?? clk_div_262k.v
字號(hào):
`timescale 1ns / 1ps////////////////////////////////////////////////////////////////////////////////// Company: Xilinx//// Create Date: 10:08:15 03/05/07// Design Name: Stopwatch// Module Name: clk_div_262k// Project Name: ISE In Depth Tutorial// Target Device: xc3sA700-4fg484// Tool versions: ISE 9.1i//
// Description: Divides 26.2144 MHz clock by 262144 resulting in a 100 Hz output
//////////////////////////////////////////////////////////////////////////////////module clk_div_262k(clk, div_262144); input clk; output div_262144; reg div_262144; reg [19:0] cnt; always @(posedge clk)begin if (cnt >= 262144) begin div_262144 <= 0; cnt <= 0; end else if (cnt < 131072) begin div_262144 <= 0; cnt <= cnt + 1; end else if ((cnt >= 131072) && (cnt < 262144)) begin div_262144 <= 1; cnt <= cnt + 1; end end // always endmodule
?? 快捷鍵說(shuō)明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -