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→Les noeuds Input
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== Les Noeuds Output ==
The output nodes are essentially the mirror images of the basic set of input nodes and provide a way to send data on the same set of protocols, i.e. mqtt, http, udp etc.
{| class="wikitable" border="1"
|-
| align="center" | Nom de Noeud
| align="center" | Description
|- style="font-size: 90%"
| align="left" | debug Provides a simple way to view messages which are displayed in the debug pane. Can be configured to display just the msg.payload or the entire msg object.
|- style="font-size: 90%"
| align="left" | mqtt
| align="left" | Subscribes to an MQTT broker and posts any data (msg.payload) it receives in incoming messages to a topic. Supports Quality of Service levels and last data retention.
|- style="font-size: 90%"
| align="left" | http
| align="left" | Sends responses back to HTTP requests received from a HTTP Input node. The response body is determined by msg.payload, and can have headers and status code defined.
|- style="font-size: 90%"
| align="left" | websocket
| align="left" | Sends msg.payload out on the websocket configured. If msg._session is defined, sends to the origination client, otherwise broadcasts to all connected clients
|- style="font-size: 90%"
| align="left" | tcp
| align="left" | Replies to a configured TCP port. Can also be used to send to a specific port.
|- style="font-size: 90%"
| align="left" | udp
| align="left" | Sends a UDP message to the configured host (ip address) and port. Supports broadcast. Like most nodes, configured through UI or message properties.
|- style="font-size: 90%"
| align="left" | serial out
| align="left" | Sends to the defined serial port. Can be configured to send an optional newline after any message payload.
|}
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