pn.rar_PN_pn code_pn matlab_扩频码的生成_直扩

function msequence1= m_sequence1(prim_poly); a= de2bi(oct2dec(prim_poly)); a= a(end-1:-1:1); r= length(a); N= 2^r-1; register= ones(1,r); msequence1= zeros(1,N); msequence1(1)= register(r); for i= 2:N; newregister(1)=mod(sum(a.*register),2); for j=2:r newregister(j)=register(j-1); end register = newregister; msequence1(i)=register(r); end