Questions tagged [smart-home]

For questions about any smart devices and services that help automate or remote control one's home. Prominent examples are lights, home appliances, roller shutters and radiators.

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52
votes
8answers
2k views

Securing small home automation setup

I have a small home automation lab (that I keep saying I'll expand, but haven't). In this setup, I have a control system to control lights (utilizing the x10 protocol), blinds, a Nest thermostat and ...
33
votes
16answers
8k views

Where can I harvest energy in my home to power my wireless sensors?

I was reading this article, "Five Building Blocks of Self-Powered Wireless Sensor Nodes" (shared on Meta) about energy harvesting in IoT. It lists a couple of harvestable energy sources for example: ...
27
votes
3answers
616 views

What are the best security practices to secure a remote IoT camera?

I have done a bit of home automation such as building a remote camera that can be turned on via SSH locally and publishes images on a Raspberry Pi run Linux server. I'm curious, though, as to what ...
25
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5answers
2k views

When to use Wi-Fi over Bluetooth or vice versa in an IoT system?

Basically when it comes to IoT, the two main communication methods which come to my mind are either Bluetooth or Wi-Fi. I know that there are others as well like ZigBee, Z-Wave but I would like to ...
22
votes
3answers
856 views

Making a smart light switch

I want to make a home automation system, and I need some computer-controllable switches. The reason I can't use relays is that I also need the switches to be switchable manually and not ...
19
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4answers
4k views

Is my Samsung Smart TV vulnerable to the “weeping angel” attack?

On CNet, there's a report about Samsung UNF 8000 smart TVs being vulnerable to a hack developed by the CIA: In June 2014, the CIA and UK's MI5 held a joint workshop to improve the "Weeping Angel" ...
19
votes
3answers
555 views

Safety of a smart switch on a fireplace

Would it be unsafe or considered "bad practice" to replace a gas fireplace switch with an IoT enabled smart switch? I would like to think there would be no issue, but, I want to make sure that it's ...
18
votes
5answers
1k views

How to detect the state of “dumb” entertainment equipment?

Scenario After the helpful answers to my last question I got myself a Harmony Hub and it works as I want it to. Basically, it remembers the state of the devices and uses infrared signals to fake the ...
18
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5answers
8k views

How to write custom Alexa Skills without 'Ask xxxx'

I am currently using fauxmo to send custom commands to various devices to turn them on/off (For instance I have a WiFi to IR converter to control my Tuner & TV) and I can turn the tv on/off with ...
17
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6answers
2k views

Is it better to control smart lights or smart light switches/fixtures?

IoT enabled light bulbs have been on the market for a while now. The Philips Hue is probably the best known. But I think controlling bulbs directly is a rule-maintenance disaster waiting to happen. ...
17
votes
1answer
243 views

Adding Devices to Samsung SmartThings

I've got the Samsung SmartThings system installed in my house, but I've encountered a few situations where a new device (e.g. an in-wall outlet) couldn't be found through the SmartThings App on my ...
16
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3answers
5k views

How can I control my TV from my computer?

I have a TV as secondary PC monitor and console output, and I would like to build something to control it from the PC sources—turning on and off, volume and such. In short, a program to emulate my TV ...
15
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5answers
5k views

How do I avoid port forwarding when exposing IoT devices to the external Internet?

I received some good answers in the question What do I need to create my own personal cloud for IoT devices? and one of the things that I understood from there is that I need to "expose" my HUB or ...
15
votes
2answers
7k views

Why do I need hubs for some devices when automating my home?

When you get started with automating your home, you quickly find out that many devices need a hub or bridge to function correctly. For example, the Philips Hue bulbs need a bridge, August Smart Locks ...
15
votes
2answers
4k views

Making Amazon Echo / Alexa work outside of US, UK, Germany and Canada

According to Amazon Echo's Wikipedia page, they're only available in the US, UK, Germany and Canada. Echo's Achilles heel is Amazon's unwillingness to look beyond the US. - The Australian However,...
15
votes
2answers
2k views

How do consumer IoT devices typically enable Internet connection?

