用matlab建立模型设计fpga

				function [output, state] = encode_bit(g, input, state)
				[n,k] = size(g);
				m = k-1;
				for i=1:n
				   output(i) = g(i,1)*input;
				   for j = 2:k
				      output(i) = xor(output(i),g(i,j)*state(j-1));
				   end;
				end
				state = [input, state(1:m-1)];