WakeWord! KeyWord!!

Sync App

SDK

Wake-word Consumer App

Companion Middleware Service

Companion App

Button Events: Vendor AT Commands (HFP)

WakeWord Event: Vendor AT Commands (HFP)

AIDL (Control APIs) LED & Vibrator Notification

AIDL (Control APIs) Status, Paging, Beacon Config

GAIA over BLE/SPP Firmware, Config, Status, Control

Event Flow - Device to SDKDevice triggers events (button press, wake word).Events are transmitted via Vendor AT Commands (HFP) directly to SDK.SDK delivers events immediately to registered applications.

Status, Config &amp; Control Flow - SDK to App to DeviceThe application invokes SDK Control/Status API (e.g., LED, paging, battery status, beacon configuration).SDK communicates via AIDL with Companion App Middleware.Companion App middleware sends GAIA commands (BLE/SPP) to the device.The device responds to Middleware returns status/confirmation to SDK.SDK relays results or status to the calling application.

Config &amp; Firmware UpdateLocal configuration via Companion App UI.Remote configuration and firmware update URLs via EMM Managed Configuration.Companion App middleware securely handles firmware download and application using GAIA over BLE/SPP.IT Admins can disable Companion App UI configuration via EMM.

Demo