error in conversion to hdl code"Persistent variable 'y' must be assigned before it is used. The only exception is a check using 'isempty(y)' that can be performed prior to assignment."
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hello i am trying to convert the following code into hdl but i am receiving the above error please help me with this. my input is [20385 1] and output 200
function result_k1 = tryf_fixpt(sout2)
%#codegen
persistent y
window_width=50;
if isempty(y)
for j=1:200
window_m1=sout2((j:window_width+(j-1)));
window_m11=window_m1(:);
y(j)=skewness(window_m11);
end
end
result_k1=fi(y);
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Risposte (1)
Kiran Kintali
il 6 Ott 2022
You have too much IO on the DUT.
(20385 + 200)*dataWordLength ==> too many IO pins.
Either you need to stream the inputs and outputs manually as shown in this example
or consider automatic IO optimization described below.
HDL Code Generation from Frame-Based Algorithms
https://www.mathworks.com/help/hdlcoder/ug/frame-to-sample-or-pixel-conversion-to-target-stream-based-hardware.html
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