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1500 questions
8
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A practical guide to Amazon Echo, families with children?
I have an Amazon account, as does my wife. We share Amazon Prime through household setup, and have added our daughter to our kids list. We purchased an Echo Dot for our daughter, and are likely going to get a few more for around the house.
The…
user1447679
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8
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1 answer
Optimal Wireless Technology for High Data Rate & Low Latency IoT Application
I am planning to use the BNO055 Absolute Orientation Sensor for collecting the accelerometer, magnetometer and gyroscopic measurements for an application. As of now I want the data to be sent at a rate of 10 Hz to a data collecting entity (Pi or…
Shan-Desai
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8
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Quantum mechanics and Blockchain to secure IoT
I came across this article on IoT Security with Blockchain and Quantum mechanics.
So, what's a quantum-secure blockchain and why is it more secure in an IoT setting?
iioota
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WiFi Mesh on Windows IoT core
I have a project where I need to create a Wi-Fi mesh network of nodes sharing a distributed mesh database that requires relatively quick search access on each node. I was initially thinking of running this using nodes consisting of ESP8266's…
Gineer
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Can I call my Echo Dot from the Alexa app on my iPhone?
Can you call the Echo Dot from the iPhone Alexa app? They are both registered to me. When I try it rings, but will not allow me to pick up. I have the latest iOS on an iPhone 7 Plus and the latest Dot. When I call myself, the Dot rings but won't…
Dan G
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8
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Is there a biometrics fingerprint scanner that directly sends raw biometrics data?
I have this payroll project where my client wants to use biometrics to easily keep track the time attendances of his 400 employees. However, the problem is his company has a high employee turnover rate.
It implies that the biometrics fingerprint…
Xegara
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8
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Alexa on AV receiver with HDMI
I'm using an Echo Dot to listen to radio, Spotify or Amazon Music. Thus I plugged it to the cinch-input of my AV receiver. But I don't want to switch the AV to the cinch input every time I want to hear to music.
Is there a way to switch directly to…
osanger
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8
votes
2 answers
Can I connect my devices to the Cambridge Intelligent City Platform?
According to Cambridge News, a LoRaWAN network has recently been set up in Cambridge for the 'Intelligent City Plaform'—essentially, a smart city platform for IoT devices to sense and influence the environment:
A new LoRa (low power long range)…
Aurora0001
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8
votes
2 answers
Z-Wave switches with 2-way switched lights?
I'm looking for a set of Z-Wave (preferably Z-Wave Plus) components to use in order to merge two 2-way light switch circuits and allow control of both lights from all switch positions. I've looked at Fibaro FGD-212 modules but I don't think they'll…
dsample
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How can I avoid my IoT devices breaking when cloud services go down?
Recently, Amazon S3 had an outage which caused lots of web services to go down, including IFTTT, which is often used to link IoT devices together (e.g. connecting your Alexa to some Philips Hue bulbs).
Nest security cameras stopped working, TP-Link…
Aurora0001
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8
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1 answer
How are cameras utilized in SmartThings?
I'm considering getting an outdoor camera like Ring. Cameras like Ring are listed in the recommended compatible devices in the SmartThings market. So, I'm curious what sort of automation events are available with cameras like this?
Motion…
tbm0115
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2 answers
Are there free wake word engines for use with the Alexa Voice Service?
The AVS Sample App is great to play with on a Raspberry Pi as a cheaper, more home-made version of Alexa. However, both the wake word engines (TrulyHandsfree and Kitt.AI) have problematic licenses.
By free, I'm looking for an engine where both the…
Aurora0001
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When setting up 'Things' in AWS IoT, can I have one thing, and then have many instances of that Thing?
I might be putting this into software terms, but I just want to have all my things be the same type, but have multiple instances (multiple things). Each thing must be able to be referenced individually as well, and individually subscribe to…
PaulPerry
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2 answers
Why might data be sent to a cloud service when it could be processed on the edge?
I was recently reading Amazon's information about the AWS IoT Platform, and came across an interesting example use case:
Although they don't describe how exactly the road condition data is sensed, if the sensor can detect a wet road, why would…
Aurora0001
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7
votes
1 answer
Availability of Narrow band IoT modules or chipsets
The Narrow-Band IoT radio protocol seems to have been around for a few years, but I'm struggling to identify any manufacturers of devices that are actually available to buy (either from traditional distribution or developer component suppliers).…
