function.h

AT91 MP3

#include "44b0.h"


void delay(int time)
{
  int i;
  for(;time>0;time--)
    for(i=1000;i>0;i--);
}

void port_init()
{
  //PC1~PC3---LED0~LED2
  rPDATC=0x0000;
  rPCONC=0x00000055;
  rPUPC=0x30f0;
  
  //GPE5~BEEP
  
  rPDATE&=0xDF;
  rPCONE|=0x00000040;
  rPUPE&=0xDF;
 }
 

 void bell()
{
  rPDATE|=0x20;
  delay(5000);
  rPDATE&=0xDF;
  
}	

 void Led_display()
{
//PC1,PC2,PC3 High available

  rPDATC|=0x0002;
  delay(5000);
  rPDATC=0x0000;

  rPDATC|=0x0004;
  delay(5000);
  rPDATC=0x0000;
    
  rPDATC|=0x0008;
  delay(5000);
  rPDATC=0x0000;
  
  bell();  
}