Terminal widget
What it does
Line-oriented console for diagnostics and ad-hoc commands. Reads lines from firmware and can send user input back through the same pin.
Pins
- Semantics: Single virtual pin (V1..V127)
- Reads and writes text on one virtual pin, V1..V127.
- Default size: 4 x 3
Config fields
| Field | Type | Default | Effect |
|---|---|---|---|
fontSize | number | 12 | Text size in the console. |
maxLines | number | 100 | Ring buffer depth for output history. |
color | color | — | Accent for input + prompt. |
Typical use
firmware.ino
BLYNK_WRITE(V1) { String cmd = param.asStr(); if (cmd == "status") { terminal.println(state); terminal.flush(); }}iOS app
Yes — iOS terminal polls at 0.5 s and truncates to ~100 lines.