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SSD1306 OLED Display Over I²C

Spezifikation

ssd1306-full.jpg
screen size1.3„ (3.3 cm
number of pixels128×64
colour depthmonochrome (white)
pixel pitch0.23 x 0.23 mm
pixel size0.21 x 0.21 mm
Brightness100 cd/m2 at 12 V
Dimensions

Code

flur-temperatur.yaml
substitutions:
  devicename: flur-temperatur
  upper_devicename: Flur Temperatur

esphome:
  name: $devicename
  friendly_name: $upper_devicename

esp8266:
  board: d1_mini
 
# Enable logging
logger:

packages:
  wifi: !include packages/wifi.yaml
  mqtt: !include packages/mqtt.yaml
  ota:  !include packages/ota.yaml
  time: !include packages/time.yaml
  font: !include packages/font.yaml
 
# Enable Home Assistant API
api:

captive_portal:

i2c:
  sda: D2
  scl: D1
  scan: false

sensor:
  - platform: dht
    pin: D0
    temperature:
      name: "Flur Temperature"
      id: dht22_temperature
      accuracy_decimals: 1

      filters:
        - offset: -2.3
        - delta: 0.1
    humidity:
      name: "Flur Humidity"
      id: dht22_humidity
      accuracy_decimals: 1
      filters:
        - offset: -7.1
        - delta: 0.1
    update_interval: 120s

display:
  - platform: ssd1306_i2c
    model: "SSD1306 128x64"
    address: 0x3C
    lambda: |-
      // Titel
      it.printf(64, 0, id(f_top), TextAlign::TOP_CENTER, "DHT22");
 
      // Zeit
      it.strftime(0, 48, id(f_time), TextAlign::BASELINE_LEFT, "%H:%M", id(esptime).now());
 
      // Feuchtigkeit
      if (id(dht22_humidity).has_state()) {
        it.printf(128, 14, id(f_data), TextAlign::TOP_RIGHT , "%.1f %%", id(dht22_humidity).state);
      }
 
      // Temperatur
      if (id(dht22_temperature).has_state()) {
        it.printf(128, 32, id(f_data), TextAlign::TOP_RIGHT , "%.1f°C", id(dht22_temperature).state);
      }