题解 | #求两个数的差值#
求两个数的差值
https://www.nowcoder.com/practice/de8e9138214647f1826e99043a1b7990
无符号数的加减
`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 or negedge rst_n) if(!rst_n)begin c <= 9'd0; end else if(a > b)begin c = a - b; end else c = b - a; endmodule#刷题#
