AVR Freaks

void PlayMP3(){
       uint16_t j;
FRESULT fr;            /* FatFs return code */
char vs_init,line[512]; /* Line buffer */
UINT num_read,k,count;
uint8_t a_byte;
			int i,p;
			BYTE temp_buffer[100];
			
		VS1003B_Init();
usart_pstr("\n \nEND Reading hello.mp3 file \n");
		
			   			    /*TESTING READING FILE END*/
			    
			
		        
		
/* - This is a special VLSI Solution test header - */
/* - that starts a sine sound. It's good for     - */
  /* - testing your code and the chip. */
	    
		VS1003B_Delay();
	    
	    VS1003B_XDCS_H();
    _delay_ms(500);           /* 500 ms delay */

	    /* Stop the sine test sound */
		 VS1003B_XDCS_L();
	    
		
		VS1003B_Delay();

        VS1003B_XDCS_H(); 
    _delay_ms(500);            /* 500 ms delay */
		
usart_pstr("Sine wave test 's stoped, change to SPI High! \n");
		
	VS1003B_XDCS_L(); // Pull XDCS low
		
		 
 if (bit_is_set(VS1003B_PIN,VS1003B_DREQ))
		 {
		 usart_pstr("\n DREQ = 1 \n \n");
		 }else
		 {
		 usart_pstr("\n DREQ = 0 \n \n");
		 }
        
		for (i=0; i<2048; i++)
		{
			while (bit_is_clear(VS1003B_PIN,VS1003B_DREQ)); // wait here until DREQ is high again
			
			VS1003B_WriteByte(0);
		}
		VS1003B_Delay(0xffff); // Wait until SPI transfer is completed
		_delay_ms(500);
		usart_pstr("VS1003 AND ATMEGA128 SAYING HELLO! \n \n" );
		
		
    }