Ram Gandikota / Mbed OS ABCD

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mbed-client/docs/info_reporting.md@0:a7a43371b306, 2017-05-14 (annotated)

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ram54288
Date:
Sun May 14 18:40:18 2017 +0000
Revision:
0:a7a43371b306
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ram54288 0:a7a43371b306 1 # The Information Reporting feature
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ram54288 0:a7a43371b306 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.
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ram54288 0:a7a43371b306 5 The interface supports the following sub-features:
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ram54288 0:a7a43371b306 7 ## The Observe feature
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ram54288 0:a7a43371b306 9 mbed Device Server initiates an observation request to observe the changing value of either an Object, Object Instance or Resource.
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ram54288 0:a7a43371b306 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>
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ram54288 0:a7a43371b306 13 ## The Notify feature
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ram54288 0:a7a43371b306 15 The client sends the **Notify** operation to mbed Device Server during a valid observation on a Resource, when the notification conditions are met.
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ram54288 0:a7a43371b306 17 ## Cancel
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ram54288 0:a7a43371b306 19 mbed Device Server sends the **Cancel Observation** operation to the client to end an observation relationship for an Object Instance or a Resource.
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