ZigBee Document – 095264
ZigBee OTA Upgrade Cluster
Copyright ã 2016, The ZigBee Alliance. All rights reserved.
1! Introduction ............................................................................................................................................... 1!
1.1! Purpose ............................................................................................................................................ 1!
1.2! Scope ................................................................................................................................................ 1!
2! References ................................................................................................................................................. 2!
2.1! ZigBee Alliance Documents ............................................................................................................ 2!
3! Definitions ................................................................................................................................................ 3!
3.1! Term Definitions .............................................................................................................................. 3!
3.2! Conformance levels ......................................................................................................................... 3!
4! Acronyms and abbreviations .................................................................................................................... 4!
5! General description ................................................................................................................................... 5!
5.1! Introduction ...................................................................................................................................... 5!
5.2! Cluster list ........................................................................................................................................ 5!
6! OTA Upgrade Cluster ............................................................................................................................... 7!
6.1! Overview .......................................................................................................................................... 7!
6.2! Security ............................................................................................................................................ 7!
6.2.1! Terminology ........................................................................................................................ 7!
6.2.2! Image Verification .............................................................................................................. 8!
6.2.3! Image Transport .................................................................................................................. 8!
6.2.4! Image Signature .................................................................................................................. 9!
6.3! OTA File Format ............................................................................................................................. 9!
6.3.1! General Structure ................................................................................................................ 9!
6.3.2! OTA Header Format ........................................................................................................... 9!
6.3.3! Sub-element Format .......................................................................................................... 14!
6.3.4! Tag Identifiers ................................................................................................................... 15!
6.3.5! ECDSA Signature Sub-element ........................................................................................ 15!
6.3.6! ECDSA Signing Certificate Sub-element ......................................................................... 16!
6.3.7! OTA File Naming ............................................................................................................. 16!
6.3.8! Signatures .......................................................................................................................... 16!
6.4! Discovery of the Upgrade Server .................................................................................................. 19!
6.5! Server and Client ........................................................................................................................... 19!
6.5.1! Sleepy Devices .................................................................................................................. 20!
6.6! Dependencies ................................................................................................................................. 20!
6.7! OTA Cluster Attributes .................................................................................................................. 21!
6.7.1! UpgradeServerID Attribute .............................................................................................. 22!
6.7.2! FileOffset Attribute ........................................................................................................... 22!
6.7.3! CurrentFileVersion Attribute ............................................................................................ 22!
6.7.4! CurrentZigBeeStackVersion Attribute .............................................................................. 22!
6.7.5! DownloadedFileVersion Attribute .................................................................................... 23!
6.7.6! DownloadedZigBeeStackVersion Attribute ...................................................................... 23!
6.7.7! ImageUpgradeStatus Attribute ......................................................................................... 23!
6.7.8! Manufacturer ID ............................................................................................................... 24!
6.7.9! Image Type ID ................................................................................................................... 24!
6.7.10! BlockRequestDelay ........................................................................................................... 24!
6.8! OTA Cluster Parameters ................................................................................................................ 24!
6.8.1! QueryJitter Parameter ....................................................................................................... 25!
6.8.2! DataSize Parameter ........................................................................................................... 25!
6.8.3! OTAImageData Parameter ................................................................................................ 25!
6.8.4! CurrentTime and UpgradeTime/RequestTime Parameters ............................................... 25!
6.9! OTA Upgrade Diagram ................................................................................................................. 27!
6.10! Command Frames .......................................................................................................................... 27!
6.10.1! OTA Cluster Command Identifiers ................................................................................... 28!
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