题解 | #简易秒表#
简易秒表
http://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) begin
second<=6'd0;
minute<=6'd0;
end
else begin
second<=(second==6'd60)?6'd1:second+6'd1;
minute<=(second==6'd60)?minute+1:minute;
end
end
endmodule
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) begin
second<=6'd0;
minute<=6'd0;
end
else begin
second<=(second==6'd60)?6'd1:second+6'd1;
minute<=(second==6'd60)?minute+1:minute;
end
end
endmodule