题解 | #五到一选择器#
五到一选择器
https://www.nowcoder.com/practice/54927c0e26604247aa990cdf03e52953
`timescale 1ns/1ns
module top_module(
input [3:0] a, b, c, d, e,
input [2:0] sel,
output reg [3:0] out );
always @( a or b or c or d or e or sel )
begin
case( sel )
2'd0: out = a;
2'd1: out = b;
2'd2: out = c;
2'd3: out = d;
2'd4: out = e;
default: out = 4'd0;
endcase
end
endmodule
