Merge pull request #100093 from KingdomOfEnds/adt-refresh

ADT refresh

Author: PRMerger15

articles/digital-twins/concepts-device-ingress.md

@@ -1,13 +1,13 @@
 ---
 title: 'Device connectivity and telemetry ingress - Azure Digital Twins | Microsoft Docs'
-description: Learn how to connect and onboard a device within Azure Digital Twins.
+description: Learn how to connect, onboard, and send telemetry from an IoT device in Azure Digital Twins.
 ms.author: alinast
 author: alinamstanciu
 manager: bertvanhoof
 ms.service: digital-twins
 services: digital-twins
 ms.topic: conceptual
-ms.date: 11/07/2019
+ms.date: 01/03/2020
 ---
 
 # Device connectivity and telemetry ingress
@@ -66,7 +66,7 @@ You can customize your device's message format and payload to fit your solution'
 |---|---|---|---|
 | **DigitalTwins-Telemetry** | 1.0 | Yes | A constant value that identifies a message to the system. |
 | **DigitalTwins-SensorHardwareId** | `string(72)` | Yes | A unique identifier of the sensor that sends the **Message**. This value must match an object's **HardwareId** property for the system to process it. For example, `00FF0643BE88-CO2`. |
-| **CreationTimeUtc** | `string` | No | An [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) formatted date string that identifies the sampling time of the payload. For example, `2018-09-20T07:35:00.8587882-07:00`. |
+| **CreationTimeUtc** | `string` | No | An [ISO 8601](https://www.iso.org/iso-8601-date-and-time-format.html) formatted date string that identifies the sampling time of the payload. For example, `2018-09-20T07:35:00.8587882-07:00`. |
 | **CorrelationId** | `string` | No | A UUID that's used to trace events across the system. For example, `cec16751-ab27-405d-8fe6-c68e1412ce1f`.
 
 ### Send your message to Digital Twins

articles/digital-twins/concepts-events-routing.md

@@ -7,12 +7,12 @@ manager: bertvanhoof
 ms.service: digital-twins
 services: digital-twins
 ms.topic: conceptual
-ms.date: 11/07/2019
+ms.date: 01/03/2020
 ---
 
-# Routing events and messages
+# Routing IoT events and messages
 
-IoT solutions often unite several powerful services that include storage, analytics, and more. This article describes how to connect Azure Digital Twins apps to Azure analytics, AI, and storage services to give them deeper insights and functionalities.
+Internet of Things solutions often unite several powerful services that include storage, analytics, and more. This article describes how to connect Azure Digital Twins apps to Azure analytics, AI, and storage services to give them deeper insights and functionalities.
 
 ## Route types  
 

articles/digital-twins/concepts-user-defined-functions.md

@@ -7,7 +7,7 @@ manager: bertvanhoof
 ms.service: digital-twins
 services: digital-twins
 ms.topic: conceptual
-ms.date: 11/07/2019
+ms.date: 01/03/2020
 ---
 
 # Data processing and user-defined functions