udp-matlab

clear all
obj = udp('localhost',9876) ;
obj.ByteOrder = 'littleEndian';
fopen(obj)
data = zeros(15,1,'single');


time = 100;
for i = 1:2
    
    packet = single2bytes(37,data);
    fwrite(obj,packet,'uint8');
    tic 
    A = fread(obj,1)
    toc

end




function thing = single2bytes(code, val)
    % Create the array of bytes
    returnArray=uint8(zeros((length(val)+1)*4,1));
    %Create the 4 byte control code
    tmp1 = typecast(int32(code), 'uint8');
    for j=1:4
         returnArray(j)=tmp1(j);
    end
    %disp('Code: ')

    %disp(code)
    %disp(tmp1)
    
    for i=1:length(val)
        %Convert value to a 4 byte array
        
        tmp = typecast(single(val(i)), 'uint8');
       
        %Copy 4 byte data to the main array
        for j=1:4
            returnArray((i*4)+j)=tmp(j);
        end
    end
    thing = returnArray;
end