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- from picamera import PiCamera
- from time import sleep
- from datetime import datetime
- import RPi.GPIO as GPIO
- import board
- import adafruit_dht
- import smbus
- import time
-
- #Connect Sensors
- #Camera
- #camera = PiCamera()
-
- #Air Temp&Humidity
- dhtDevice = adafruit_dht.DHT22(board.D4, use_pulseio=False)
-
- #Earth Humidity
- chanel = 21
- GPIO.setmode(GPIO.BCM)
- GPIO.setup(chanel, GPIO.IN)
-
- # Brightness Sensor
- bus = smbus.SMBus(1)
- bus.write_byte_data(0x39, 0x00 | 0x80, 0x03)
- bus.write_byte_data(0x39, 0x01 | 0x80, 0x02)
-
-
- def readSensors():
- #Connect Sensors
- #Camera
- #camera = PiCamera()
-
- #Air Temp&Humidity
- dhtDevice = adafruit_dht.DHT22(board.D4, use_pulseio=False)
-
- #Earth Humidity
- chanel = 21
- GPIO.setmode(GPIO.BCM)
- GPIO.setup(chanel, GPIO.IN)
- #Camera
- #camera.start_preview()
- dt = datetime.now()
- ts = datetime.timestamp(dt)
- #name = "/home/pi/Pictures/{}.jpg".format(ts)
- #camera.capture(name)
- print("Camera on")
- #camera.stop_preview()
-
- #Air Temp&Humidity
- temperature_c = dhtDevice.temperature
- humidity = dhtDevice.humidity
- print("Temp: {:.1f} C Humidity: {}% ".format(temperature_c, humidity))
-
-
- #Earth Humidit:
- ground_humidity = GPIO.input(chanel)
- print("Earth Humitiy: {}".format(ground_humidity))
-
-
- #Brightness Sensor
- # Read data back from 0x0C(12) with command register, 0x80(128), 2 bytes
- # ch0 LSB, ch0 MSB
- data = bus.read_i2c_block_data(0x39, 0x0C | 0x80, 2)
-
- # Read data back from 0x0E(14) with command register, 0x80(128), 2 bytes
- # ch1 LSB, ch1 MSB
- data1 = bus.read_i2c_block_data(0x39, 0x0E | 0x80, 2)
-
- # Convert the data
- ch0 = data[1] * 256 + data[0]
- ch1 = data1[1] * 256 + data1[0]
- light_intesity = ch0-ch1
-
- # Output data to screen
- print("Visible Value :%d lux" %(ch0 - ch1))
-
- return {"Air_Temperature": temperature_c,
- "Air_Humidity": humidity,
- "Ground Humidity": ground_humidity,
- "Light_Intensity": light_intesity
- }
-
-
-
- def main():
- test = readSensors()
-
- if __name__ == "__main__":
- main()
-
- #test
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