# MQTT Publish

## Overview

![The MQTT Publish Node.](https://3009747178-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MIspkFTPkuGkv4UgQGs-1330240639%2Fuploads%2Fgit-blob-e53b6bd081a55511a3a2a8e689953ec2f7802b59%2Fmqttpublish.png?alt=media)

The **MQTT Publish Node** sends a message to a different location.

## Attributes

| Attribute       | Type          | Description                                        |
| --------------- | ------------- | -------------------------------------------------- |
| `Configuration` | **Drop-down** | The connection, or signal name, that will be used. |

## Inputs

| Input             | Type       | Description                                                           |
| ----------------- | ---------- | --------------------------------------------------------------------- |
| *Pulse Input* (►) | **Pulse**  | A standard **Input Pulse**, to trigger the execution of the **Node**. |
| `Topic`           | **String** | The key in the **MQTT** key/value pair, in the form *Topic/name*.     |
| `Message`         | **String** | The value in the **MQTT** key/value pair.                             |

## Outputs

| Output             | Type      | Description                                                                                                                            |
| ------------------ | --------- | -------------------------------------------------------------------------------------------------------------------------------------- |
| *Pulse Output* (►) | **Pulse** | A standard **Output Pulse**, to move onto the next **Node** along the **Logic Branch**, once this **Node** has finished its execution. |

## See Also

* [**MQTT Start**](https://docs.incari.com/incari-studio/2021.1/toolbox/communication/mqtt/mqttstart)
* [**MQTT Stop**](https://docs.incari.com/incari-studio/2021.1/toolbox/communication/mqtt/mqttstop)
* [**MQTT Subscribe**](https://docs.incari.com/incari-studio/2021.1/toolbox/communication/mqtt/mqttsubscribe)

## External Links

* [*An in-depth explanation of Topics*](http://www.steves-internet-guide.com/understanding-mqtt-topics/)