/* \This function use extern interrupt to wake up mcu from sleep mode */
void WakeUpFromPowerDown(void)
/* \This function use extern interrupt to wake up mcu from sleep mode */
void WakeUpFromPowerDown(void)
{	 
    xIntEnable(INT_EINT1);
    xIntPrioritySet(INT_EINT1, 1);
    GPIODirModeSet(GPIO_PORTB_BASE, GPIO_PIN_15,GPIO_DIR_MODE_IN);
    GPIOPinIntEnable(GPIO_PORTB_BASE, GPIO_PIN_15,GPIO_FALLING_EDGE);
}