code runs without issue on RPI v3B+

Raspberry_Pi_Sensing_Movement/README.md

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+# Raspberry_Pi_Sensing_Movement
+
+Code to accompany this tutorial:
+https://learn.adafruit.com/adafruits-raspberry-pi-lesson-12-sensing-movement

Raspberry_Pi_Sensing_Movement/Raspberry_Pi_Sensing_Movement.py

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+import time
+import board
+import digitalio
+
+# set up motion sensor
+pir_sensor = digitalio.DigitalInOut(board.D18)
+pir_sensor.direction = digitalio.Direction.INPUT
+
+# set up door sensor
+door_sensor = digitalio.DigitalInOut(board.D23)
+door_sensor.direction = digitalio.Direction.INPUT
+
+while True:
+
+    if pir_sensor.value:
+        print("PIR ALARM!")
+
+    if door_sensor.value:
+        print("DOOR ALARM!")
+
+    time.sleep(0.5)