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DHT gets unresponsive after 10-15 minutes #6427

Open rufinus opened 1 day ago

rufinus commented 1 day ago

The problem

After a few minutes after a hard reboot the DHT21 sensor gets inresponsive. But is working again after hard reset.

Which version of ESPHome has the issue?

2024.10.3

What type of installation are you using?

Home Assistant Add-on

Which version of Home Assistant has the issue?

2024.10.4

What platform are you using?

ESP32

Board

esp wroom 32

Component causing the issue

dht

Example YAML snippet

esphome:
  name: ams-box
  friendly_name: AMS Box

esp32:
  board: esp32dev
  framework:
    type: esp-idf

# Enable logging
logger:

# Enable Home Assistant API
api:
  encryption:
    key: "xxxxxxxxxxxxxxxxxxxxx"

ota:
  - platform: esphome
    password: "xxxxxxxxxxxxxxxx"

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Ams-Box Fallback Hotspot"
    password: "xxxxxxxxxxxxxxxx"

captive_portal:

sensor:
  - platform: dht
    pin: 26
    temperature:
      name: "AMS Box Left Temperature"
      id: "temp_left"
    humidity:
      name: "AMS Box Left Humidity"
      id: "hum_left"
    update_interval: 15s  
  - platform: dht    
    pin: 27
    temperature:
      name: "AMS Box Right Temperature"
      id: "temp_right"
    humidity:
      name: "AMS Box Right Humidity"
      id: "hum_right"
    update_interval: 15s    
  - platform: mqtt_subscribe
    id: "heater_power"
    topic: "esp32/ams/power"   

mqtt:
  broker: 192.168.8.102

text_sensor:    
  - platform: mqtt_subscribe
    id: my_heater_status
    topic: "esp32/ams/status"

font:
  - file: "gfonts://Roboto"
    id: roboto_30
    size: 30    
  - file: "gfonts://Roboto"
    id: roboto_24
    size: 24
  - file: "gfonts://Roboto"
    id: roboto_16
    size: 16            
  - file: "gfonts://Roboto@700"
    id: header
    size: 30  

spi:
  clk_pin: 18
  mosi_pin: 23

display:
  - platform: waveshare_epaper
    cs_pin: 5
    dc_pin: 17
    busy_pin: 4
    reset_pin: 16
    model: 2.90inv2-r2
    full_update_every: 600
    update_interval: 15s
    rotation: 90°
    lambda: |-
      it.print(it.get_width()/2, 0, id(header), TextAlign::TOP_CENTER, "AMS Box Climate");
      it.printf(5, 50, id(roboto_30), "%.1f°C", id(temp_left).state);
      it.printf(5, 80, id(roboto_24), "  %.1f%%", id(hum_left).state);

      it.printf(it.get_width()-5, 50, id(roboto_30), TextAlign::TOP_RIGHT, "%.1f°C", id(temp_right).state);
      it.printf(it.get_width()-5, 80, id(roboto_24), TextAlign::TOP_RIGHT, "%.1f%%  ", id(hum_right).state);
      it.printf(it.get_width()/2, 110, id(roboto_16), TextAlign::TOP_CENTER, "Heizung ist %s (%.1f Watt)", id(my_heater_status).state.c_str(), id(heater_power).state );

Anything in the logs that might be useful for us?

[bootup]
[20:18:28][W][component:237]: Component display took a long time for an operation (149 ms).
[20:18:28][W][component:238]: Components should block for at most 30 ms.
[20:18:28][D][dht:048]: Got Temperature=37.1°C Humidity=11.5%
[20:18:28][D][sensor:094]: 'AMS Box Left Temperature': Sending state 37.10000 °C with 1 decimals of accuracy
[20:18:28][D][sensor:094]: 'AMS Box Left Humidity': Sending state 11.50000 % with 0 decimals of accuracy
[20:18:29][D][dht:048]: Got Temperature=45.1°C Humidity=5.0%
[20:18:29][D][sensor:094]: 'AMS Box Right Temperature': Sending state 45.10000 °C with 1 decimals of accuracy
[20:18:29][D][sensor:094]: 'AMS Box Right Humidity': Sending state 5.00000 % with 0 decimals of accuracy
[20:18:31][D][sensor:094]: 'heater_power': Sending state 10.09000  with 1 decimals of accuracy
[20:18:43][W][component:237]: Component display took a long time for an operation (149 ms).
[20:18:43][W][component:238]: Components should block for at most 30 ms.
[20:18:43][D][dht:048]: Got Temperature=37.2°C Humidity=11.6%
[20:18:43][D][sensor:094]: 'AMS Box Left Temperature': Sending state 37.20000 °C with 1 decimals of accuracy
[20:18:43][D][sensor:094]: 'AMS Box Left Humidity': Sending state 11.60000 % with 0 decimals of accuracy
[20:18:44][D][dht:048]: Got Temperature=45.1°C Humidity=5.0%
[20:18:44][D][sensor:094]: 'AMS Box Right Temperature': Sending state 45.10000 °C with 1 decimals of accuracy
[20:18:44][D][sensor:094]: 'AMS Box Right Humidity': Sending state 5.00000 % with 0 decimals of accuracy
[20:18:44][W][component:237]: Component dht.sensor took a long time for an operation (53 ms).
[20:18:44][W][component:238]: Components should block for at most 30 ms.
[20:18:45][D][sensor:094]: 'heater_power': Sending state 10.22000  with 1 decimals of accuracy
[20:18:58][W][component:237]: Component display took a long time for an operation (149 ms).
[20:18:58][W][component:238]: Components should block for at most 30 ms.
[20:18:58][D][dht:048]: Got Temperature=37.2°C Humidity=11.6%
[20:18:58][D][sensor:094]: 'AMS Box Left Temperature': Sending state 37.20000 °C with 1 decimals of accuracy
[20:18:58][D][sensor:094]: 'AMS Box Left Humidity': Sending state 11.60000 % with 0 decimals of accuracy
[20:18:59][D][dht:048]: Got Temperature=45.2°C Humidity=4.9%
[20:18:59][D][sensor:094]: 'AMS Box Right Temperature': Sending state 45.20000 °C with 1 decimals of accuracy
[20:18:59][D][sensor:094]: 'AMS Box Right Humidity': Sending state 4.90000 % with 0 decimals of accuracy
[20:19:00][D][sensor:094]: 'heater_power': Sending state 10.21000  with 1 decimals of accuracy
[20:19:13][W][component:237]: Component display took a long time for an operation (150 ms).
[20:19:13][W][component:238]: Components should block for at most 30 ms.
[20:19:13][D][dht:048]: Got Temperature=37.2°C Humidity=11.6%
[20:19:13][D][sensor:094]: 'AMS Box Left Temperature': Sending state 37.20000 °C with 1 decimals of accuracy
[20:19:13][D][sensor:094]: 'AMS Box Left Humidity': Sending state 11.60000 % with 0 decimals of accuracy
[20:19:14][D][dht:048]: Got Temperature=45.2°C Humidity=4.9%
[20:19:14][D][sensor:094]: 'AMS Box Right Temperature': Sending state 45.20000 °C with 1 decimals of accuracy
[20:19:14][D][sensor:094]: 'AMS Box Right Humidity': Sending state 4.90000 % with 0 decimals of accuracy
[20:19:14][W][component:237]: Component dht.sensor took a long time for an operation (53 ms).
[20:19:14][W][component:238]: Components should block for at most 30 ms.
[20:19:15][D][sensor:094]: 'heater_power': Sending state 10.27000  with 1 decimals of accuracy
[20:19:28][W][component:237]: Component display took a long time for an operation (149 ms).
[20:19:28][W][component:238]: Components should block for at most 30 ms.
[20:19:28][D][dht:048]: Got Temperature=37.2°C Humidity=11.5%
[20:19:28][D][sensor:094]: 'AMS Box Left Temperature': Sending state 37.20000 °C with 1 decimals of accuracy
[20:19:28][D][sensor:094]: 'AMS Box Left Humidity': Sending state 11.50000 % with 0 decimals of accuracy
[20:19:29][D][dht:048]: Got Temperature=45.3°C Humidity=4.9%
[20:19:29][D][sensor:094]: 'AMS Box Right Temperature': Sending state 45.30000 °C with 1 decimals of accuracy
[20:19:29][D][sensor:094]: 'AMS Box Right Humidity': Sending state 4.90000 % with 0 decimals of accuracy
[20:19:30][D][sensor:094]: 'heater_power': Sending state 10.19000  with 1 decimals of accuracy
[20:19:43][W][component:237]: Component display took a long time for an operation (150 ms).
[20:19:43][W][component:238]: Components should block for at most 30 ms.
[20:19:43][D][dht:048]: Got Temperature=37.2°C Humidity=11.5%
[20:19:43][D][sensor:094]: 'AMS Box Left Temperature': Sending state 37.20000 °C with 1 decimals of accuracy
[20:19:43][D][sensor:094]: 'AMS Box Left Humidity': Sending state 11.50000 % with 0 decimals of accuracy
[20:19:44][D][dht:048]: Got Temperature=45.2°C Humidity=4.9%
[20:19:44][D][sensor:094]: 'AMS Box Right Temperature': Sending state 45.20000 °C with 1 decimals of accuracy
[20:19:44][D][sensor:094]: 'AMS Box Right Humidity': Sending state 4.90000 % with 0 decimals of accuracy
[20:19:44][W][component:237]: Component dht.sensor took a long time for an operation (53 ms).
[20:19:44][W][component:238]: Components should block for at most 30 ms.
[20:19:45][D][sensor:094]: 'heater_power': Sending state 10.37000  with 1 decimals of accuracy
[20:19:49][D][sensor:094]: 'heater_power': Sending state 12.88000  with 1 decimals of accuracy
[20:19:54][D][sensor:094]: 'heater_power': Sending state 336.09000  with 1 decimals of accuracy
[20:19:58][W][component:237]: Component display took a long time for an operation (149 ms).
[20:19:58][W][component:238]: Components should block for at most 30 ms.
[20:19:58][W][dht:174]: Requesting data from DHT failed!
[20:19:58][W][dht:060]: Invalid readings! Please check your wiring (pull-up resistor, pin number) and consider manually specifying the DHT model using the model option.

Additional information

No response

ssieb commented 1 day ago

Do both sensors fail? If you add a reboot button, does that fix it? Or does it need a power cycle?