CODE1
#include "LedControl.h"
#define C4 262
#define D4 294
#define E4 330
#define F4 349
#define FS4 370
#define G4 392
#define A4 440
#define B4 494
#define C5 523
#define D5 587
int melody[] = {C4,D4,E4,F4,G4,A4,B4,C5};
float beats[] = {1,1,1,1,1,1,1,1};
int buzzer = 11;
int timestop = 70;
LedControl lc=LedControl(8,10,9,1);
void setup() {
lc.shutdown(0,false);
lc.setIntensity(0,5);
lc.clearDisplay(0);
int dl = 500;
pinMode(buzzer, OUTPUT);
int numnote;
numnote = sizeof(melody)/2;
for(int i=0;i<numnote;i++){
lc.setChar(0,7-i,'-',false);
tone(buzzer, melody[i],dl*beats[i]);
delay(dl*beats[i]);
digitalWrite(buzzer, HIGH);
delay(timestop);
}
}
void loop() {
// put your main code here, to run repeatedly:
}
CODE2
#include "LedControl.h"
#define C4 262
#define D4 294
#define E4 330
#define F4 349
#define FS4 370
#define G4 392
#define A4 440
#define B4 494
#define C5 523
#define D5 587
int melody[] = {D4,D4,E4,D4,G4,FS4,D4,D4,E4,D4,A4,G4,D4,D4,D5
,B4,G4,FS4,E4,C5,C5,B4,G4,A4,G4};
float beats[] = {0.5,0.5,1,1,1,2,0.5,0.5,1,1,1,2,0.5,0.5,1,1,1,1,1,0.5,0.5,1,1,1,2,};
int buzzer = 11;
int timestop = 70;
LedControl lc=LedControl(8,10,9,1);
// Pin 8->DIN, 10->CLK, 9->CS(LOAD),
void setup() {
lc.shutdown(0,false);
lc.setIntensity(0,5);
lc.clearDisplay(0);
int dl = 400;
pinMode(buzzer, OUTPUT);
lc.setChar(0,7,'H',false);
lc.setChar(0,6,'b',false);
lc.setChar(0,5,'d',false);
int numnote;
numnote = sizeof(melody)/2;
for(int i=0;i<numnote;i++){
tone(buzzer, melody[i],dl*beats[i]);
delay(dl*beats[i]);
digitalWrite(buzzer, HIGH);
delay(timestop);
}
}
void loop() {
// put your main code here, to run repeatedly:
}
CODE3
#include "LedControl.h"
#define C4 262
#define D4 294
#define E4 330
#define F4 349
#define G4 392
int melody[] = {E4,D4,C4,D4,E4,E4,E4,D4,D4,D4,E4,G4,G4,E4,D4
,C4,D4,E4,E4,E4,D4,D4,E4,D4,C4};
float beats[] = {1,1,1,1,1,1,2,1,1,2,1,1,2,1,1,1,1,1,1,2,1,1,1,1,4,};
int buzzer = 11;
int timestop = 70;
LedControl lc=LedControl(8,10,9,1);
// Pin 8->DIN, 10->CLK, 9->CS(LOAD),
void setup() {
lc.shutdown(0,false);
lc.setIntensity(0,5);
lc.clearDisplay(0);
int dl = 250;
pinMode(buzzer, OUTPUT);
int numnote;
numnote = sizeof(melody)/2;
for(int i=0;i<numnote;i++){
lc.setDigit(0,0,beats[i],false);
tone(buzzer, melody[i],dl*beats[i]);
delay(dl*beats[i]);
digitalWrite(buzzer, HIGH);
delay(timestop);
}
delay(500);
lc.setChar(0,0,16,false);
}
int dly = 100;
void loop() {
lc.setChar(0,0,1,false);
delay(dly);
lc.setChar(0,0,2,false);
delay(dly);
lc.setChar(0,0,3,false);
delay(dly);
lc.setChar(0,0,4,false);
delay(dly);
lc.setChar(0,0,5,false);
delay(dly);
lc.setChar(0,0,6,false);
delay(dly);
lc.setChar(0,0,7,false);
delay(dly);
lc.setChar(0,0,8,false);
delay(dly);
}
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