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1_final_code.ino
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// set pin numbers:
int bit1=2;
int bit2=3;
int bit3=4;
int bit4=5;
int bit5=6;
int bit6=7;
//the library that defines the 16x2 LCD display module in arduino:
#include <LiquidCrystal.h>
//defining the pins related to the display:
LiquidCrystal lcd(P2_3, P2_4, P2_5, P1_6, P1_7, P2_7);
/*The circuit:
=================================
LCD pin Connect to
---------------------------------
01 - GND GND, pot
02 - VCC +3.3V
03 - Contrast Pot wiper
04 - RS Pin11 (P2.3)
05 - R/W GND
06 - EN Pin12 (P2.4)
07 - DB0
08 - DB1
09 - DB2
10 - DB3
11 - DB4 Pin13 (P2.5)
12 - DB5 Pin14 (P1.6)
13 - DB6 Pin15 (P1.7)
14 - DB7 Pin18 (P2.7)
15 - BL+ +3.3V
16 - BL- GND
=================================
*/
const int buttonPin2 = 8; //inainte pe pinul 8
const int buttonPin1 = 9; //inapoi pe pinul 9
const int buttonPin3 = 10; //OK pe pinul 10
int buttonState1 = 0;
int buttonState2 = 0;
int buttonState3 = 0;
int instrSel = 0;
int notaChitaraSel = 1;
int notaVioaraSel = 1;
int notaTrombonSel = 1;
void setup()
{
// initialize the digital pin as an output.
pinMode(bit1, OUTPUT);
pinMode(bit2, OUTPUT);
pinMode(bit3, OUTPUT);
pinMode(bit4, OUTPUT);
pinMode(bit5, OUTPUT);
pinMode(bit6, OUTPUT);
pinMode(buttonPin1, INPUT_PULLUP);
pinMode(buttonPin2, INPUT_PULLUP);
pinMode(buttonPin3, INPUT_PULLUP);
lcd.begin(16, 2);
//begin welcome
lcd.setCursor(1,0);
lcd.print("BINE ATI VENIT !");
delay(3000);
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Aparat de");
lcd.setCursor(1,1);
lcd.print(" acordaj");
//end welcome
}
void citireButoane(){
// read the state of the pushbutton value:
buttonState1 = digitalRead(buttonPin1);
buttonState2 = digitalRead(buttonPin2);
buttonState3 = digitalRead(buttonPin3);
}
void afisChitara(){
// enter the guitar menu
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Chitara");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
instrSel == 2;
afisVioara();
}
if(buttonState2 == LOW){
instrSel = 3;
afisTrombon();
}
if(buttonState3 == LOW)
afisNota1Chitara();
}
void afisVioara(){
// enter the violin menu
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Vioara");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
instrSel == 3;
afisTrombon();
}
if(buttonState2 == LOW){
instrSel = 1;
afisChitara();
}
if(buttonState3 == LOW)
afisNota1Vioara();
}
void afisTrombon(){
// enter the trombone menu
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Trombon");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
instrSel == 1;
afisChitara();
}
if(buttonState2 == LOW){
instrSel = 2;
afisVioara();
}
if(buttonState3 == LOW)
afisNota1Trombon();
}
//musical notes guitar - note chitara
void afisNota1Chitara(){ //Nota1Chitara
lcd.clear();
lcd.setCursor(0,0);
lcd.print("1. Mi - Chitara"); //first note Mi - E
lcd.setCursor(0,1);
lcd.print("f = 329.2 Hz");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 2;
afisNota2Chitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 0;
afisInapoiChitara();
}
if(buttonState3 == LOW)
sunetNota1Chitara();
}
void afisNota2Chitara(){ //Nota2Chitara
lcd.clear();
lcd.setCursor(0,0);
lcd.print("2. Si - Chitara"); //second note Si - B
lcd.setCursor(0,1);
lcd.print("f = 246.9 Hz");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 3;
afisNota3Chitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 1;
afisNota1Chitara();
}
if(buttonState3 == LOW)
sunetNota2Chitara();
}
void afisNota3Chitara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("3. Sol - Chitara"); //Nota3Chitara - the third note Sol - G
lcd.setCursor(0,1);
lcd.print("f = 196 Hz");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 4;
afisNota4Chitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 2;
afisNota2Chitara();
}
if(buttonState3 == LOW)
sunetNota3Chitara();
}
void afisNota4Chitara(){ //Nota4Chitara
lcd.clear();
lcd.setCursor(0,0);
lcd.print("4. Re - Chitara"); // the fourth note Re - D
lcd.setCursor(0,1);
lcd.print("f = 146.83 Hz");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 5;
afisNota5Chitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 3;
afisNota3Chitara();
}
if(buttonState3 == LOW)
sunetNota4Chitara();
}
void afisNota5Chitara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("5. La - Chitara"); //Nota5 Chitara - the fifth note La - A
lcd.setCursor(0,1);
lcd.print("f = 110 Hz");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 6;
