Questions tagged [data-transfer]
For questions about the transfer of data between different devices and/or between different software on the same device
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How to migrate home assistant data to a new device?
I tested Home Assistant OS on my Raspberry Pi 3 for a while and now I'd like to migrate to a Pi 5 running Raspberry Pi OS and home assistant via docker instead. I downloaded a backup from the Pi 3 and ...
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Serialization scheme to adopt for a system
I'm designing an IoT system, and seeking to adopt a serialization scheme for communications across the entities (Cloud to Device communication, Local Communication,...) taken into consideration some ...
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Matter node behavior in Matter protocol
What is the difference between MQTT and Matter protocol? Can I send Matter message between two different networks if Matter devices using link-local address?
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What IoT software/web-services can be used to implement the basic "IoT device->Database ->Frontend" architecture?
I'm looking for the simplest (i.e least components) way to create the data logging/visualization system with the following architecture:
IoT Data (Plaintext HTTP POST) -> Database+data processing ...
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How can this PV-monitoring system communicate bidirectional
I've got a solar panel system with a Growatt inverter.
The system has a monitoring platform. To connect the inverter to the internet to let it communicate with the monitoring portal, you need a "...
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compute power for MQTT vs HTTP POST in cloud
Trying to get an understanding of the cloud side compute power comparison (and cost) for say 10,000 devices sending data to the cloud using HTTPS Vs MQTT.
My co-worker says keeping 10k MQTT ...
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Using smartphone as a Zigbee end node
I am looking for a "presence" solution with in a 3-5 meter radius.
It can be a always connected device or a beacon type (just transmitting signals periodically. It is does not need to be ...
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How to simulate an IoT device or a network of IoT devices without hardware?
Hey IoT stack community!
I want to ask how I can simulate an IoT device or a network of IoT devices, if I don't have a single piece of hardware? Is this possible in any way at all?
To give you some ...
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How to capture Ultrasonic Cross-Device Tracking signals?
I found out that many devices as PCs, TVs, cellphones and more can use a technology called ultrasonic cross-device tracking. This means that there are ultrahigh sound frequencies which propagate from ...
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What type of server would be better for embedded TCP/IP communication?
We want to setup a server in the Azure cloud. But we have no idea what type server would be best for working with the devices which uses embedded TCP/IP protocol. Device is a 4G based OBD-II Diagnose ...
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Is there a simple database app builder that allows for single row access based on token in the row?
I'm currently using thingsboard to manage and deliver IoT device configuration. The IoT device can access its own configuration with its own auth key. This is great. However, thingsboard is a quite ...
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Aggregating logs from embedded devices
I'm trying to aggregate logs from multiple embedded devices in centralized place to be able to analyze them.
This is how system looks like:
I have number of embedded devices.
Some deployments are on-...
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Is using remote database (firebase) wrong idea for home automation system?
I am working on home automation system and I my idea was this:
There will be client app, which will be running on a classic HTTP server (on internet). It will communicate with firebase realtime (NoSQL)...
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I need to transform MQTT topic, is it possible?
I’m new with MQTT, I have a mosquitto MQTT broker on a Raspberry Pi.
I have some topics from a client in this format /topic/lighton can be true or false.
In other hand I can invoke some topics like /...
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Documentation similar to open API for IoT protocols like MQTT for open data sharing
A lot of documentation exists for RESTful APIs via tools like Swagger. But I am looking for a documentation tool or something in the likes for open data sharing for protocols like MQTT or OPC-UA.
A ...
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