题解 | #求两个数的差值#
求两个数的差值
https://www.nowcoder.com/practice/de8e9138214647f1826e99043a1b7990
`timescale 1ns/1ns module data_minus( input clk, input rst_n, input [7:0]a, input [7:0]b, output reg [8:0]c ); always @(posedge clk, negedge rst_n)begin if(!rst_n) c <= 9'd0; else c <= ( a > b ) ? ( a - b ) : ( b - a ); end endmodule
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