BT Keyboard
btkbd / bk — BLE HID Keyboard + Mouse
Turns the T-Deck into a Bluetooth HID keyboard and mouse. Pairs via Just Works (no PIN). AES-128 encrypted after pairing. Bonds to Windows — reconnects automatically on next use.
CMD> bk
Phase 1 — Pairing: Al-Anqa advertises as AL-ANQA-KBD. Pair from the host’s Bluetooth settings. Hold trackball for 1.5s to cancel.
Phase 2 — Active: Every T-Deck key is forwarded as a HID keystroke. The trackball controls the mouse cursor.
Trackball center button
| Action | Result |
|---|---|
| Quick tap (< 300ms) | Left click |
| Hold 300ms – 1.5s | Right click |
| Hold ≥ 1.5s | Exit |
Backspace auto-repeat: Hold Backspace for 1.5s → repeat at ~16 chars/sec.
Uses a separate BLE address from
buddy(suffix:CBvs:BD) so Windows bonds both devices independently. If Windows shows auth errors, remove the device from BT settings and re-pair.