题解 | #简易秒表#
简易秒表
https://www.nowcoder.com/practice/6493ca8c7b67499f918e1fa33b4cdeda
`timescale 1ns/1ns
module count_module(
input clk,
input rst_n,
output reg [5:0] second,
output reg [5:0] minute
);
always@(posedge clk or negedge rst_n )begin
if(!rst_n)
second<=6'd0;
else if (minute==6'd60)
second<=6'd0;
else if(second==6'd60)
second<=6'd1;
else
second<=second+1'b1;
end
always@(posedge clk or negedge rst_n )begin
if(!rst_n)
minute<=6'd0;
else if(second==6'd60)
minute<=minute+1'b1;
else
minute<=minute;
end
endmodule
查看20道真题和解析
