co2ampel/co2sensor.yaml

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substitutions:
node_name: !env_var co2ampel
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esphome:
name: 'co2ampel_${node_name}'
platform: ESP32
board: esp32doit-devkit-v1
on_boot:
- display.page.show: boot
on_loop:
- display.page.show: co2
ota:
safe_mode: true
password: !secret ota_passwd
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wifi:
ssid: !secret wifi_ssid
password: !secret wifi_passwd
ap:
ssid: co2ampel
password: ''
captive_portal: null
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mqtt:
broker: co2.cyber23.de
topic_prefix: 'co2ampel/${node_name}'
birth_message:
topic: 'co2ampel/${node_name}/status'
payload: online
will_message:
topic: 'co2ampel/${node_name}/status'
payload: offline
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uart:
rx_pin: GPIO16
tx_pin: GPIO17
baud_rate: 9600
id: uart_mhz19
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light:
- platform: fastled_clockless
chipset: WS2812B
pin: GPIO4
num_leds: 12
max_refresh_rate: 500ms
rgb_order: GRB
name: ws2812 ring
id: ws2812
restore_mode: ALWAYS_OFF
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output:
- platform: ledc
pin: GPIO12
id: buzzer
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sensor:
- platform: mhz19
update_interval: 10s
automatic_baseline_calibration: true
uart_id: uart_mhz19
temperature:
name: '${node_name} Temperature'
id: mhz19_temp
co2:
name: '${node_name} PPM'
id: mhz19_co2
on_value:
then:
if:
condition:
sensor.in_range:
id: mhz19_co2
above: 0
below: 800
then:
- light.turn_on:
id: ws2812
brightness: 80%
red: 0%
green: 100%
blue: 0%
- display.page.show: co2
else:
if:
condition:
sensor.in_range:
id: mhz19_co2
above: 800
below: 1000
then:
- light.turn_on:
id: ws2812
brightness: 80%
red: 50%
green: 40%
blue: 0%
- display.page.show: co2
else:
if:
condition:
sensor.in_range:
id: mhz19_co2
above: 1000
then:
- light.turn_on:
id: ws2812
brightness: 100%
red: 100%
green: 0%
blue: 0%
- delay: 500ms
- light.toggle: ws2812
- delay: 500ms
- light.toggle: ws2812
- delay: 500ms
- light.toggle: ws2812
- delay: 500ms
- light.toggle: ws2812
- lambda: >-
static int num_executions = 0;
ESP_LOGD("main", "I am at execution number %d", num_executions);
num_executions += 1;
- display.page.show: co2
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i2c:
sda: GPIO21
scl: GPIO22
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font:
- file: font.ttf
id: cust_font
size: 65
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display:
- platform: ssd1306_i2c
model: SSD1306 128x64
address: 60
brightness: 100%
update_interval: 10s
pages:
- id: boot
lambda: |-
it.printf(64, 0, id(cust_font), COLOR_ON, TextAlign::TOP_CENTER,":-)");
- id: co2
lambda: |-
int ergb;
ergb = id(mhz19_co2).state;
it.printf(64, 0, id(cust_font), COLOR_ON, TextAlign::TOP_CENTER, "%.0i", ergb);
# it.printf(64, 16, id(cust_font), COLOR_ON,TextAlign::TOP_CENTER, "%.0fPPM", id(mhz19_co2).state);
# it.printf(64, 40, id(cust_font),TextAlign::TOP_CENTER,"%.0f°C", id(mhz19_temp).state);