8.2 OTA DFU Process
- Bluetooth Low Energy OTA DFU file (firmware image encrypted, signed) is uploaded to the OTAU Manager. OTAU manager can be a smartphone or any Bluetooth Low Energy device that supports the OTA client.
- OTAU target (RNBD451) queries the OTAU manager and fetches a new firmware image.
- The image is decrypted, validated and applied.