题解 | #十六进制计数器#
十六进制计数器
https://www.nowcoder.com/practice/7a7cf1062faf4b5dbb578e0c761c2b42
`timescale 1ns/1ns
module counter_16(
input clk ,
input rst_n ,
output reg [3:0] Q
);
//reg [3:0] cnt;
always @(posedge clk or negedge rst_n) begin
if(!rst_n) begin
Q <= 'd0;
end
else begin
Q <= Q + 'd1;
end
end
endmodule
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