题解 | #含有无关项的序列检测#
含有无关项的序列检测
https://www.nowcoder.com/practice/cba67d06d6834a5d9b93e1087b56c8d8
`timescale 1ns/1ns
module sequence_detect(
input clk,
input rst_n,
input a,
output reg match
);
reg [8:0] seg;
always @(posedge clk or negedge rst_n)
if(!rst_n)
seg <= 9'd0;
else
seg <= {seg[7:0], a};
always @(posedge clk or negedge rst_n)
if(!rst_n)
match <= 1'b0;
else if(seg[8:6] == 3'b011 && seg[2:0]==3'b110)
match <= 1'b1;
else
match <= 1'b0;
endmodule
OPPO公司福利 1133人发布
查看9道真题和解析