資源簡介
基于Cyclone V系列FPGA開發板的“FFT變換”頻譜分析儀,代碼可靠,歡迎下載參考!
代碼片段和文件信息
width=8;??%寬度是??
depth=4096;??%深度是1024??
index?=?linspace(02*pidepth);????????????????????????
???
sin_value?=?sin(2*pi*2000*index);????????????????????????????????????
???
sin_value?=?sin_value?*?(2^(width-1)?-1?)+2^(width-1);??????????????
???
sin_value?=?fix(sin_value);??
???
sin_value?=abs(sin_value);??
%===============================開始寫mif文件===============================??
addr=0:depth-1;??
str_width=strcat(‘WIDTH=‘num2str(width));??
str_depth=strcat(‘DEPTH=‘num2str(depth));??
???
fid=fopen(‘c:\users\liuheng\desktop\sin4096.mif‘‘w‘);??%打開或者新建mif,存放位置和文件名任意??
??????????????????????????????%如果只寫文件名,則在當前目錄下建立此文件??
fprintf(fidstr_width);??
fprintf(fid‘;\n‘);??
fprintf(fidstr_depth);??
fprintf(fid‘;\n\n‘);??
fprintf(fid‘ADDRESS_RADIX=HEX;\n‘);??%因為下面的數據輸入我選的是16進制,??
???
fprintf(fid‘DATA_RADIX=HEX;\n\n‘);??
fprintf(fid‘CONTENT?BEGIN\n‘);??
fprintf(fid‘\t%X?:?%X;\n‘[addr;sin_value])??%開始寫數據了??
fprintf(fid‘END;\n‘);??
fclose(fid);??
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????247??2017-12-22?15:15??AD2FFT\A4_Oscilloscope_Top\.pplq.rdb
?????文件??????82562??2017-12-23?16:33??AD2FFT\A4_Oscilloscope_Top\.qsys_edit\fft.xm
?????文件????????651??2017-12-23?16:33??AD2FFT\A4_Oscilloscope_Top\.qsys_edit\fft_schematic.nlv
?????文件?????????66??2017-12-17?09:48??AD2FFT\A4_Oscilloscope_Top\.qsys_edit\filters.xm
?????文件????????387??2017-12-23?11:43??AD2FFT\A4_Oscilloscope_Top\.qsys_edit\preferences.xm
?????文件??????82907??2017-12-17?09:48??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\.qsys_edit\fft.xm
?????文件????????695??2017-12-17?09:48??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\.qsys_edit\fft_schematic.nlv
?????文件?????????66??2017-12-17?09:48??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\.qsys_edit\filters.xm
?????文件????????347??2017-12-17?17:42??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\.qsys_edit\preferences.xm
?????文件???????2389??2017-12-17?11:06??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\A4_Oscilloscope_Top.ipregen.rpt
?????文件???????1354??2017-12-17?09:37??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\A4_Oscilloscope_Top.qpf
?????文件???????3579??2017-12-17?15:25??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\A4_Oscilloscope_Top.qsf
?????文件???????4912??2017-12-24?12:20??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\A4_Oscilloscope_Top.qws
?????文件???????3352??2017-12-17?12:00??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\A4_Oscilloscope_Top.v
?????文件???????3719??2016-04-15?05:13??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\A4_Oscilloscope_Top.v.bak
?????文件????????827??2017-12-17?11:00??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Ad_Module.v
?????文件???????8024??2016-04-14?17:03??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Ad_Module.v.bak
?????文件???????2857??2017-12-17?11:40??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\c5_pin_model_dump.txt
?????文件???????7814??2017-08-06?21:38??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Data_Process.v
?????文件???????5012??2016-04-14?22:40??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Data_Process.v.bak
?????文件???????4710??2016-07-10?12:28??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Da_Data_Module.v
?????文件???????4169??2016-04-14?16:57??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Da_Data_Module.v.bak
?????文件???????6997??2017-12-17?10:41??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Da_Module.v
?????文件???????7387??2016-04-14?16:58??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\Da_Module.v.bak
?????文件????????994??2017-12-17?11:39??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\db\.cmp.kpt
?????文件???????1264??2017-12-17?11:06??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\db\.ipregen.qmsg
?????文件????????144??2017-12-24?11:49??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\db\A4_Oscilloscope_Top.db_info
?????文件????????227??2017-12-24?12:20??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\db\A4_Oscilloscope_Top.sld_design_entry.sci
?????文件????????328??2017-12-17?11:38??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\db\A4_Oscilloscope_Top_partition_pins.json
?????文件???????1598??2017-12-17?11:03??AD2FFT\A4_Oscilloscope_Top\A4_Oscilloscope_Top\db\add_sub_0ic.tdf
............此處省略1569個文件信息
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