#https://microcontrollerslab.com/pir-motion-sensor-raspberry-pi-pico/

from machine import Pin
import utime


# vcc - 3v3
# gnd
# out = GP0



#   Pin(Pin_number, 
#       pin_mode (IN, OUT, OPEN_DRAIN), 
#       Internal resistor pull value(PULL_UP OR PULL_DOWN),
#       value   (1 0r 0))
#

IR = Pin(0, Pin.IN)
#utime.sleep(3)

c = 0

while True:
    motion = IR.value()
    #print(motion)

    print(motion)
    if motion == 1:
        print("motion detected")
        #utime.sleep(1)
     
        utime.sleep(0.5)
        c = c+1

        
        # volume of buzzer
        
    else:
        print("NO")
        utime.sleep(0.5)

       
    if c==3:
        break
print(c)