题解 | #使用函数实现数据大小端转换#

`timescale 1ns/1ns
module function_mod(
	input [3:0]a,
	input [3:0]b,
	
	output [3:0]c,
	output [3:0]d
);

assign c = data_rvs(a);
assign d = data_rvs(b);


function [3:0] data_rvs;
	input [3:0] data;
	integer i;
	begin
		for(i = 0; i < 4; i++)
			data_rvs[i] = data[3-i];
	end
endfunction


endmodule