%鑒相器濾波器設計

fsamp?=?10000;??????%fs?=?10000Hz
fcuts?=?[300?600];??%截至頻率300~600Hz
mags?=?[1?0];
devs?=?[0.05?0.05];

[nWnbetaftype]?=?kaiserord（fcutsmagsdevsfsamp）;
hh?=?fir1（nWnftypekaiser（n+1beta））;???????%FIR濾波器系數

%量化位寬8Bit
Qm?=?8;????
hh_8b?=?round（hh/max（abs（hh））?*?（2^（Qm-1）-1））;
hh_8b_sum?=?sum（abs（hh_8b））;
%求量化增益
%?Klpf?=?max（abs（hh_8b））?/?max（abs（hh））;
Klpf?=?max（（hh_8b））?/?max（（hh））;
%*****把數據寫入到文件中--按照Xilinx?fir?濾波器系數格式*************
fileID?=?fopen（‘E:\A02_xilinx_pro\A04_PllFPGA\mCH4\OneOderPLL\MatlabFiles\FIRLpfInt.coe‘‘w‘）;
%文件格式參數
fileHeader?=?‘Radix?=?16;‘;
DatWidth???=?‘Coefficien_Width?=?8;‘;
DatHeader??=?‘CoefData?=?‘;
fprintf（fileID‘%s\n‘fileHeader）;
fprintf（fileID‘%s\n‘DatWidth）;
fprintf（fileID‘%s\n‘DatHeader）;
%開始寫入數據
for?i=1:length（hh_8b）
%?????hh_hex??=?dec2hex（hh_8b?+?（hh_8b?????hh_pint?=?hh_8b?+?（hh_8b?????if?i?==?length（hh_8b）
????????fprintf（fileID‘%02x;‘hh_pint（i））;
????else
????????fprintf（fileID‘%02x‘hh_pint（i））;
????end??
????fprintf（fileID‘\r\n‘）;
end

%求量化前濾波器幅度響應
m_hh?=?20*log10（abs（fft（hh1024）））;
%求量化后濾波器幅度響應
m_hh_8b?=?20*log10（abs（fft（hh_8b1024）））;
%?m_hh_8b?=?m_hh_8b?-?max（m_hh_8b）;???%歸一化幅度響應
x_f??=?（0:（fsamp/length（m_hh_8b））:fsamp/2）/fsamp*2;
m_hh_8b?=?m_hh_8b（1:length（x_f））;
m_hh????=?m_hh（1:length（x_f））;
plot（x_fm_hh_8bx_fm_hh）;
legend（‘未量化‘‘8位量化‘）;
%?figure（1）;
%?freqz（hh）;??%FIR濾波器頻率響應
%?figure（2）;
%?freqz（hh_8b）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????100241??2017-05-03?12:02??TwoOderPll\MatlabFiles\din.txt

?????文件???????1578??2017-06-19?12:16??TwoOderPll\MatlabFiles\FirLPFCoe.m

?????文件????????261??2017-06-19?17:37??TwoOderPll\MatlabFiles\FIRLpfInt.coe

?????文件????????810??2017-06-19?11:06??TwoOderPll\MatlabFiles\Sin400hz.m

?????文件???????4234??2017-07-05?16:24??TwoOderPll\MatlabFiles\TwoOderPll.m

?????文件????????274??2017-07-04?08:39??TwoOderPll\TwoOderPll\TwoOderPll.cache\wt\java_command_handlers.wdf

?????文件?????????61??2017-07-05?16:14??TwoOderPll\TwoOderPll\TwoOderPll.cache\wt\project.wpc

?????文件???????3739??2017-06-24?12:40??TwoOderPll\TwoOderPll\TwoOderPll.cache\wt\synthesis.wdf

?????文件????????100??2017-06-24?12:40??TwoOderPll\TwoOderPll\TwoOderPll.cache\wt\synthesis_details.wdf

?????文件???????1478??2017-07-04?08:39??TwoOderPll\TwoOderPll\TwoOderPll.cache\wt\webtalk_pa.xml

?????文件????????256??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.cache\wt\xsim.wdf

?????文件????????290??2017-06-22?21:43??TwoOderPll\TwoOderPll\TwoOderPll.hw\TwoOderPll.lpr

?????文件?????????59??2017-07-04?08:39??TwoOderPll\TwoOderPll\TwoOderPll.hw\webtalk\.xsim_webtallk.info

?????文件????????390??2017-07-03?17:47??TwoOderPll\TwoOderPll\TwoOderPll.hw\webtalk\labtool_webtalk.log

?????文件???????5447??2017-07-04?08:39??TwoOderPll\TwoOderPll\TwoOderPll.hw\webtalk\labtool_webtalk.tcl

?????文件???????3426??2017-07-03?17:47??TwoOderPll\TwoOderPll\TwoOderPll.hw\webtalk\usage_statistics_ext_labtool.html

?????文件???????1138??2017-07-04?08:39??TwoOderPll\TwoOderPll\TwoOderPll.hw\webtalk\usage_statistics_ext_labtool.wdm

?????文件???????2986??2017-07-03?17:47??TwoOderPll\TwoOderPll\TwoOderPll.hw\webtalk\usage_statistics_ext_labtool.xml

?????文件???????3482??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\DDS\DDS.veo

?????文件???????3692??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\DDS\DDS.vho

?????文件???????1668??2017-06-24?12:39??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\DDS\DDS_stub.v

?????文件???????1681??2017-06-24?12:39??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\DDS\DDS_stub.vhdl

?????文件???????3300??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\FIRLpf\FIRLpf.veo

?????文件???????3530??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\FIRLpf\FIRLpf.vho

?????文件???????1548??2017-06-24?12:39??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\FIRLpf\FIRLpf_stub.v

?????文件???????1562??2017-06-24?12:39??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\FIRLpf\FIRLpf_stub.vhdl

?????文件???????2982??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\Mult8x8\Mult8x8.veo

?????文件???????3228??2017-07-05?16:17??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\Mult8x8\Mult8x8.vho

?????文件???????1270??2017-06-24?12:40??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\Mult8x8\Mult8x8_stub.v

?????文件???????1371??2017-06-24?12:40??TwoOderPll\TwoOderPll\TwoOderPll.ip_user_files\ip\Mult8x8\Mult8x8_stub.vhdl

............此處省略595個文件信息