Questions tagged [protocols]

For questions about choosing a fitting or identifying a used protocol in IoT applications and systems. If you do know the specific protocol use a more specific tag. Please add specific protocol tags if you are choosing between specific protocols.

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8
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1answer
361 views

Does CoAP have a lower footprint than MQTT?

I recently read a Quora question about whether CoAP or MQTT is more lightweight, but the answers don't seem particularly satisfying and all contradict each other: the top answer says MQTT takes fewer ...
10
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1answer
257 views

What connectivity protocol did the Carnegie Mellon University's Coke Machine use?

I've been reading over the web about the history of the Internet of Things, and one of the most interesting things I have run across is the Carnegie Mellon University's Coke machine. According to ...
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2answers
321 views

List of important IoT references [closed]

This is a list of useful references and resources in the IoT environment. Standardization Bodies IoT Protocol Specifications If the accompanying meta post will validate the usefulness of this ...
13
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2answers
569 views

How to select simple light weight IoT server for development?

We are exploring the different IoT use cases and solutions. In order to facilitate the exploration, experimentation, design, development and testing of possible solution, I am investigating the ...
14
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1answer
379 views

Wired sensor protocol for buildings monitoring sensors?

Assuming I cannot use wireless technologies such as LoRa, LTE-M or SigFox in the environment for the install, I must use a wired sensor protocol to communicate with the gateway installed remotely in a ...
12
votes
1answer
263 views

Connecting Proximity beacon with Mobile App

We are planning to implement a proximity beacon network which provides information to the users app based on proximity in the store. Our objective is to cover a radius of 5-7 metres. Which protocol ...
36
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5answers
9k views

When and why to use MQTT protocol?

I am developing a device which measures temperature, humidity and mass. Currently it uses HTTPS to upload data to a remote server. Now I know that there is a protocol called MQTT which is claimed to ...

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