Stufenlose Helligkeitssteuerung für einfarbige LEDs, LED-Streifen oder andere PWM-gesteuerte Lasten. Direkte LED-Ansteuerung: ```
Stufenlose Helligkeitssteuerung für einfarbige LEDs, LED-Streifen oder andere PWM-gesteuerte Lasten.
Direkte LED-Ansteuerung:
ESP32 LED
GPIO5 -> [220Ω] -> LED+ -> LED- -> GNDMOSFET für höhere Lasten:
ESP32 MOSFET LED Strip
G...1
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# PWM LED Dimmer
# Steuert einfarbige LEDs oder LED-Streifen über PWM
output:
- platform: ledc
pin: GPIO5
frequency: 1000Hz # PWM-Frequenz (1kHz verhindert sichtbares Flackern)
id: pwm_output
channel: 0
light:
- platform: monochromatic
output: pwm_output
name: "${friendly_name} Dimmable Light"
id: dimmable_light
default_transition_length: 1s
gamma_correct: 2.8 # Natürlichere Helligkeitskurve
restore_mode: RESTORE_DEFAULT_OFF
effects:
- pulse:
name: "Pulse"
transition_length: 1s
update_interval: 2s
min_brightness: 10%
max_brightness: 100%
- strobe:
name: "Strobe"
colors:
- state: true
brightness: 100%
duration: 500ms
- state: false
duration: 500ms
- lambda:
name: "Breathing"
update_interval: 50ms
lambda: |-
static uint16_t progress = 0;
float brightness = (sin(progress * 0.02) + 1.0) / 2.0;
auto call = id(dimmable_light).turn_on();
call.set_brightness(brightness);
call.perform();
progress++;
# Optional: Manuelle Helligkeitssteuerung über Number-Komponente
number:
- platform: template
name: "${friendly_name} Brightness"
id: manual_brightness
min_value: 0
max_value: 100
initial_value: 50
step: 1
unit_of_measurement: "%"
mode: slider
optimistic: true
set_action:
then:
- light.turn_on:
id: dimmable_light
brightness: !lambda 'return x / 100.0;'
# Optional: Vordefinierte Helligkeits-Buttons
button:
- platform: template
name: "${friendly_name} Dim"
icon: "mdi:brightness-5"
on_press:
- light.turn_on:
id: dimmable_light
brightness: 25%
- platform: template
name: "${friendly_name} Medium"
icon: "mdi:brightness-6"
on_press:
- light.turn_on:
id: dimmable_light
brightness: 50%
- platform: template
name: "${friendly_name} Bright"
icon: "mdi:brightness-7"
on_press:
- light.turn_on:
id: dimmable_light
brightness: 100%
# Optional: Sanftes Ein-/Ausschalten mit Überblendung
script:
- id: smooth_on
then:
- light.turn_on:
id: dimmable_light
brightness: 100%
transition_length: 2s
- id: smooth_off
then:
- light.turn_off:
id: dimmable_light
transition_length: 2s