co2ampel/co2sensor.yaml

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substitutions:
node_name: !env_var co2ampel
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esphome:
name: co2ampel_${node_name}
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platform: ESP32
board: esp32doit-devkit-v1
on_boot:
- display.page.show: boot
ota:
safe_mode: True
password: !secret ota_passwd
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logger:
level: DEBUG
wifi:
ssid: !secret wifi_ssid
password: !secret wifi_passwd
ap:
ssid: "co2ampel"
password: ""
captive_portal:
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mqtt:
broker: co2.cyber23.de
topic_prefix: co2ampel/${node_name}
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birth_message:
topic: co2ampel/${node_name}/status
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payload: online
will_message:
topic: co2ampel/${node_name}/status
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payload: offline
uart:
rx_pin: GPIO16
tx_pin: GPIO17
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baud_rate: 9600
id: uart_mhz19
light:
- platform: neopixelbus
pin: GPIO4
num_leds: 12
name: "ws2812 ring"
id: "ws2812"
restore_mode: ALWAYS_OFF
output:
- platform: ledc
pin: GPIO12
id: buzzer
sensor:
- platform: mhz19
update_interval: 10s
automatic_baseline_calibration: true
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uart_id: uart_mhz19
temperature:
name: ${node_name} Temperature
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id: mhz19_temp
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co2:
name: ${node_name} PPM
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id: mhz19_co2
on_value:
then:
if:
condition:
sensor.in_range:
id: mhz19_co2
above: 0
below: 800
then:
- light.turn_off:
id: ws2812
- display.page.show: co2
else:
if:
condition:
sensor.in_range:
id: mhz19_co2
above: 800
below: 1000
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then:
- light.turn_on:
id: ws2812
brightness: 80%
red: 50%
green: 50%
blue: 0%
- display.page.show: co2
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else:
if:
condition:
sensor.in_range:
id: mhz19_co2
above: 1000
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then:
- light.turn_on:
id: ws2812
brightness: 100%
red: 100%
green: 0%
blue: 0%
# - output.turn_on: buzzer
# - output.ledc.set_frequency:
# id: buzzer
# frequency: "5000Hz"
# - output.set_level:
# id: buzzer
# level: "20%"
# - delay: 10ms
# - output.turn_off: buzzer
- delay: 500ms
- light.toggle: ws2812
- delay: 500ms
- light.toggle: ws2812
- delay: 500ms
- light.toggle: ws2812
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- delay: 500ms
- light.toggle: ws2812
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- 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
font:
- file: "font.ttf"
id: cust_font
size: 70
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display:
- platform: ssd1306_i2c
model: "SSD1306 128x64"
address: 0x3C
brightness: 100%
update_interval: 10s
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pages:
- id: boot
lambda: |-
it.printf(64, 0, id(cust_font), COLOR_ON, TextAlign::TOP_CENTER, ":-)");
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- id: co2
lambda: |-
int ergb;
ergb = id(mhz19_co2).state/100;
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);
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# it.printf(64, 40, id(cust_font),TextAlign::TOP_CENTER, "%.0f°C", id(mhz19_temp).state);