Page 168 - MDP2020-1

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if( !bs2 && !br2 ){
if(flag==1){
noteOn(0, bn2,100);
bs2 = true;
digitalWrite(21,HIGH);
}
else if(flag==0){
noteOn(0, bu2,100);
bu2 = true;
digitalWrite(21,HIGH);
}
}else if(bs2 && br2){
if(flag==1){
noteOff(0, bn2,0);
bs2 = false;
}
if(flag==0){

}
}
if( !bs5 && !br5 ){
noteOn(0, bn5,100);
bs5 = true;
digitalWrite(22,HIGH);
}else if(bs5 && br5){
noteOff(0, bn5,0);
bs5 = false;
digitalWrite(22,LOW);
}
if( !bs6 && !br6 ){
noteOn(0, bn6,100);
bs6 = true;
digitalWrite(23,HIGH);
}else if(bs6 && br6){
noteOff(0, bn6,0);
bs6 = false;
digitalWrite(23,LOW);
}
if( !bs7 && !br7 ){
noteOn(0, bn7,100);
bs7 = true;
digitalWrite(24,HIGH);
}else if(bs7 && br7){
noteOff(0, bn7,0);
bs7 = false;