rt,分频是在quartus仿真时,仿真结果不清楚,不知道在实际中会怎么样?
module divid(clk_out,clk_in,rst_n );
output clk_out;
input clk_in,rst_n;
reg clk_out;
reg[10:0] count; // count from 0 to N/2
parameter N = 2400;
always @(posedge clk_in)
begin
if(!rst_n)
begin
count <= 0; clk_out <= 0;
end
else if(count == N/2-1)
begin
count <= 0; clk_out <= ~clk_out;
end
else
count <= count + 1;
end
endmodule
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