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1500 questions
9
votes
2 answers
Embedded modem options
I would like to embed a simple mobile modem in my laboratory device. The capability is not really important - I want to be able to send small amounts of data and have no hard requirements on transfer speed or latency. That means that slow data is…
Bex
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9
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1 answer
Automatic link failure detection methods in ZigBee networks
Given a ZigBee mesh network with several nodes in it. There are established links between each node via router nodes.
If Node A wants to send a message to Node Z for the first time then Node A must perform a Route Discovery to determine which…
Bence Kaulics
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9
votes
2 answers
What is a good reference for Ethernet Driver without an OS?
Soon I will be working on an Ethernet implementation for a bare metal (no OS) capability on an ARM-based processor. I am somewhat familiar with the Ethernet driver model in the Linux Device Drivers book, but I'm wondering if there is a reference…
netskink
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9
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1 answer
Will changing my user name and password block Mirai attacks?
I've recently been reading about Mirai, malware whose source has been revealed which is designed to infect IoT devices. It is appears to be a serious threat to security compromised Internet of Things devices. According to Wikipedia:
Mirai…
anonymous2
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9
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1 answer
How can I set up IP whitelisting on an IP camera without support for whitelists?
The camera in question is a Ring Stick Up Cam. I want to add an additional layer of security and prevent anyone from peeking (listening) into my home.
I thought that it might be good if I could set up some kind of IP whitelist, so only requests from…
Bence Kaulics
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9
votes
2 answers
What personal information is stored on my Amazon Echo?
As far as I can tell, most data from the Amazon Echo (e.g. recordings of my commands) are stored in the cloud, according to the Alexa FAQ. However, I couldn't find any authoritative information about what information is stored on the device…
Aurora0001
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9
votes
2 answers
How to read custom documents by Alexa?
According to Amazon, Alexa can read certain Kindle books.
Alexa reads Kindle books eligible for Text-to-Speech (an experimental reading technology that allows supported Amazon devices to read Kindle books aloud).
Concept
If it is possible I want…
Bence Kaulics
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9
votes
3 answers
Can I use a smart plug with an air conditioning unit?
I am hoping to be able to use a smart plug with my window air conditioner. I currently use the TP Link HS 100 plugs around my home, but I am unsure if they could handle the amount of power an air conditioner uses. Any suggestions?
Jman
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1 answer
What is the difference between MCU, VM, firmware and Kalimba DSP in the CSR8675 chip?
This question is about understanding the internal workings of the CSR8675 Bluetooth audio chip
These four terms keep popping up while working with the CSR8670/8675 chip
VM (Virtual machine)
Firmware
MCU (Microcontroller Unit)
Kalimba DSP …
user17915
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9
votes
1 answer
What happens if Mosquitto runs out of memory to store QoS 1/2 messages?
In MQTT, messages with QoS 1 or 2 must be delivered at least once (QoS 2 messages must be delivered exactly once). If the client is not connected, the broker must store the message until the client is ready to receive it.
The HiveMQ blog has an…
Aurora0001
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9
votes
4 answers
How to turn on Xbox One from Windows 10 PC using Cortana?
Cortana is Microsoft's intelligent personal assistant for Windows Phone 8.1, Microsoft Band, and Windows 10.
I am interested in how can someone turn on their Xbox One by using Cortana voice command. Unfortunately when I was searching in the topic I…
Bence Kaulics
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9
votes
3 answers
Extreme modification suggestions for a Wi-Fi enabled hairbrush?
L'Oreal have launched a Wi-Fi enabled hairbrush, which is an IoT device.
I am wondering how I can repurpose it.
I am looking for serious suggestions as to how I could modify it, or connect it to other IoT devices, like Alexa or Raspberry Pi, or…
Mawg
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9
votes
2 answers
UK-compatible (240VAC) receiver/controller for ceiling fan with dimmable lights
I have a 3-speed ceiling fan with integrated dimmable lights which when installed prior to my owning the house was fitted with an infrared wireless receiver.
For a long time the remote did not work (poor quality construction) and after repairing it…
richhallstoke
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9
votes
3 answers
KNX/IP gateways with support for KNX Web Services
Introduction
KNX is a standardized, OSI-based network communications protocol for building automation. It is the successor to, and convergence of, 3 previous standards: EHS, BatiBUS and EIB.
KNX is currently the de facto standard in building…
John Slegers
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9
votes
1 answer
How to start Mosquitto broker service on Windows 7 from command prompt?
I have set up Mosquitto MQTT on my Windows 7 laptop. I have performed the installation process according to this step by step guide.
Installation was alright and I could start the Mosquitto Broker's service by using…
Bence Kaulics
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