Quick reference

A one-page cheat sheet for the Cyber Ægg. Print it and tuck it under the strap.

        ┌─────────────────────────────┐
        │      e-paper display        │
        ├─────────────────────────────┤
        │                             │
        │   [UP]                      │
        │ [L][F][R]      [CAN] [EXE]  │
        │   [DN]                      │
        │                             │
        └─────────────────────────────┘
            5-way joystick   2 buttons
            (F = press in)

Buttons

ButtonAnywhere in the menu
Execute / FireSelect · open · confirm
CancelBack · cancel · close
Up / DownMove the cursor within a screen
Left / RightSwitch top-level screen

Top-level screens

Left / Right cycles through them:

Game → Main → PMs → Channel → Adverts → Tokens → Clock → Calendar → Name → My QR

LED meanings

ColourMeaning
Pulsing orangeBoot — hardware init
Pulsing blueDisplay + LoRa coming up (~13 s)
Single green flashBoot done
Red flickerScreen refreshing
Blue flickerUSB drive write
Blinking greenContacts wipe in progress
One-shot red / green / blueSomeone pinged you over the mesh (blinkme)

Power-on combos

Hold these while connecting USB / resetting:

HoldResult
ExecuteUSB firmware update (DFU mode)
Execute + Cancel + FireFactory reset (~40 s — wipes data and settings)

If the app slot is blank the badge enters DFU on its own.

USB drag-and-drop

Plug in USB-C — the badge mounts as the CYBR<4 hex> drive.

File you dropWhat it does
ALARMS.ICSImports alarms + calendar events
030000.PCX030009.PCXSponsor slides
<6 hex>.PCXGame sprite asset
BORNPETS.CFGCustom pet balance (KEY=VALUE)

Reboot the badge after dropping files.

Firmware update (DFU)

dfu-util -d 1915:521f -D cyber-aegg.bin

Bootloader LEDs in DFU: red blink (idle) → solid blue (flashing) → solid green (done — power-cycle).

Charging

USB-C in any port charges the badge. There is no separate charge LED — the battery icon on the watch / status bar shows the level. Unplug USB to re-enable Bluetooth pairing.