kaiguan.c

Avr Atmeg128汽车行驶记录仪 带有USB驱动 c语言

#include "kaiguan.h"

uchar Get_IO(void)
{uchar K_IO,i,*p;
 
 IC_SELECT=0X08;
 IO_CS; 
 p=0x8000;
 K_IO=*p;
 do{
 	 DelayMs(5);
 	 i=*p;
 	if(K_IO==i) 
	  break;
	else
	  K_IO=i;
    }while(1);
 return K_IO;
}