Chapter 14

Glossary and specifications

Terms used throughout the operator manuals, plus the v1 hardware envelope. This is a product glossary — not a chip errata sheet.

Glossary

B0RD OS
The product firmware platform that drives the sign: apps, networking, notifications, and control paths.
SoftAP
Local Wi‑Fi access point advertised by the sign. Network nameB0RD-<suffix> (chip MAC or friendly-name slug); portal at http://192.168.4.1/.
Settings
Namespaced device preferences (display.*, net.time.*,scene.timing.*, a11y.*) via SoftAP/api/settings or USB settings get|set|save. Tables:Settings reference.
Playlist / scene timing
Automatic shared cycle between idle clock and launch countdown when countdown is the base preference — not a free-form media playlist. SeePlaylist and scene timing.
STA
Station mode — the sign joins your home or lab network as a client for LAN access and outbound services.
Idle clock
Default calm mode: wall time with a soft motion underlay when nothing else owns the panel.
Launch countdown
Board mode showing upcoming missions with compact time-to-NET headers when wall time is known.
NET
No-Earlier-Than launch time shown on countdown cards.
Notification
Short title-and-body overlay with optional timed dismiss; restores the previous base when cleared.
USB control plane
Line-oriented commands over USB for agents and scripts — preferred path when a cable is available.
HUB75
Common LED matrix panel interface used by the product hardware target.
App
Something that puts content on the panel — underlay motion (for example plasma) or base chrome (for example launch countdown); more kinds may arrive later. Install means build into the firmware when the product image is composed — not a runtime download or app store on the sign. Open core keeps the compositor and control plane; product apps such as plasma and launch countdown ship in the product build alongside it.
Factory reset
Clears Wi‑Fi and preferences back to SoftAP-first defaults (SoftAP More or USB, with explicit confirm).
.local
mDNS LAN name after STA join — lowercase SoftAP identity (b0rd-<slug|mac4>.local). Shown in SoftAP Status and USB health. Prefer USB / numeric IP for agents. SeeNetworking.
OTA
Over-the-air OS update. Manifest check ships; apply is planned. Until enabled, operators flash from a trusted workstation. SeeUpdating the OS.

v1 hardware target

  • 64×64 RGB matrix panel on a HUB75 interface
  • Product module class: ESP32-S3 kit used with the Seengreat 64×64 assembly
  • Power: product-rated supply sized for continuous panel drive
  • Control: USB serial channel; Wi‑Fi SoftAP and station
  • Human setup: SoftAP portal; day-to-day: USB and LAN HTTP

Other boards and panel sizes are out of scope until certified for this OS release. Electrical and handling notes are inSafety and power.

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