如下,该D触发器输入为clk,rst_n,set,d。输出为qmodule d_flipflop (input clk , input rst_n , input set , input d , output reg q);always @ (posedge clk or negedge rst_n or posedge set) beginif (~rst_n) q <= 1'b0;else if (set) q <= 1'b1;else q <= d;endendmodule