Ram Gandikota / Mbed OS IOTMetronome

FRDM K64F Metronome

mbed-client/docs/info_reporting.md@0:dbad57390bd1, 2017-05-14 (annotated)

Committer:
ram54288
Date:
Sun May 14 18:37:05 2017 +0000
Revision:
0:dbad57390bd1
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ram54288 0:dbad57390bd1 1 # The Information Reporting feature
ram54288 0:dbad57390bd1 2
ram54288 0:dbad57390bd1 3 mbed Device Server uses the Information Reporting to observe any changes in a registered Resource on the client. The server registers to observe the Resource. When the Resource changes, it sends a notification with its new value to all servers who asked to observe it.
ram54288 0:dbad57390bd1 4
ram54288 0:dbad57390bd1 5 The interface supports the following sub-features:
ram54288 0:dbad57390bd1 6
ram54288 0:dbad57390bd1 7 ## The Observe feature
ram54288 0:dbad57390bd1 8
ram54288 0:dbad57390bd1 9 mbed Device Server initiates an observation request to observe the changing value of either an Object, Object Instance or Resource.
ram54288 0:dbad57390bd1 10
ram54288 0:dbad57390bd1 11 <span class="tips">**Tip:** Related parameters for the **Observe** operation are described in the [Write Attributes](dev_man_serv_enable.md#write-attributes) section.</span>
ram54288 0:dbad57390bd1 12
ram54288 0:dbad57390bd1 13 ## The Notify feature
ram54288 0:dbad57390bd1 14
ram54288 0:dbad57390bd1 15 The client sends the **Notify** operation to mbed Device Server during a valid observation on a Resource, when the notification conditions are met.
ram54288 0:dbad57390bd1 16
ram54288 0:dbad57390bd1 17 ## Cancel
ram54288 0:dbad57390bd1 18
ram54288 0:dbad57390bd1 19 mbed Device Server sends the **Cancel Observation** operation to the client to end an observation relationship for an Object Instance or a Resource.
ram54288 0:dbad57390bd1 20