Sync setup

Button setup

On/Off button enabled:

WLED Broadcast

UDP Port:
Receive Brightness, Color, and Effects
Send notifications on direct change:
Send notifications on button press:
Send Alexa notifications:
Send Philips Hue change notifications:

Alexa Voice Assistant

Emulate Alexa device:
Alexa invocation name:

Philips Hue

You can find the bridge IP and the light number in the 'About' section of the hue app.
Hue Bridge IP:
. . .
For successful pairing, press the pushlink button on the bridge, then save this page!
(when first connecting)
Use 0 for group and light to turn off sending/receiving
Update Hue group
Send On/Off, Brightness, and Color
Poll Hue light every ms
Then, receive On/Off, Brightness, and Color
After device color update, ignore Hue updates for minutes
Hue status: Internal ESP error!