|
Counter的源代码： module lin(clk,rst,in1,in2,cin,count,sum); input [7:0]in1,in2; input clk,rst,cin; output [7:0]sum; output count; reg [7:0]sum; reg count; always @(posedge clk) begin if(!rst) begin count<=0; sum<=8'b0; end else sum<=in1+in2+cin; if(sum>=8'b11111111) count<=1; else count<=0; end endmodule Tcounter的源代码： `timescale 10ns/1ns module tcounter; reg clk1, rst1,cin1; reg[7:0] din1,din2; wire count1; wire[7:0] sum1; lin adder ( .cin (cin1), .in1 (din1), .in2 (din2), .clk (clk1), .rst (rst1), .sum (sum1), .count (count1) ); initial // Clock generator begin clk1 = 0; forever #10 clk1 = ~clk1; end initial begin #0 rst1 = 1'b0; #0.5 rst1 = 1'b1; #22 rst1 = 1'b0; end always @ ( negedge clk1 ) begin din1 = $random%256; din2 = $random%256; cin1 = $random%2; end endmodule
| 
QQ好友和群
QQ空间
腾讯微博
腾讯朋友
收藏
淘帖
顶
踩
