x/arduino-christmas-present
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Tim Wundenberg
2019-05-29 21:34:19 +02:00
commit f4c7d85ebb
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#include <LiquidCrystal.h>
const int
rs = 2,
en = 3,
d4 = 4,
d5 = 5,
d6 = 6,
d7 = 7;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
int length = 26;
char notes[] = "eeeeeeegcde fffffeeeeddedg";
int beats[] = { 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2};
int tempo = 300;
int LED1 = 12;
int LED2 = 11;
int LED3 = 10;
int SPEAKER = 8;
int BEATTIME = 100;
int zaehler = 0;
int maxLength = 17;
const int StringLength = 55;
char nachricht[StringLength] = "Ich schenke dir einen Gutschein fuer deinen Laptop :-)";
void setup() {
lcd.begin(16, 2);
lcd.print("Frohe Weihnacht");
pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(SPEAKER, OUTPUT);
}
void loop() {
for (int i = 0; i < length; i++) {
if (notes[i] == ' ') {
delay(beats[i] * tempo); // rest
} else {
playNote(notes[i], beats[i] * tempo);
}
TurnOnLed(LED1);
TurnOnLed(LED2);
TurnOnLed(LED3);
// pause between notes
delay(tempo / 2);
lcd.setCursor(0, 1);
if ((zaehler + maxLength) > StringLength) {
zaehler = 0;
}
else {
// if (zaehler == 0)
// delay (1000);
for (int i = zaehler; i<zaehler + maxLength; i++){
lcd.print(nachricht[i]);
}
zaehler = zaehler + 1;
// delay (500);
}
}
}
void playNote(char note, int duration) {
char names[] = { 'c', 'd', 'e', 'f', 'g', 'a', 'b', 'C' };
int tones[] = { 1915, 1700, 1519, 1432, 1275, 1136, 1014, 956 };
// play the tone corresponding to the note name
for (int i = 0; i < 8; i++) {
if (names[i] == note) {
playTone(tones[i], duration);
}
}
}
void playTone(int tone, int duration) {
for (long i = 0; i < duration * 1000L; i += tone * 2) {
digitalWrite(SPEAKER, HIGH);
delayMicroseconds(tone);
digitalWrite(SPEAKER, LOW);
delayMicroseconds(tone);
}
}
void TurnOnLed(int pin){
digitalWrite(pin, LOW);
int r = random(0,2);
if (r == 1) {
digitalWrite(pin, HIGH);
}
}
void TurnOffLed(int pin){
if (random(0,1) == 0) {
digitalWrite(pin, LOW);
}
}

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int length = 26;
char notes[] = "eeeeeeegcde fffffeeeeddedg";
int beats[] = { 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2};
int tempo = 300;
int LED1 = 12;
int LED2 = 11;
int LED3 = 10;
int SPEAKER = 8;
int BEATTIME = 100;
void setup() {
pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(SPEAKER, OUTPUT);
}
void loop() {
for (int i = 0; i < length; i++) {
if (notes[i] == ' ') {
delay(beats[i] * tempo); // rest
} else {
playNote(notes[i], beats[i] * tempo);
}
TurnOnLed(LED1);
TurnOnLed(LED2);
TurnOnLed(LED3);
// pause between notes
delay(tempo / 2);
}
}
void playNote(char note, int duration) {
char names[] = { 'c', 'd', 'e', 'f', 'g', 'a', 'b', 'C' };
int tones[] = { 1915, 1700, 1519, 1432, 1275, 1136, 1014, 956 };
// play the tone corresponding to the note name
for (int i = 0; i < 8; i++) {
if (names[i] == note) {
playTone(tones[i], duration);
}
}
}
void playTone(int tone, int duration) {
for (long i = 0; i < duration * 1000L; i += tone * 2) {
digitalWrite(SPEAKER, HIGH);
delayMicroseconds(tone);
digitalWrite(SPEAKER, LOW);
delayMicroseconds(tone);
}
}
void TurnOnLed(int pin){
digitalWrite(pin, LOW);
int r = random(0,2);
if (r == 1) {
digitalWrite(pin, HIGH);
}
}
void TurnOffLed(int pin){
if (random(0,1) == 0) {
digitalWrite(pin, LOW);
}
}