util.c

来自「2407模版程序」· C语言 代码 · 共 37 行

/*********************************************************************
* Filename: util.c                                                   *
*                                                                    *
* Author: Aming, Maglev Reserch Center of NUDT.                      *
*                                                                    *
* Last Modified: 06/02/04                                            *
*                                                                    *
* Description: General used funtion file for LF2407 DSP.             *
**********************************************************************/  


#include "2407reg.h"
#include "util.h"

void delay(int time)
{
	int i;
	for (i=0;i<=time;i++)
			kickdog();  
} 

__INLINE void disable()
{
	asm("  SETC INTM");
}

__INLINE void enable()
{
	asm("  CLRC INTM");
}

__INLINE void kickdog()
{  
	*WDKEY=0x55;			
	*WDKEY=0xaa;
}