from machine import Pin
from time import sleep

But1 = Pin(0, Pin.IN)
But2 = Pin(3, Pin.IN)

led1 = Pin(1, Pin.OUT)
led2 = Pin(9, Pin.OUT)

def Intr_Tri(pin):
    print("**Interrupt Occurred**")
    led1.toggle()

But1.irq(trigger=Pin.IRQ_FALLING, handler=Intr_Tri)

while True:
    Status = But2.value()
    if Status == 0:  
        led2.on()
        sleep(1)
        led2.off()
        sleep(1)
    print("Delay Start")
    sleep(10)
    print("Delay Stop")
    sleep(1)
    print("___________________********************___________________")