Number Input widget
What it does
Keypad-driven numeric entry with min/max clamping. Useful for calibration constants, setpoints and PID parameters.
Pins
- Semantics: Single virtual pin (V1..V127)
- Writes a single numeric scalar to one virtual pin, V1..V127.
- Default size: 3 x 1
Config fields
| Field | Type | Default | Effect |
|---|---|---|---|
min | number | — | Clamps entries below this value. |
max | number | — | Clamps entries above this value. |
unit | text | — | Unit suffix shown beside the value. |
precision | number | 0 | Decimals accepted in the input. |
title | text | — | Label rendered above the input. |
color | color | — | Accent for the input frame. |
Typical use
firmware.ino
BLYNK_WRITE(V1) { float target = param.asDouble(); setSetpoint(target);}iOS app
Yes — iOS number input uses the same min/max/precision contract.