afisNota6Chitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 4;
afisNota4Chitara();
}
if(buttonState3 == LOW)
sunetNota5Chitara();
}
void afisNota6Chitara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("6. Mi - Chitara"); //Nota6 Chitara - the sixth note Mi - E
lcd.setCursor(0,1);
lcd.print("f = 82.41 Hz");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 0;
afisInapoiChitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 5;
afisNota5Chitara();
}
if(buttonState3 == LOW)
sunetNota6Chitara();
}
void afisInapoiChitara(){
// the return menu
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Inapoi");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 1;
afisNota1Chitara();
}
if(buttonState2 == LOW){
notaChitaraSel = 6;
afisNota6Chitara();
}
if(buttonState3 == LOW)
afisChitara();
}
//end guitar notes - sfarsit note chitara
// violin notes - note vioara
void afisNota1Vioara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("1. Sol - Vioara"); //Nota1 Vioara - first violin note Sol - G
lcd.setCursor(0,1);
lcd.print("f = 196 Hz"); //the frequency corresponding to the note
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaChitaraSel == 2;
afisNota2Vioara();
}
if(buttonState2 == LOW){
notaVioaraSel = 0;
afisInapoiVioara();
}
if(buttonState3 == LOW)
sunetNota1Vioara();
}
void afisNota2Vioara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("2. Re - Vioara"); //Nota2 Vioara - the second note Re - D
lcd.setCursor(0,1);
lcd.print("f = 293.7 Hz"); //the frequency corresponding to the note
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaVioaraSel == 3;
afisNota3Vioara();
}
if(buttonState2 == LOW){
notaVioaraSel = 1;
afisNota1Vioara();
}
if(buttonState3 == LOW)
sunetNota2Vioara();
}
void afisNota3Vioara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("3. La - Vioara"); //Nota3 Vioara - the third note La - A
lcd.setCursor(0,1);
lcd.print("f = 440 Hz"); //the frequency corresponding to the note
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaVioaraSel == 4;
afisNota4Vioara();
}
if(buttonState2 == LOW){
notaVioaraSel = 2;
afisNota2Vioara();
}
if(buttonState3 == LOW)
sunetNota3Vioara();
}
void afisNota4Vioara(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("4. Mi - Vioara"); //Nota4 Vioara - the fourth note Mi - E
lcd.setCursor(0,1);
lcd.print("f = 659.3 Hz"); // the frequency corresponding to the note
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaVioaraSel == 0;
afisInapoiVioara();
}
if(buttonState2 == LOW){
notaVioaraSel = 3;
afisNota3Vioara();
}
if(buttonState3 == LOW)
sunetNota4Vioara();
}
void afisInapoiVioara(){
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Inapoi");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaVioaraSel == 1;
afisNota1Vioara();
}
if(buttonState2 == LOW){
notaVioaraSel = 4;
afisNota4Vioara();
}
if(buttonState3 == LOW)
afisVioara();
}
//sfarsit note vioara
//inceput note trombon
void afisNota1Trombon(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("1. Fa - Trombon"); //Nota1 Trombon - first trombone note Fa - F
lcd.setCursor(0,1);
lcd.print("f = 349.2 Hz"); //the frequency corresponding to the note
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaTrombonSel == 2;
afisNota2Trombon();
}
if(buttonState2 == LOW){
notaTrombonSel = 0;
afisInapoiTrombon();
}
if(buttonState3 == LOW)
sunetNota1Trombon();
}
void afisNota2Trombon(){
lcd.clear();
lcd.setCursor(0,0);
lcd.print("2. La - Trombon"); //Nota2 Trombon - second trombone note La - A
lcd.setCursor(0,1);
lcd.print("f = 440 Hz"); //the frequency corresponding to the note
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaTrombonSel == 0;
afisInapoiTrombon();
}
if(buttonState2 == LOW){
notaTrombonSel = 1;
afisNota1Vioara();
}
if(buttonState3 == LOW)
sunetNota2Trombon();
}
void afisInapoiTrombon(){
lcd.clear();
lcd.setCursor(1,0);
lcd.print("Inapoi");
delay(1000);
citireButoane();
while((buttonState1 == HIGH) && (buttonState2 == HIGH) && (buttonState3 == HIGH))
citireButoane();
if(buttonState1 == LOW){
notaTrombonSel == 1;
afisNota1Trombon();
}
if(buttonState2 == LOW){
notaTrombonSel = 2;
afisNota2Trombon();
}
if(buttonState3 == LOW)
afisTrombon();
}
//end trombone notes - sfarsit note trombon
//do stuff - sending data to the digital-analog converter on the high position:
void doStaffHigh(int i){
if(i == 0)
digitalWrite(bit1, HIGH);
if(i == 1)
digitalWrite(bit2, HIGH);
if(i == 2)
digitalWrite(bit3, HIGH);
if(i == 3)
digitalWrite(bit4, HIGH);
if(i == 4)
digitalWrite(bit5, HIGH);
if(i == 5)
