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博主github：https://github.com/MichaelBeechan
博主CSDN：https://blog.csdn.net/u011344545
module beyond(clk,beep,led);
input clk;
output beep;
output [7:0]led;
reg beep;
reg [22:0]i;
reg clk_4hz;
reg [7:0]led;
reg [16:0] count,div_num;//
reg [6:0] music;//just for a test;
always @(posedge clk)//4hz
begin
if(i==23'h47868c)
begin
i<=0;
clk_4hz=~clk_4hz;
end
else
i=i+1'b1;
end
always @(posedge clk_4hz)
begin
if(music==7'd90)notice
music<=0;
else
music<=music+1'b1;
end
always @(posedge clk)
begin
if(count==div_num)
begin
count<=0;
beep=~beep;
end
else
count<=count+1'b1;
end
parameter
L1=17'h1754e,
L2=17'h14c81,
L3=17'h1284a,
L4=17'h117A8,
L5=17'h14e70,
L6=17'h0ddf2,
L7=17'h0c5ba,
M1=17'h0ba9e,
M2=17'h0a648,
M3=17'h0941f,
M4=17'h08bcf,
M5=17'h07c90,
M6=17'h06ef9,
M7=17'h062dd,
H1=17'h05d68,
H2=17'h05322,
H3=17'h04a11,
H4=17'h045e9,
H5=17'h3e48,
H6=17'h377d,
H7=17'h316f;
always @(posedge clk_4hz)
begin
case(music)
7'd0 : div_num=M7;
7'd1 : div_num=M7;
7'd2 : div_num=H1;
7'd3 : div_num=H1;
7'd4 : div_num=H2;
7'd5 : div_num=H2;
7'd6 : div_num=H2;
7'd7 : div_num=H3;
7'd8 : div_num=H3;
7'd9 : div_num=H3;
7'd10 : div_num=H3;
7'd11 : div_num=H2;
7'd12 : div_num=H2;
7'd13 : div_num=H2;
7'd14 : div_num=H2;
7'd15 : div_num=H2;
7'd16 : div_num=H1;
7'd17 : div_num=M7;
7'd18 : div_num=M5;
7'd19 : div_num=M6;
7'd20 : div_num=M6;
7'd21 : div_num=M6;
7'd22 : div_num=M3;
7'd23 : div_num=M2;
7'd24 : div_num=M3;
7'd25 : div_num=M3;
7'd26 : div_num=M3;
7'd27 : div_num=M3;
7'd28 : div_num=M5;
7'd29 : div_num=M5;
7'd30 : div_num=M5;
7'd31 : div_num=M6;
7'd32 : div_num=M6;
7'd33 : div_num=M6;
7'd34 : div_num=H1;
7'd35 : div_num=M7;
7'd36 : div_num=H1;
7'd37 : div_num=H1;
7'd38 : div_num=H7;
7'd39 : div_num=H7;
7'd40 : div_num=H1;
7'd41 : div_num=H1;
7'd42 : div_num=H1;
7'd43 : div_num=H1;
//repeat
7'd44 : div_num=M7;
7'd45 : div_num=M7;
7'd46 : div_num=H1;
7'd47 : div_num=H1;
7'd48 : div_num=H2;
7'd49 : div_num=H2;
7'd50 : div_num=H2;
7'd51 : div_num=H3;
7'd52 : div_num=H3;
7'd53 : div_num=H3;
7'd54 : div_num=H3;
7'd55 : div_num=H2;
7'd56 : div_num=H2;
7'd57 : div_num=H2;
7'd58 : div_num=H2;
7'd59 : div_num=H2;
7'd60 : div_num=H1;
7'd61 : div_num=M7;
7'd62 : div_num=H1;
7'd63 : div_num=H1;
7'd64 : div_num=M7;
7'd65 : div_num=M7;
7'd66 : div_num=M7;
7'd67 : div_num=M7;
7'd68 : div_num=M3;
7'd69 : div_num=M2;
7'd70 : div_num=M3;
7'd71 : div_num=M3;
7'd72 : div_num=M3;
7'd73 : div_num=M3;
7'd74 : div_num=M5;
7'd75 : div_num=M5;
7'd76 : div_num=M5;
7'd77 : div_num=M6;
7'd78 : div_num=M6;
7'd79 : div_num=M6;
7'd80 : div_num=L5;
7'd81 : div_num=L6;
7'd82 : div_num=M1;
7'd83 : div_num=M2;
7'd84 : div_num=M3;
7'd85 : div_num=M5;
7'd86 : div_num=H1;
7'd87 : div_num=H1;
7'd88 : div_num=H1;
7'd89 : div_num=H1;
endcase
end
always @(div_num)
begin
case(div_num)
L5 : led=8'b1111_1111;
L6 : led=8'b0111_1111;
L7,
M1 : led=8'b0011_1111;
M2,
M3 : led=8'b0001_1111;
M4,
M5 : led=8'b0000_1111;
M6,
M7 : led=8'b0000_0111;
H1 : led=8'b0000_0011;
H2 : led=8'b0000_0001;
H3 : led=8'b0000_0000;
default : led=8'bx;
endcase
endendmodule// Copyright (C) 1991-2008 Altera Corporation
// Your use of Altera Corporation's design tools, logic functions
// and other software and tools, and its AMPP partner logic
// functions, and any output files from any of the foregoing
// (including device programming or simulation files), and any
// associated documentation or information are expressly subject
// to the terms and conditions of the Altera Program License
// Subscription Agreement, Altera MegaCore Function License
// Agreement, or other applicable license agreement, including,
// without limitation, that your use is for the sole purpose of
// programming logic devices manufactured by Altera and sold by
// Altera or its authorized distributors. Please refer to the
// applicable agreement for further details.// Generated by Quartus II Version 8.0 (Build Build 231 07/10/2008)
// Created on Sun Dec 22 11:38:33 2013beyond beyond_inst
(
.clk(clk_sig) , // input clk_sig
.beep(beep_sig) , // output beep_sig
.led(led_sig) // output [7:0] led_sig
);defparam beyond_inst.L1 = 'b10111010101001110;
defparam beyond_inst.L2 = 'b10100110010000001;
defparam beyond_inst.L3 = 'b10010100001001010;
defparam beyond_inst.L4 = 'b10001011110101000;
defparam beyond_inst.L5 = 'b10100111001110000;
defparam beyond_inst.L6 = 'b01101110111110010;
defparam beyond_inst.L7 = 'b01100010110111010;
defparam beyond_inst.M1 = 'b01011101010011110;
defparam beyond_inst.M2 = 'b01010011001001000;
defparam beyond_inst.M3 = 'b01001010000011111;
defparam beyond_inst.M4 = 'b01000101111001111;
defparam beyond_inst.M5 = 'b00111110010010000;
defparam beyond_inst.M6 = 'b00110111011111001;
defparam beyond_inst.M7 = 'b00110001011011101;
defparam beyond_inst.H1 = 'b00101110101101000;
defparam beyond_inst.H2 = 'b00101001100100010;
defparam beyond_inst.H3 = 'b00100101000010001;
defparam beyond_inst.H4 = 'b00100010111101001;
defparam beyond_inst.H5 = 'b00011111001001000;
defparam beyond_inst.H6 = 'b00011011101111101;
defparam beyond_inst.H7 = 'b00011000101101111;
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