How-to guides
Guides by task: finding devices, controlling light and effects, managing segments, working with scripts and VIS.
Controlling color and brightness
- How do I write a color to WLED from a script or Blockly?
- How do I dim up or down slowly, and how do I connect a dimmer?
- How do I control the white channel (RGBW, SK6812, warm white)?
Using effects and presets
- How do I switch WLED presets via the state (ps) in VIS, Blockly or a script?
- How do I step through presets one after another with a button or a script?
- How do I start a WLED playlist through the adapter?
- Where do I find the numbers and names of effects and palettes for scripts?
- How do I control the "Percent" effect and show a value as a bar?
- How do I change the text of the "Scrolling Text" effect or the segment name?
- How do effect and palette survive a power loss, and how does WLED start afterwards?
Segments and single LEDs
- How do I create and delete segments from ioBroker, and can a preset use only part of the strip?
- How many segments can I create if I want to control single LEDs?
- How do I control single LEDs via JSON without segments?
- How do I control several segments with one color picker?
Sending JSON and HTTP commands
- How do I send a complete JSON command to WLED from ioBroker?
- How do I send JSON directly to WLED from a script (axios or httpPost)?
- How do I send raw WLED HTTP API commands (rawCommand)?
Managing devices
- How do I remove a WLED device from the adapter?
- How do I deal with devices that are switched off or offline, and how do I get rid of the log messages?
- What happens to commands sent to a device that is switched off?
Scripts with Blockly and JavaScript
- How do I control WLED with JavaScript, periodically or step by step (for example a sunrise)?
- How do I find WLED states in the script selector through the role switch.light?
- How do I build garage door lighting with WLED presets?
- How do I switch WLED off automatically after a while (timer)?
- How do I show a status or a countdown on the strip?
- How do I switch WLED presets automatically, for example with a motion sensor?
- How do I save the state and restore it after an animation?
- How can I tell whether WLED was switched via Telegram, VIS or the web interface?
VIS, Alexa, Google Home and Apple Home
- Is there a ready-made VIS view for controlling WLED?
- Which state do I use for the color picker in VIS, and how do I show the current color?
- How do I choose the effect and the palette in VIS as a drop-down?
- How do I connect WLED to the iot adapter and switch effects, presets and color via Alexa or Google Home?
- How do I get a color picker for WLED in Apple Home (Yahka)?