018-08-23
dds_ok\db\add_sub_8pc.tdf, 1878 , 2018-08-23
dds_ok\db\add_sub_nbh.tdf, 1426 , 2018-08-23
dds_ok\db\add_sub_vch.tdf, 1428 , 2018-08-23
dds_ok\db\altsyncram_rg91.tdf, 9594 , 2018-08-23
dds_ok\db\alt_u_div_6af.tdf, 74146 , 2018-08-24
dds_ok\db\alt_u_div_c7f.tdf, 60352 , 2018-08-24
dds_ok\db\alt_u_div_caf.tdf, 259538 , 2018-08-23
dds_ok\db\alt_u_div_gaf.tdf, 221431 , 2018-08-23
dds_ok\db\alt_u_div_i7f.tdf, 67167 , 2018-08-24
dds_ok\db\alt_u_div_maf.tdf, 241970 , 2018-08-23
dds_ok\db\alt_u_div_ntf.tdf, 443978 , 2018-08-23
dds_ok\db\alt_u_div_qaf.tdf, 205739 , 2018-08-23
dds_ok\db\alt_u_div_stf.tdf, 460884 , 2018-08-26
dds_ok\db\alt_u_div_u9f.tdf, 62830 , 2018-08-24
dds_ok\db\dds.(0).cnf.cdb, 2781 , 2018-08-24
dds_ok\db\dds.(0).cnf.hdb, 1471 , 2018-08-24
dds_ok\db\dds.(1).cnf.cdb, 2358 , 2018-08-24
dds_ok\db\dds.(1).cnf.hdb, 1234 , 2018-08-24
dds_ok\db\dds.(10).cnf.cdb, 2135 , 2018-08-24
dds_ok\db\dds.(10).cnf.hdb, 737 , 2018-08-24
dds_ok\db\dds.(11).cnf.cdb, 1807 , 2018-08-24
dds_ok\db\dds.(11).cnf.hdb, 984 , 2018-08-24
dds_ok\db\dds.(12).cnf.cdb, 2303 , 2018-08-24
dds_ok\db\dds.(12).cnf.hdb, 1258 , 2018-08-24
dds_ok\db\dds.(13).cnf.cdb, 11222 , 2018-08-24
dds_ok\db\dds.(13).cnf.hdb, 3988 , 2018-08-24
dds_ok\db\dds.(14).cnf.cdb, 2210 , 2018-08-24
dds_ok\db\dds.(14).cnf.hdb, 1359 , 2018-08-24
dds_ok\db\dds.(15).cnf.cdb, 1318 , 2018-08-24
dds_ok\db\dds.(15).cnf.hdb, 781 , 2018-08-24
dds_ok\db\dds.(16).cnf.cdb, 6822 , 2018-08-24
dds_ok\db\dds.(16).cnf.hdb, 2086 , 2018-08-24
dds_ok\db\dds.(17).cnf.cdb, 5061 , 2018-08-24
dds_ok\db\dds.(17).cnf.hdb, 1249 , 2018-08-24
dds_ok\db\dds.(18).cnf.cdb, 1564 , 2018-08-24
dds_ok\db\dds.(18).cnf.hdb, 661 , 2018-08-24
dds_ok\db\dds.(19).cnf.cdb, 2224 , 2018-08-24
dds_ok\db\dds.(19).cnf.hdb, 769 , 2018-08-24
dds_ok\db\dds.(2).cnf.cdb, 4637 , 2018-08-24
dds_ok\db\dds.(2).cnf.hdb, 1066 , 2018-08-24
dds_ok\db\dds.(20).cnf.cdb, 2109 , 2018-08-24
dds_ok\db\dds.(20).cnf.hdb, 786 , 2018-08-24
dds_ok\db\dds.(21).cnf.cdb, 1382 , 2018-08-24
dds_ok\db\dds.(21).cnf.hdb, 663 , 2018-08-24
dds_ok\db\dds.(22).cnf.cdb, 1060 , 2018-08-24
dds_ok\db\dds.(22).cnf.hdb, 538 , 2018-08-24
