STM32WBA Bluetooth® LE – Firmware Update Over The Air

Revision as of 16:58, 8 February 2023 by Registered User

1. Introduction

The Firmware Update Over The Air (FUOTA) is a GATT service used to upgrade a new application while the current one is running. ​ It acts as a GATT Server to be controlled by the GATT Client remote device.​ It is always coupled with a User Application and a dedicated Install Manager Application.

STM32WBA FUOTA

2. Overview

The Firmware Update Over The Air service provides the possibility to receive new application to be installed while the current application is running.​ It requires to add the FUOTA Service & Characteristics to the current application ​ The FUOTA Application allows to:​ Download new BLE Application in a Free Area – Download slot​ Update/Download new User Configuration file​ Jump to the Application Install Manager​ The Application Install Manager allows to:​ Replace the BLE Application to be used after reboot​ Download user data in any place in the CM33 user flash​

STM32WBA FUOTA Application Memory Mapping
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