digitalWrite(bit6, HIGH);
//delay(0.00227);
}
//sending data to the digital-analog converter on the low position:
void doStaffLow(int i){
if(i == 0)
digitalWrite(bit1, LOW);
if(i == 1)
digitalWrite(bit2, LOW);
if(i == 2)
digitalWrite(bit3, LOW);
if(i == 3)
digitalWrite(bit4, LOW);
if(i == 4)
digitalWrite(bit5, LOW);
if(i == 5)
digitalWrite(bit6, LOW);
//delay(0.00227);
}
//end do stuff
//guitar notes - note chitara
//sending the appropriate bits to generate note 1 for the guitar instrument:
void sunetNota1Chitara(){
delay(1000);
citireButoane(); //the function for reading the state of the buttons
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 64,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -64,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(18.6);
}
}
citireButoane(); //the function for reading the state of the buttons
}
afisNota1Chitara();
}
void sunetNota2Chitara(){
//sending the appropriate bits to generate note 2 for the guitar instrument:
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 75,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -75,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(35.2);
}
}
citireButoane();
}
afisNota2Chitara();
}
void sunetNota3Chitara(){
//sending the appropriate bits to generate note 3 for the guitar instrument:
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 75,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -75,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(50);
}
}
citireButoane();
}
afisNota3Chitara();
}
void sunetNota4Chitara(){
//sending the appropriate bits to generate note 4 for the guitar instrument:
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 75,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -75,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(76);
}
}
citireButoane();
}
afisNota4Chitara();
}
void sunetNota5Chitara(){
//sending the appropriate bits to generate note 5 for the guitar instrument:
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 75,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -75,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(109);
}
}
citireButoane();
}
afisNota5Chitara();
}
void sunetNota6Chitara(){
//sending the appropriate bits to generate note 6 for the guitar instrument:
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 68,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -68,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(161.4958);
}
}
citireButoane();
}
afisNota6Chitara();
}
//end nota chitara
//note vioara
//sending the appropriate bits to generate note 1 for the violin instrument:
void sunetNota1Vioara(){
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 63,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -63,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(50);
}
}
citireButoane();
}
afisNota1Vioara();
}
//sending the appropriate bits to generate note 2 for the violin instrument:
void sunetNota2Vioara(){
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 64,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -64,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(25.071);
}
}
citireButoane();
}
afisNota2Vioara();
}
//sending the appropriate bits to generate note 3 for the violin instrument:
void sunetNota3Vioara(){
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 63,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -63,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(7.548);
}
}
citireButoane();
}
afisNota3Vioara();
}
//sending the appropriate bits to generate note 4 for the violin instrument:
void sunetNota4Vioara(){
delay(1000);
citireButoane();
while(buttonState1 == HIGH && buttonState2 == HIGH && buttonState3 == HIGH){
int v[60]={ 0, 3, 6 ,9, 15, 19, 20, 25, 30,37, 43, 63,43,37, 30, 25, 20, 19, 15, 9, 6, 3, 0, -3, -6 ,-9, -15, -19, -20, -25, -30,-37, -43, -63,-43,-37, -30, -25, -20, -19, -15, -9, -6, -3, 0 };
for(int g = 0; g < 440; ++g){
for (int k = 0; k < 65; ++k){
int j = 0, r, num, arr[6];
// initializez vectorul arr
for(int j = 0; j < 6; ++j)arr[j] = 0;
// descompunerea lui v[k] in baza 2
num = v[k];
while (num != 0) {
r = num % 2;
arr[j++] = r;
num /= 2;
}
int i=5;
while(arr[i] == 0)i--;
while(i >= 0){
if(arr[i] == 1)
doStaffHigh(i);
else
doStaffLow(i);
i--;
}
delayMicroseconds(0.855);
}
}
citireButoane();
}
afisNota4Vioara();
}
//end notes violin
//notes for trombone
//sending the appropriate bits to generate note 1 for the trombone instrument:
void sunetNota1Trombon(){
delay(1000);
citireButoane();