c0e3590140aa001d13e1e356f87a7b93

nios ii sopc关于ISP1362和DM9000A的工程

#include <stdio.h>
#include <fcntl.h>
#include "unistd.h"
#include "system.h"

int main()
{
  int fd;
  unsigned int tmp;
  unsigned char src[16]={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16};
  unsigned char buf[16]={0xaa,0xbb,0xcc,0xdd,0xee,0xff};
  unsigned char des[16];

  fd = open (I2C_NAME, O_RDWR, 666);

  printf("fd is %d \n",fd);

  lseek(fd, 0, SEEK_SET);
  write(fd,src,16);  
  //  write(fd,buf,16); 
  for(tmp=0; tmp<200000; tmp++);
  
  read(fd,des,16);
  for(tmp=0; tmp<16; tmp++)
     printf("des[%d]=%d ;",tmp,des[tmp]);
  printf("\n");
  printf("End of writing and reading...\n");

  return 0;
}