题解 | #时钟分频(偶数)#
时钟分频(偶数)
https://www.nowcoder.com/practice/49a7277c203a4ddd956fa385e687a72e
`timescale 1ns/1ns
module even_div
(
input wire rst ,
input wire clk_in,
output wire clk_out2,
output wire clk_out4,
output wire clk_out8
);
//*************code***********//
////////////cnt///////////////
reg [3:0]cnt;
always@(posedge clk_in or negedge rst)begin
if(!rst)
cnt <= 'd0;
else if(cnt == 8)
cnt <= 4'd1;
else
cnt <= cnt+1;
end
assign clk_out2=(cnt==1||cnt==3||cnt==5||cnt==7)?1:0;
assign clk_out4=(cnt==1||cnt==2||cnt==5||cnt==6)?1:0;
assign clk_out8=(cnt==1||cnt==2||cnt==3||cnt==4)?1:0;
//*************code***********//
endmodule