da.c

ICETEK-LF2407-A板和教学实验箱使用说明书及开发板的所有实验例程

#include "2407c.h"                    

void Delay(int nDelay);	/* 延时子程序 */
#define test 0x9000
ioport int port0;
ioport int port1;

main()
{
	unsigned int uWork;
    int i;
	*WDCR=0x6f;
	*WDKEY=0x5555;
	*WDKEY=0xaaaa;		/* 关闭看门狗 */

	*SCSR1=0x81fe;    	/* DSP运行频率40m */

	i=0;
	while ( 1 )
	{
	    port0=i;
	    port1=i;
	   
		if(i>0x3ff) i=0;
		i++;
	}
}               

void Delay(int nDelay)
{
	int i,j;
	unsigned int k;
	
	for ( i=0;i<nDelay;i++ )
		for ( j=0;j<64;j++ )
			k++;
}