Contents

AN4486

2/29

DocID026293 Rev 2

Contents

1

The concept of OTA bootloading .................................................... 5

2

OTA bootloader service description............................................... 6

2.1

Bootloading transactions ................................................................... 6

2.2

BLE OTA service bootloader architecture ......................................... 7

2.2.1

Reset Manager ................................................................................... 8

2.2.2

BLE application with BLE OTA service .............................................. 9

2.2.3

New BLE application ........................................................................ 10

2.3

OTA bootloader service manager (standalone OTA bootloader

application)................................................................................................... 11

2.3.1

Reset Manager ................................................................................. 11

2.3.2

OTA Service Manager ...................................................................... 12

2.3.3

New BLE application ........................................................................ 12

3

Hardware and software resources ................................................ 14

4

Running the OTA bootloader GUI & BlueNRG SW package

demo applications................................................................................... 15

4.1

BLE application built to use the OTA bootloader service ................ 16

4.2

BLE application built to use the BLE OTA Service Manager ........... 20

5

List of acronyms ............................................................................. 26

6

Related documentation and references ....................................... 27

7

Revision history.............................................................................. 28