mp3ctrl.h

来自「1)MCS51内核」· C头文件 代码 · 共 44 行

//MP3 PROGRAM


sbit MPFREQ=ACC^4;
sbit MPBREQ=ACC^3;

void EnMP3INT(void)
{EMP3=1;
 MP3CON=MP3CON&0xf7;
 }

void DisMP3INT(void)
{EMP3=0;}



void VolCtrl(uchar VOL,uchar VOR)
{MP3VOL=0x1f&VOL;
 MP3VOR=0x1f&VOR;
 }

void EQCtrl(uchar BASS,uchar MEDIUM,uchar TREBLE,bit MPBBST)
{MP3BAS=0x1f&BASS;
 MP3MED=0x3f&MEDIUM;
 MP3TRE=0x3f&TREBLE;
  if(MPBBST)
 MP3CON=0x40|MP3CON;
}



void mp3int() interrupt MP3INT
{uint i;
 DisMP3INT();
 ACC=MP3STA; 
  {for(i=0;i<1024;i++)
    {do{ACC=MP3STA1;}while(!MPFREQ);
	 MP3DAT=BUFFER[i];
	 }
     BufferFlag=0;
    }
}