%?function?[y?exp_out]?=?fft_core_model（xNINVERSE）?????????
%???????????????????????????????????????????????????????????????????????????????????????????
%???calculates?the?complex?block-floating?point?FFT/IFFT?of?length?N?of?a??????????????????
%???complex?input?vector?x???????????????????????????????????????????????????????????????????
%????????????????????????????????????????????????????????????????????????????????????????????
%???Inputs:???x??????????:?Input?complex?vector?of?length?B*N?where?B?is?????????????????????
%??????????????????????????the?number?of?blocks?over?which?the?length-N?FFT?is?to??????????
%??????????????????????????be?applied.?If?the?length?of?the?vector?is?not????????????????????
%??????????????????????????an?integral?multiple?of?N?zeros?are???????????????????????????????
%??????????????????????????appended?to?the?input?sequence?appropriately.?????????????????????
%?????????????N??????????:?Transform?Length??????????????????????????????????????????????????
%?????????????INVERSE????:?FFT?direction?????????????????????????????????????????????????????
%??????????????????????????0?=>?FFT??????????????????????????????????????????????????????????
%??????????????????????????1?=>?IFFT??????????????????????????????????????????????????????????
%??????????????????????????????????????????????????????????????????????????????????????????
%???Outputs???y??????????:?The?transform-domain?complex?vector?output????????????????????????
%?????????????exp_out????:?Block?exponent?value???????????????????????????????????????????????
%????????????????????????????????????????????????????????????????????????????????????????????
%???2001-2009?Altera?Corporation?All?Rights?Reserved?
%??????????????????????????????????????????????????????????????????????????????????????????????????
%???Automatically?Generated:?FFT?MegaCore?Function?11.1?Build?173?November?2011???????????????????????????????????????????????????????????????????????????????????????????????????
%
function?[y?exp_out]?=?fft_core_model（xNINVERSE）?
addpath（strcat（getenv（‘QUARTUS_ROOTDIR‘）‘/../ip/altera/fft/lib/‘））;
%?Parameterization?Space???
THROUGHPUT=4;
ARCH=0;
DATA_PREC=8;
TWIDDLE_PREC=8;
input_vector_length?=?length（x）;??????????????????????????????????????????????????????????????
number_of_blocks?=?ceil（input_vector_length/N）;???????????????????????????????????????????????
%?Zero-stuff?last?block?if?necessary??????????????????????????????????????????????????????????
x?=?[x?zeros（1number_of_blocks?*?N?-?input_vector_length）];?????????????????????????????????
y=[];?????????????????????????????????????????????????????????????????????????????????????????
exp_out=[];???????????????????????????????????????????????????????????????????????????????????
for?i=1:number_of_blocks??????????????????????????????????????????????????????????????????????
????rin?=?real（x（（i-1）*N?+?1:?i*N））;??????????????????????????????????????????????????????????
????iin?=?imag（x（（i-1）*N?+?1:?i*N））;????????

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-05-05?18:28??FFT_IFFT_Protype_2__Expand_4__ABS\
?????文件????????1604??2014-02-26?23:26??FFT_IFFT_Protype_2__Expand_4__ABS\ADC_CLK_GEN.bsf
?????文件?????????282??2014-02-26?23:39??FFT_IFFT_Protype_2__Expand_4__ABS\ADC_CLK_out.v
?????文件?????????280??2014-02-26?23:26??FFT_IFFT_Protype_2__Expand_4__ABS\ADC_CLK_out.v.bak
?????文件????????4856??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT.bsf
?????文件????????5334??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT.html
?????文件???????21915??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT.qip
?????文件????????9778??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT.v
?????文件??????625340??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT.vo
?????文件????????3596??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_1n1024cos.hex
?????文件????????3596??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_1n1024sin.hex
?????文件????????3596??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_2n1024cos.hex
?????文件????????3596??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_2n1024sin.hex
?????文件????????3596??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_3n1024cos.hex
?????文件????????3596??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_3n1024sin.hex
?????文件????????2341??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_bb.v
?????文件???????14872??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_imag_input.txt
?????文件????????3426??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_model.m
?????文件????????3062??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_nativelink.tcl
?????文件???????14865??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_real_input.txt
?????文件????????1906??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_tb.m
?????文件???????10114??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_tb.v
?????文件???????12567??2014-03-02?15:30??FFT_IFFT_Protype_2__Expand_4__ABS\IFFT_tb.vhd
?????文件????????3228??2014-02-27?08:53??FFT_IFFT_Protype_2__Expand_4__ABS\PLL.bsf
?????文件?????????422??2014-02-27?08:53??FFT_IFFT_Protype_2__Expand_4__ABS\PLL.ppf
?????文件?????????350??2014-02-27?08:53??FFT_IFFT_Protype_2__Expand_4__ABS\PLL.qip
?????文件???????15896??2014-02-27?08:53??FFT_IFFT_Protype_2__Expand_4__ABS\PLL.v
?????文件????????1632??2014-02-27?11:47??FFT_IFFT_Protype_2__Expand_4__ABS\code_change.bsf
?????文件?????????171??2014-03-07?13:01??FFT_IFFT_Protype_2__Expand_4__ABS\code_change.v
?????文件?????????227??2014-02-27?09:46??FFT_IFFT_Protype_2__Expand_4__ABS\code_change.v.bak
?????目錄???????????0??2014-05-05?18:28??FFT_IFFT_Protype_2__Expand_4__ABS\db\
............此處省略1894個文件信息