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9 Firmware and OTA Updates
This section documents how to enable firmware updates in the design, whether it is serial or Over The Air (OTA)
9.3 Device Firmware Upgrade Over BLE
9.3.6 BLE OTA DFU Implementation

PIC32CX-BZ3

Introduction
1 Secure Boot and Signature Header Generation
2 Getting Started with WBZ351 Curiosity Board
This section covers evaluation board features and running the preprogrammed demo example
3 Getting Started with Software Development
This section gives a detailed information on the steps to install IDE, compiler, tool chain, BLE, Zigbee stacks and application examples on the PC.
4 Bluetooth Low Energy Applications
This section provides details on documentation describing the steps to test and develop the precompiled BLE application examples.
5 Getting Started with Zigbee Applications
6 Flashing hex from MPLAB DISCOVER using MPLAB IPE
This section provides a detailed procedure of how to download an already existing application hex file from MPLAB DISCOVER and flash the hex file into WBZ351 Curiosity Board using MPLAB IPE.
7 Adding Chip Peripherals
This section describes how to add analog/digital peripherals to the application
8 Low Power Design
This section explains in detail on how to enable the low power modes – Sleep/Standby or Deep Sleep/Backup modes in the design.
9 Firmware and OTA Updates
This section documents how to enable firmware updates in the design, whether it is serial or Over The Air (OTA)
10 Wireless System and Board Support Services
11 Application Timer Service
12 Support Documentation
This section has documentation that is generic and used as supporting document with the application example documentation.
13 Software API Guide
Microchip Information

9.3.6 BLE OTA DFU Implementation

The following steps explain how to add the BLE OTA DFU functionality in Microchip BLE application.