As far as I know there are 2 general methods for enabling remote (Internet, not LAN) access to IoT devices: Via a server that the device polls periodically (e.g. MQTT) Direct remote access I'm ...
15
votes
3answers
301 views

Using LP Gas Sensor in a Smart Home Safety System

We are making a smart home safety system for a small academic project (Yes. I am a newbie for this). We need a Gas Sensor (LP Gas) for the project, but there are a few questions that I have. I found ...
15
votes
2answers
277 views

Are there any Bluetooth LE light dimmers with open APIs?

Are there any smart light switches/dimmers that support Bluetooth Low Energy and have an open or accessible APIs? I want to gradually replace all dumb switches in my house with smart switches, but ...
14
votes
2answers
1k views

Why do most smart assistants offer little, if any, customisation of the wake word?

The majority of smart assistant brands, such as the Amazon Echo and Google Home, offer very little in the way of customisation for the wake word (the phrase you use to wake up the device so it listens ...
14
votes
1answer
861 views

Are there any devices with open-source protocols over Wi-Fi?

I know how to program IoT using Arduino; but I want some ready made portable IoT devices that do not need any programming at device side. Just I want to buy and add these devices to the network (after ...
13
votes
4answers
805 views

How do I protect my home from IoT devices being compromised and being used for DDoS attacks?

I am trying to understand the vulnerability of my home IoT devices. From what I understand, the big DDoS last year was caused by compromised IoT devices with generic or default usernames and passwords....
13
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3answers
5k views

Is there a way to control my lights from my Linux desktop?

I have just started investigating smart lights. I am interested in using some Wi-Fi sockets in some lamps in my office to automate the lights. I am curious if there is a way to turn my lights on ...
13
votes
2answers
666 views

European Union Regulations for Smart Plugs

If I want my smart plug design to be a commercial product in the EU it must surely meet some requirements, regulations or directives. I know about the CE (Conformité Européenne) marking, which is ...
13
votes
1answer
147 views

Use cases of the “Release Event” on a smart switch

I have a Nodon Z-Wave remote (user guide). It has 4 buttons which can react to 4 events : Single press Double press Long press Release The three first are pretty straightforward. But the "release" ...
12
votes
4answers
1k views

Securing 433 MHz wall light switch

I'm planning to use a simple light switch, that is placed on the wall. The switch gets power from the battery or piezo and sends unique sequences of data (on on- and on off-events) over 433 MHz to the ...
12
votes
3answers
1k views

How does a smart switch get its power?

I bought a smart wall switch. The switch it replaced had only 2 wires (in and out). My knowledge of electricity might be only limited, but how can this work? A normal switch just opens a circuit so ...
12
votes
3answers
400 views

Internet controlled garage door

Basically wanting to start off with by controlling garage door through Internet and then add things like smart lights and door alarms over time. I just heard about Z-Wave and Google Weave on this site ...
12
votes
1answer
166 views

Data generated from smart bulbs?

I'm trying to answer 2 questions mainly: What kinds of data are generated from 1 branch of IoT devices namely smart bulbs/smart lighting? How can we visualize the data generated by the same? I ...
12
votes
2answers
106 views

Wiring regulations for self made electrical equipment (UK)

There are various intrusive wiring regulations in the UK. If I want to wire up a light extension I'm required to have this done by a suitably qualified person, or if I do it myself get it approved by ...
12
votes
1answer
17k views

Connect to device at home network remotely

I am trying to figure out if it is possible in any way for me to remotely connect to a device on my home network, but remotely. Scenario: My entertainment system is connected to the home network, ...
12
votes
1answer
810 views

DIY Add a Sonoff To Home Thermostat

I am not an electrical engineer, just an enthusiastic DIY home owner. I would like my A/C to self turn on at 8pm, that is before I get home and have the ability to cut off power automatically. I have ...
11
votes
4answers
4k views

Are There Energy Monitoring Smart Plugs That Don't Compromise my Privacy/Security?

It seems like every Smart Plug I see on Amazon (including well-reviewed ones) require me to sign up, giving a lot of device, location, and personal information to a company I don't know or trust (...
11
votes
2answers
211 views

Is it possible to use a CO2 sensor to detect how many people are in a room?

I have MH-Z14 Carbon Dioxide sensor and have been using it to try and detect when a room may need some fresh air. But, I've also noticed that the sensor reading drastically increases when a human is ...
11
votes
3answers
4k views

How to connect “io-homecontrol” skylights to a Raspberry Pi?