dds_ok\db\dds.(23).cnf.cdb, 1812 , 2018-08-24
dds_ok\db\dds.(23).cnf.hdb, 732 , 2018-08-24
dds_ok\db\dds.(24).cnf.cdb, 1411 , 2018-08-24
dds_ok\db\dds.(24).cnf.hdb, 671 , 2018-08-24
dds_ok\db\dds.(25).cnf.cdb, 1077 , 2018-08-24
dds_ok\db\dds.(25).cnf.hdb, 539 , 2018-08-24
dds_ok\db\dds.(26).cnf.cdb, 846 , 2018-08-24
dds_ok\db\dds.(26).cnf.hdb, 560 , 2018-08-24
dds_ok\db\dds.(27).cnf.cdb, 1559 , 2018-08-24
dds_ok\db\dds.(27).cnf.hdb, 634 , 2018-08-24
dds_ok\db\dds.(28).cnf.cdb, 2861 , 2018-08-24
dds_ok\db\dds.(28).cnf.hdb, 1158 , 2018-08-24
dds_ok\db\dds.(29).cnf.cdb, 4842 , 2018-08-26
dds_ok\db\dds.(29).cnf.hdb, 1612 , 2018-08-26
dds_ok\db\dds.(3).cnf.cdb, 1086 , 2018-08-24
dds_ok\db\dds.(3).cnf.hdb, 722 , 2018-08-24
dds_ok\db\dds.(30).cnf.cdb, 4413 , 2018-08-26
dds_ok\db\dds.(30).cnf.hdb, 2139 , 2018-08-26
dds_ok\db\dds.(31).cnf.cdb, 3631 , 2018-08-26
dds_ok\db\dds.(31).cnf.hdb, 644 , 2018-08-26
dds_ok\db\dds.(32).cnf.cdb, 3852 , 2018-08-26
dds_ok\db\dds.(32).cnf.hdb, 936 , 2018-08-26
dds_ok\db\dds.(33).cnf.cdb, 4663 , 2018-08-26
dds_ok\db\dds.(33).cnf.hdb, 1450 , 2018-08-26
dds_ok\db\dds.(34).cnf.cdb, 282840 , 2018-08-26
dds_ok\db\dds.(34).cnf.hdb, 197209 , 2018-08-26
dds_ok\db\dds.(35).cnf.cdb, 1068 , 2018-08-26
dds_ok\db\dds.(35).cnf.hdb, 695 , 2018-08-26
dds_ok\db\dds.(36).cnf.cdb, 1300 , 2018-08-26
dds_ok\db\dds.(36).cnf.hdb, 722 , 2018-08-26
dds_ok\db\dds.(37).cnf.cdb, 3632 , 2018-08-26
dds_ok\db\dds.(37).cnf.hdb, 642 , 2018-08-26
dds_ok\db\dds.(38).cnf.cdb, 3852 , 2018-08-26
dds_ok\db\dds.(38).cnf.hdb, 951 , 2018-08-26
dds_ok\db\dds.(39).cnf.cdb, 4664 , 2018-08-26
dds_ok\db\dds.(39).cnf.hdb, 1486 , 2018-08-26
dds_ok\db\dds.(4).cnf.cdb, 12099 , 2018-08-24
dds_ok\db\dds.(4).cnf.hdb, 3254 , 2018-08-24
dds_ok\db\dds.(40).cnf.cdb, 302399 , 2018-08-26
dds_ok\db\dds.(40).cnf.hdb, 202114 , 2018-08-26
dds_ok\db\dds.(5).cnf.cdb, 3048 , 2018-08-26
dds_ok\db\dds.(5).cnf.hdb, 1457 , 2018-08-26
dds_ok\db\dds.(6).cnf.cdb, 2532 , 2018-08-24
dds_ok\db\dds.(6).cnf.hdb, 1269 , 2018-08-24
dds_ok\db\dds.(7).cnf.cdb, 3445 , 2018-08-24
dds_ok\db\dds.(7).cnf.hdb, 1616 , 2018-08-24