Untitled

--------ultrasonic-------


import time
import RPi.GPIO as GPIO

p=0

while p<20:
      GPIO.setmode(GPIO.BOARD)

      PIN_TRIGGER = 7
      PIN_ECHO = 11

      GPIO.setup(PIN_TRIGGER, GPIO.OUT)
      GPIO.setup(PIN_ECHO, GPIO.IN)

      GPIO.output(PIN_TRIGGER, GPIO.LOW)

      GPIO.output(PIN_TRIGGER, GPIO.HIGH)

      time.sleep(0.00001)

      GPIO.output(PIN_TRIGGER, GPIO.LOW)

      while GPIO.input(PIN_ECHO)==0:
            pulse_start_time = time.time()
      while GPIO.input(PIN_ECHO)==1:
            pulse_end_time = time.time()

      pulse_duration = pulse_end_time - pulse_start_time
      distance = round(pulse_duration * 17150, 2)
      print ("Distance:",distance,"cm")
      p=p+1
      
      
      time.sleep(2)
         
GPIO.cleanup()




-------dht11-----

import time
import board
import adafruit_dht

# Sensor data pin is connected to GPIO 4

# Uncomment for DHT11
sensor = adafruit_dht.DHT11(board.D4)

while True:
    try:
        # Print the values to the serial port
        temperature_c = sensor.temperature
        temperature_f = temperature_c * (9 / 5) + 32
        humidity = sensor.humidity
        print("Temp={0:0.1f}ºC, Temp={1:0.1f}ºF, Humidity={2:0.1f}%".format(temperature_c, temperature_f, humidity))

    except RuntimeError as error:
        # Errors happen fairly often, DHT's are hard to read, just keep going
        print(error.args[0])
        time.sleep(2.0)
        continue
    except Exception as error:
        sensor.exit()
        raise error

    time.sleep(3.0)


-----ir-----

import RPi.GPIO as GPIO
import time

sensor = 16
buzzer = 18

GPIO.setmode(GPIO.BOARD)
GPIO.setup(sensor,GPIO.IN)
GPIO.setup(buzzer,GPIO.OUT)

GPIO.output(buzzer,False)
print("IR Sensor Ready.....")
print(" ")

try: 
   while True:
      if GPIO.input(sensor):
          GPIO.output(buzzer,True)
          print ("Object Detected")
          while GPIO.input(sensor):
              time.sleep(0.2)
      else:
          GPIO.output(buzzer,False)


except KeyboardInterrupt:
    GPIO.cleanup()