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substitutions:
device_name: toiletlight
friendly_name: "Toilet Light"
esphome:
name: ${device_name}
friendly_name: ${friendly_name}
area: Toilet
esp32:
variant: esp32c3
cpu_frequency: 80MHz
framework:
type: esp-idf
sdkconfig_options:
CONFIG_BOOTLOADER_SKIP_VALIDATE_ON_POWER_ON: y
CONFIG_BOOTLOADER_LOG_LEVEL_NONE: y
CONFIG_LOG_DEFAULT_LEVEL_NONE: y
preferences:
flash_write_interval: 30s
# Enable logging
logger:
# disable logging for much faster startup
level: NONE
# make RXD / TXD available
baud_rate: 0
# Enable Home Assistant API
api:
encryption:
key: !secret api_encryption_key
# OTA
ota:
- platform: esphome
password: !secret ota_password
# WiFi Credentials
wifi:
domain: .lan
ssid: !secret wifi_ssid
password: !secret wifi_password
# enabling power saves causes jitter!
power_save_mode: NONE
# Enable fallback hotspot (captive portal) in case wifi connection fails
ap:
ssid: "${device_name} Fallback Hotspot"
password: !secret wifi_ap_password
captive_portal:
light:
- id: toilet
platform: color_temperature
name: "Toilet"
color_temperature: pwm_warm_cold
# we are using pwm_dim_mapped to transform between min+max-power
# otherwise one can use:
#brightness: pwm_dim
#gamma_correct: 1.0
brightness: pwm_dim_mapped
cold_white_color_temperature: 6500 K
warm_white_color_temperature: 3000 K
default_transition_length: 300ms
initial_state:
state: true
brightness: 100%
color_temperature: 4500 K
restore_mode: RESTORE_DEFAULT_ON
output:
- id: pwm_dim
platform: ledc
pin: GPIO1
frequency: 3900 Hz
channel: 0
min_power: 0.04
zero_means_zero: true
- id: pwm_warm
platform: ledc
pin: GPIO3
# original mcu uses 3900Hz
frequency: 24000 Hz
channel: 2
- id: pwm_cold
platform: ledc
pin: GPIO4
# original mcu uses 3900Hz
frequency: 24000 Hz
channel: 3
phase_angle: 180°
- platform: template
id: pwm_warm_cold
type: float
write_action:
- lambda: |-
auto warm = id(pwm_warm), cold = id(pwm_cold);
ESP_LOGD("cal", "warm: %f, cold: %f, phase: %f", state, 1-state, state*360.0);
warm->set_level(state);
cold->set_level(1 - state);
cold->set_phase_angle(state * 360.0);
# map output to range (min_power, max_power)
- platform: template
id: pwm_dim_mapped
type: float
write_action:
- lambda: |-
auto output = id(pwm_dim);
float min = output->get_min_power(), max = output->get_max_power();
float newlvl = (state) ? state * (max - min) + min : 0;
ESP_LOGD("cal", "dim: %f -> %f", state, newlvl);
output->set_level(newlvl);
if (newlvl == 0) {
id(pwm_warm).set_level(0);
id(pwm_cold).set_level(0);
}
# closed loop not implemented
#sensor:
# - id: adc_cs
# platform: adc
# pin: GPIO0
# accuracy_decimals: 2
# attenuation: auto
# update_interval: 1s
globals:
- id: saved_brightness
type: float
restore_value: yes
initial_value: '1.0'
- id: saved_color_temp
type: float
restore_value: yes
initial_value: '222.0' # 4500K
binary_sensor:
- platform: homeassistant
name: "Nightlight enabled from Home Assistant"
entity_id: input_boolean.toilet_light_nightlight
on_state_change:
then:
- if:
condition:
lambda: 'return x.has_value() && x.value();'
then:
- globals.set:
id: saved_brightness
value: !lambda 'return id(toilet).current_values.get_brightness();'
- globals.set:
id: saved_color_temp
value: !lambda 'return id(toilet).current_values.get_color_temperature();'
- light.turn_on:
id: toilet
brightness: 1%
color_temperature: 3000 K
else:
- light.turn_on:
id: toilet
brightness: !lambda 'return id(saved_brightness);'
color_temperature: !lambda 'return id(saved_color_temp);'
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