feat(firmware S01E37): companion_link skeleton — BLE GATT service #9

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opened 2026-05-16 03:21:15 +00:00 by hartle-tech · 0 comments

hartle-tech commented

2026-05-16 03:21:15 +00:00

(Migrated from github.com)

Bring up the BLE GATT service for the companion app. Single primary service, two characteristics (cmd + evt), JSON envelope passthrough.

Acceptance:

Service + characteristic UUIDs from API-spec issue plumbed in
Advertising broadcasts service UUID + 'Medusa' device name
LE Secure Connections enforced; pairing tested with a phone
Test op medusa.status.get round-trips via nRF Connect (Android)
FreeRTOS task for the JSON loop; queue for outgoing events

References: MISSION.md (M4), design/api-spec.md (ops + envelope)

Bring up the BLE GATT service for the companion app. Single primary service, two characteristics (cmd + evt), JSON envelope passthrough. **Acceptance**: - [ ] Service + characteristic UUIDs from API-spec issue plumbed in - [ ] Advertising broadcasts service UUID + 'Medusa' device name - [ ] LE Secure Connections enforced; pairing tested with a phone - [ ] Test op `medusa.status.get` round-trips via nRF Connect (Android) - [ ] FreeRTOS task for the JSON loop; queue for outgoing events References: `MISSION.md` (M4), `design/api-spec.md` (ops + envelope)

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hartle-tech/medusa#9

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