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AD9361 FIR setting problem

Question asked by ryan-tsai on Apr 15, 2014
Latest reply on Apr 15, 2014 by dpu

Dear Sir,

 

If I used a filter by matlab(64tag/BW:56MHz) and how could I import to AD9361?

Many thanks!

 

The souce code as below:

 

% Generated by MATLAB(R) 8.1 and the Signal Processing Toolbox 6.19.

% Generated on: 08-Apr-2014 14:38:12

 

% Coefficient Format: Decimal

 

% Discrete-Time FIR Filter (real)                                             

% -------------------------------                                             

% Filter Structure  : Direct-Form FIR                                         

% Filter Length     : 64                                                      

% Stable            : Yes                                                     

% Linear Phase      : Yes (Type 2)                                            

% Arithmetic        : fixed                                                   

% Numerator         : s16,16 -> [-5.000000e-01 5.000000e-01)                  

% Input             : s16,15 -> [-1 1)                                        

% Filter Internals  : Full Precision                                          

%   Output          : s34,31 -> [-4 4)  (auto determined)                     

%   Product         : s31,31 -> [-5.000000e-01 5.000000e-01)  (auto determined)

%   Accumulator     : s34,31 -> [-4 4)  (auto determined)                     

%   Round Mode      : No rounding                                             

%   Overflow Mode   : No overflow                                             

 

                                                                             

Numerator:                                                                    

0.0003662109375                                                              

0.003082275390625                                                            

0.0033721923828125                                                           

-0.0003204345703125                                                           

-0.0030670166015625                                                           

0.000335693359375                                                            

0.003936767578125                                                            

-0.0001220703125                                                              

-0.005157470703125                                                            

-0.00030517578125                                                             

0.00665283203125                                                             

0.0009918212890625                                                           

-0.008453369140625                                                            

-0.0019683837890625                                                           

0.010589599609375                                                            

0.0033416748046875                                                           

-0.0131683349609375                                                           

-0.005218505859375                                                            

0.01629638671875                                                             

0.0078277587890625                                                           

-0.020233154296875                                                            

-0.0115203857421875                                                           

0.0254058837890625                                                           

0.016937255859375                                                            

-0.032806396484375                                                            

-0.0255889892578125                                                           

0.0447998046875                                                              

0.0416107177734375                                                           

-0.0692291259765625                                                           

-0.0823516845703125                                                           

0.1559600830078125                                                           

0.443328857421875                                                            

0.443328857421875                                                            

0.1559600830078125                                                           

-0.0823516845703125                                                           

-0.0692291259765625                                                           

0.0416107177734375                                                           

0.0447998046875                                                              

-0.0255889892578125                                                           

-0.032806396484375                                                            

0.016937255859375                                                            

0.0254058837890625                                                           

-0.0115203857421875                                                           

-0.020233154296875                                                            

0.0078277587890625                                                           

0.01629638671875                                                             

-0.005218505859375                                                            

-0.0131683349609375                                                           

0.0033416748046875                                                           

0.010589599609375                                                            

-0.0019683837890625                                                           

-0.008453369140625                                                            

0.0009918212890625                                                           

0.00665283203125                                                             

-0.00030517578125                                                             

-0.005157470703125                                                            

-0.0001220703125                                                              

0.003936767578125                                                            

0.000335693359375                                                            

-0.0030670166015625                                                           

-0.0003204345703125                                                           

0.0033721923828125                                                           

0.003082275390625                                                            

0.0003662109375                                                              

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