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DHT22 with A32PRO - Printable Version

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+--- Thread: DHT22 with A32PRO (/showthread.php?tid=6512)



DHT22 with A32PRO - Marcin - 08-28-2024

I am trying to connect DHT22 to A32PRO. I connected three DHT22 pins in the following way:
data pin -> W1
VCC -> 3V3
GND -> GND

There is 10kOm pull up resistor between 3V3 and W1 installed. 

This is how I configure DHT22 in ESPHOME:

sensor:
  - platform: dht
    pin: GPIO1  
    model: DHT22
    temperature:
      name: "Temperature"
    humidity:
      name: "Humidity"
    update_interval: 10s

The status in Home Assistant is "unknown".

What am I doing wrong? Did I connected and configured correctly?  
[Image: t-mq0YTWcdl6]
Thank you for explanation in advance.


RE: DHT22 with A32PRO - admin - 08-28-2024

please upload your photo , how you wire. i can't see your photo.


RE: DHT22 with A32PRO - Marcin - 08-29-2024

(08-28-2024, 10:29 PM)admin Wrote: please upload your photo , how you wire. i can't see your photo.



RE: DHT22 with A32PRO - admin - 08-29-2024

do you have added the extend 10k resistance by yourself? if YES, remove it, our pcb already have the pull-up resistance for 1-wire pin.


RE: DHT22 with A32PRO - Marcin - 08-29-2024

(08-29-2024, 08:50 AM)admin Wrote: do you have added the extend 10k resistance by yourself?  if YES, remove it, our pcb already have the pull-up resistance for 1-wire pin.

You are right. It works fine without additional resistor. Thank you fo your help.


RE: DHT22 with A32PRO - admin - 08-29-2024

you are welcome.