• 新興科技物聯網應用─使用樹莓派

溫度感測器

• 講義

• sudo pip3 install Adafruit_DHT

  

  import time
  import Adafruit_DHT
  
  GPIO_PIN = 4
  
  try:
      print("--------------")
      while True:
          h, t = Adafruit_DHT.read_retry(Adafruit_DHT.DHT11,GPIO_PIN)
          if h is not None and t is not None:
              print("temp={0:0.1f}".format(t))
          else:
              print("fail,please retry")
          time.sleep(10)
  except KeyboarInterrupt:
      print('close')