from machine import Pin, UART, ADC
import dht, time
# DHT22 on GPIO14
dht_sensor = dht.DHT22(Pin(14))
# LDR on GPIO34
ldr = ADC(Pin(34))
ldr.atten(ADC.ATTN_11DB)  # 0 - 3.3V range
# UART
uart = UART(1, baudrate=9600, tx=Pin(17), rx=Pin(16))

while True:
  try:

    dht_sensor.measure ()
    t=dht_sensor.temperatue()
    h=dht_sensor,humidity()
    ldr_value=ldr.read()
    msg="{:.1f},{:.1f},{}/n".format(t,h,ldr_value)
    uart.write(msg)
    print("sent",msg.script())
  except Exception as e:
    print("Error",e)
  time.sleep(2)