2020-09-02 13:07:18 +02:00
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esphome:
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name: co2_sensor
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platform: ESP32
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board: esp32doit-devkit-v1
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on_boot:
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- display.page.show: boot
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logger:
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level: DEBUG
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wifi:
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ssid: !secret wifi_ssid
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password: !secret wifi_passwd
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mqtt:
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broker: mqtt.unhb
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birth_message:
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topic: co2_sensor/status
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payload: online
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will_message:
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topic: co2_sensor/status
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payload: offline
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uart:
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rx_pin: GPIO17
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tx_pin: GPIO16
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baud_rate: 9600
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id: uart_mhz19
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light:
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- platform: neopixelbus
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pin: GPIO4
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num_leds: 12
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name: "ws2812 ring"
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id: "ws2812"
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restore_mode: ALWAYS_OFF
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output:
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- platform: ledc
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pin: GPIO12
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id: buzzer
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sensor:
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- platform: mhz19
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2020-09-02 15:40:29 +02:00
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update_interval: 30s
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automatic_baseline_calibration: false
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uart_id: uart_mhz19
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temperature:
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name: "MH-Z19 Temperature"
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id: mhz19_temp
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2020-09-02 13:07:18 +02:00
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co2:
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name: "MH-Z19 CO2"
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id: mhz19_co2
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on_value:
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then:
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if:
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condition:
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sensor.in_range:
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id: mhz19_co2
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above: 0
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below: 800
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then:
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- light.turn_off:
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id: ws2812
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- display.page.show: co2
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else:
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if:
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condition:
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sensor.in_range:
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id: mhz19_co2
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above: 800
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below: 1500
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then:
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- light.turn_on:
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id: ws2812
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brightness: 80%
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red: 50%
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green: 50%
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blue: 0%
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else:
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if:
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condition:
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sensor.in_range:
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id: mhz19_co2
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above: 1500
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then:
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- light.turn_on:
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id: ws2812
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brightness: 100%
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red: 100%
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green: 0%
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blue: 0%
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- output.turn_on: buzzer
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- output.ledc.set_frequency:
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id: buzzer
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frequency: "5000Hz"
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- output.set_level:
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id: buzzer
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level: "80%"
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- delay: 500ms
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- output.turn_off: buzzer
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- lambda: |-
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static int num_executions = 0;
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ESP_LOGD("main", "I am at execution number %d", num_executions);
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num_executions += 1;
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i2c:
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sda: GPIO21
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scl: GPIO22
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font:
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- file: "font.ttf"
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id: cust_font
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size: 28
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display:
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- platform: ssd1306_i2c
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model: "SSD1306 128x64"
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address: 0x3C
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brightness: 100%
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update_interval: 30s
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pages:
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- id: boot
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lambda: |-
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it.printf(64, 32, id(cust_font), COLOR_ON, TextAlign::TOP_CENTER, "starte...");
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- id: co2
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lambda: |-
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it.printf(64, 32, id(cust_font), COLOR_ON, TextAlign::TOP_CENTER, "%.0fPPM", id(mhz19_co2).state);
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# it.printf(64, 40, id(cust_font),TextAlign::TOP_CENTER, "%.0f°C", id(mhz19_temp).state);
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