Direct BLE OTA
Fast single-link firmware delivery using negotiated transport settings and efficient retry behavior.
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Firmware delivery for real devices
Direct BLE OTA when speed matters. Mesh FOTA when fleet scale matters.
Lighting Fast FOTA brings together the direct high-speed OTA profile, the Bluetooth Mesh FOTA architecture, Zephyr target/distributor design, and a Kotlin SDK path for mobile and gateway tooling.
Direct OTA2M PHY, large MTU, queue-driven transfer
Mesh FOTADistributor + target architecture
Zephyr + KotlinDevice firmware and operator-side tooling
What is on this site now
- Direct BLE OTA transport strategy
- Bluetooth Mesh DFU / FOTA conversion path
- Zephyr target and distributor architecture
- Kotlin SDK and Android app integration story
Mesh FOTA
Bluetooth Mesh distribution model for staged fleet updates using distributor and target roles.
Learn moreZephyr design
Target-side update server and distributor-side upload/send architecture built around Zephyr mesh subsystems.
Learn moreKotlin SDK
Operator-side library and app path for mobile-led control, testing, and rollout orchestration.
Learn moreOne platform, two delivery profiles
Use direct BLE OTA for lab and field-speed workflows. Use Mesh FOTA for staged fleet rollout, recovery, and distribution control.
Best fit
- Single device nearby: direct OTA
- Many provisioned nodes: mesh FOTA
- Production fleets: hybrid strategy