zeRGBa widget
What it does
RGB color picker. Writes three channel values packaged for the board.
Pins
- Semantics: Single virtual pin (V1..V127)
- Writes 'r,g,b' to one virtual pin, V1..V127.
- Default size: 3 x 3
Config fields
| Field | Type | Default | Effect |
|---|---|---|---|
initialColor | color | — | Initial color displayed on first render. |
sendOnRelease | boolean | false | Coalesces writes to the release gesture. |
showPin | boolean | true | Renders the V-pin badge on the tile. |
Typical use
firmware.ino
BLYNK_WRITE(V1) { int r = param[0].asInt(); int g = param[1].asInt(); int b = param[2].asInt(); setStripColor(r, g, b);}iOS app
Yes — iOS zeRGBa writes the same 3-channel payload.