Scenario I want to control my remote controllable skylights with my Raspberry Pi. The windows were installed a few years back and come already with the remote capable io-homecontrol technology, which ...
11
votes
1answer
395 views

Is it possible to run and train a neural network on an 8-bit microcontroller?

I've recently read about neural networks in constrained environments (in particular, A Neural Network Implementation on an Inexpensive Eight Bit Microcontroller) and their applications to IoT devices (...
11
votes
1answer
7k views

Is there any open source firmware or OS for IP camera like openwrt for routers

Is there any open source firmware or OS for IP cameras like OpenWrt for routers. I need an OS or a firmware for IP cameras in order to communicate with our cloud service easily. I have some ...
10
votes
2answers
5k views

Good microphone for whole room (without Internet)

I'm currently working on a smart home with voice recognition and I'm looking for a microphone that I could use for a whole room. What kind of microphone should I be looking for? What does the Amazon ...
10
votes
2answers
1k views

Standards for non-Internet-connected WiFi devices?

I'm planning to do a lot of home automation. For that I will host a private isolated WiFi network to which all my devices will be connected to. The devices will be simple lights, RGB LED strips (...
10
votes
4answers
2k views

Are there any IoT outdoor lighting sensors?

I have been looking for an ambient light sensor to use with other IoT smart home devices. In my opinion this would be a commonly requested device for controlling internal lighting. For example if you ...
10
votes
5answers
2k views

Is there a smart switch or plug that can remotely turn on another smart plug?

I have a lamp that is on one side of the room. I have a half-hot plug on the other. I'd like to flip the switch (that connects to the half-hot) and have that turn on the lamp. Can anyone recommend a ...
10
votes
2answers
597 views

Cheap video streaming platform using Raspberry Pi

I have a questions as stated in title - I hope it will not be "primarily opinion based" since I wanted to ask you if what I have in mind is even doable. I want to create network of couple cameras ...
10
votes
1answer
194 views

How to connect Loop Energy Saver to Landis Gyr gas meter?

I've ordered Loop Energy Saver to monitor my energy efficiency at home, both devices for electricity and gas, however I'm having trouble with installation of my gas kit since my gas meter is different ...
10
votes
1answer
149 views

With a SmartThings system, what is the result of marking an alert as a false alarm?

We have a few SmartThings motion detectors and door sensors hooked up in our house. We don't have them connected to an alarm company or any sort of automatic emergency line but we do get notified when ...
10
votes
1answer
475 views

Wi-Fi Line Voltage Thermostat for Baseboard Heaters

Background A house has a handful of line voltage electric baseboard heaters (240V, 3600W). Problem Control the schedule and current temperature without connecting beyond a local area network. Hard ...
10
votes
0answers
607 views

Running Philips Hue Entertainment with 3rd-party lightbulbs?

I bought this innr light bulb for my Hue system and it works just fine except for the fact that it isn't compatible with Hue Entertainment. As it turns out, no 3rd-party light bulbs are supported by ...
10
votes
0answers
94 views

Just got a Google Home - What smart hub(s) do I need? [duplicate]

I just got a Google Home, and I'm looking into setting up a smart home that I can control with voice commands via compatible services. But I have a few questions before I sink a bunch of money into ...
9
votes
4answers
285 views

Which protocol should I use for automation devices in a home environment?

I have a project to automate things in a house. I am a developer but a beginner in electronics and IoT. What should I use to communicate wirelessly? Wi-Fi, Bluetooth... Where should I look? I need a ...
9
votes
2answers
211 views

Do Internet-connected lighting systems save energy overall?

Many manufacturers of 'smart lighting' systems claim that connecting your lights to the Internet of Things will save energy. For example, Samsung SmartThings use energy savings as a key selling point, ...
9
votes
2answers
615 views

Fluorescent Tubes - Sonoff Switch?

Like many, I'm looking for a way to control the fluorescent tube in my kitchen. Is there any reason why I can't wire a Sonoff switch inside the fluorescent tube lighting batten? I don't have enough ...
9
votes
1answer
538 views

Home automation sensors over WiFi

I want to build a home automation system by hooking up various sensors (e.g., passive IR motion sensors, magnetic door contact switches, vibration detectors, etc.) around the house to detect things ...

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