beep.c

来自「44b0 beep gpio beep voice」· C语言 代码 · 共 32 行

#define rPCONE		(*(volatile unsigned *)0x1d20028)
#define rPUPE		  (*(volatile unsigned *)0x1d20030)
#define rPDATE		(*(volatile unsigned *)0x1d2002c)


int main(void)
{
	int isExit = 1;
        int i=1;		
//	while(isExit)
   for(i=0;i<10;i++) 
   {
        
        rPCONE=0x42B;//0x2552A;
	//rPCONE=0x42B;//0x2552A;
	rPUPE=0x00;	//0xff;	
	rPDATE=0xff;
	printf("beep\n");
	sleep(1);
	rPCONE=0x42B;//0x2552A; 
	rPDATE=0xdf; 
	sleep(1);
	
     }
        
  return 0;	
	
	

        
}