Simulare_bariera_automatizare

import time
import RPi.GPIO as GPIO
from gpiozero import DistanceSensor

DIR = 17
PUL = 27

GPIO.setmode(GPIO.BCM)
GPIO.setup(DIR, GPIO.OUT)
GPIO.setup(PUL, GPIO.OUT)

full_steps_per_rev = 200
microsteps_per_rev = 800 / full_steps_per_rev

degrees_per_step = 360 / full_steps_per_rev
steps_for_90_degrees = int((90 / degrees_per_step) * microsteps_per_rev)

motor_position = 0

def move_motor(steps, direction = GPIO.HIGH):
     GPIO.output(DIR, direction)
     for _ in range(steps):
         GPIO.output(PUL, GPIO.HIGH)
         time.sleep(0.001)
         GPIO.output(PUL, GPIO.LOW)
         time.sleep(0.001)

sensor = DistanceSensor(echo=24, trigger=23)

try:
    while True:
        dist = sensor.distance * 100 #convetim in cm
        print(f"Distanta: {dist:.1f} cm")

        if dist < 10 and motor_position == 0:
            print("Obstacol detectat, ridicam bariera")
            move_motor(steps_for_90_degrees, direction = GPIO.LOW)
            motor_position = 1
            time.sleep(3)

        elif dist >=10 and motor_position == 1:
            print("Niciun obstacol, coboram bariera")
            move_motor(steps_for_90_degrees, direction = GPIO.HIGH)
            motor_position = 0
            time.sleep(3)

        time.sleep(0.1)

except KeyboardInterrupt:
    print("Simulare oprita de catre admin")
    GPIO.cleanup()