/*  erase_flash_sector.c
    Erase Flash Ram by Sectors

    Written by:  Rod Klein
    Date:        July 23, 1998

    Rev. History:

*/

/*  Include Files  */

#include <stdio.h>
#include <time.h>
#include "VISION.h"
#include "tracker.h"
#include "functions.h"
 
/*  Start program  */

void erase_flash_sector( addr)
  unsigned int addr;
{
  int i;
  int seconds;
  unsigned int bytes;
  unsigned int status;
  unsigned int fl_cmd;
  unsigned int fl_addr;
  unsigned int erase_data[] = {0x00AA, 0x0055, 0x0080, 0x00AA, 0x0055, 0x0030};
  unsigned int erase_addr[] = {0x555, 0x2AA, 0x555, 0x555, 0x2AA};

  i = 0;
  bytes = 0;
  status = 0;
  fl_cmd = 0;
  fl_addr = 0;
  seconds = 8;

  for( i=0; i<5; i++ )
  {
     fl_addr = FLASH_RAM | (erase_addr[i] << 2);
     fl_cmd = (erase_data[i] << 24) | erase_data[i];
 
     status = VISIONwrite( finder, fl_addr, WORD_LEN, &bytes, &fl_cmd);
     if( status != 0 )  perror(" erase_flsh_sector: VISIONwrite");
  }
  fl_addr = FLASH_RAM | (addr << 2);
  fl_cmd = (0x30 << 16) | 0x30;
  status = VISIONwrite( finder, fl_addr, WORD_LEN, &bytes, &fl_cmd);
  if( status != 0 )  perror(" erase_flsh_sector: VISIONwrite");

  sleep( seconds);
}