JaMAFERTIG!

#include <REG552.H>

int hex(int frequenz){
	frequenz = 2^16 - 500000/frequenz;
	return frequenz;
}

void noteC(int wieoft){
	int i;
	for (i = 0; i<wieoft; i++){
		P1 =~P1;
		TR0=0;
		TF0=0;
		TH0=0xF8;
		TL0=0x84;
		TR0=1;
		while(TF0==0);
	}
}
void noteA(int wieoft){
	int i;
	for (i = 0; i<wieoft; i++){
		P1 =~P1;
		TR0=0;
		TF0=0;
		TH0=0xFB;
		TL0=0x8F;
		TR0=1;
		while(TF0==0);
	}
}
void noteD(int wieoft){
	int i;
	for (i = 0; i<wieoft; i++){
		P1 =~P1;
		TR0=0;
		TF0=0;
		TH0=0xF9;
		TL0=0x5B;
		TR0=1;
		while(TF0==0);
	}
}
void noteF(int wieoft){
	int i;
	for (i = 0; i<wieoft; i++){
		P1 =~P1;
		TR0=0;
		TF0=0;
		TH0=0xFA;
		TL0=0x67;
		TR0=1;
		while(TF0==0);
	}
}
void notecH(int wieoft){
	int i;
	for (i = 0; i<wieoft; i++){
		P1 =~P1;
		TR0=0;
		TF0=0;
		TH0=0xFC;
		TL0=0x44;
		TR0=1;
		while(TF0==0);
	}
}
void main (void)
{
int delay;
	const int c = 261;
	const int d = 294;
	const int e = 329;
	const int f = 349;
	const int g = 391;
	const int gS = 415;
	const int a = 440;
	const int aS = 455;
	const int b = 466;
	const int cH = 523;
	const int cSH = 554;
	const int dH = 587;
	const int dSH = 622;
	const int eH = 659;
	const int fH = 698;
	const int fSH = 740;
	const int gH = 784;
	const int gSH = 830;
	const int aH = 880;


	while(1){
		TMOD = 0x01;
	    noteA(440);
	  	for(delay = 0; delay < 5000;delay++);
	  	noteA(440);
	  	for(delay = 0; delay < 5000;delay++);
	  	noteA(440);
	  	noteF(244);
	  	notecH(131);
	  	noteA(440);
	  	noteF(244);
	  	notecH(131);
	  	noteA(572);
		for(delay = 0; delay < 30000;delay++);
    }
}