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=MQTT=
=MQTT - A Protocol for Connecting IoT Devices=


MQTT is a ''really'' simple protocol that connected devices can use to publish and receive messages. Messages have a topic and may contain an arbitrary payload. Devices never talk to each other directly. A MQTT brokers receives published messages and distributes them to subscribers by matching message topics with subscribed-to topics.
MQTT is a ''really'' simple protocol that connected devices can use to publish and receive messages. Messages have a topic and may contain an arbitrary payload. Devices never talk to each other directly. A server (MQTT broker) receives published messages and distributes them to subscribers by matching message topics with subscribed-to topics.
 
* [[MQTT Encoding and Decoding]]
* [[MQTT FSM|Handshaking]] - a FSM (Finite State Machine) of the protocol at QoS 0, 1, 2
* [[MQTT Arduino Limits|Limits of the Arduino environment]] (like, conversational state)


[[IoT with AME|Home]]
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Latest revision as of 11:52, 13 June 2018

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MQTT - A Protocol for Connecting IoT Devices

MQTT is a really simple protocol that connected devices can use to publish and receive messages. Messages have a topic and may contain an arbitrary payload. Devices never talk to each other directly. A server (MQTT broker) receives published messages and distributes them to subscribers by matching message topics with subscribed-to topics.

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