/* Enables or disables access to the RTC and backup registers.  */
void PWR_BackupAccessCmd(FunctionalState NewState)
/* Enables or disables access to the RTC and backup registers.  */
void PWR_BackupAccessCmd(FunctionalState NewState)
{
  assert_param(IS_FUNCTIONAL_STATE(NewState));
  if(NewState!=DISABLE)
  {
    PWR->CR |= 0x00000100;
  }
  else
  {
    PWR->CR &= 0xfffffeff;
  }
}