Internet of Things Stack Exchange
Internet of Things Stack Exchange

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Is wireless mesh a poor choice for sleepy devices?

I've been thinking about what it would take to build a temperature sensor network for the block of apartments I live in. A wireless mesh, if it would work at all, would have some nice features. In particular, I could place sensors in the garage and…
Chris Steinbach
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Power Consumption Benchmarks of Different Android Things SoMs?

I'd be grateful if anyone could publish some results of some (even one is good) Android Things compatible SoMs (System On Modules, see here) power consumption benchmark (data for idle, and under load, and also other conditions such as Wi-Fi usage…
Louis CAD
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Which off-the-shelf wireless door/window sensor can I easily interface with Home Assistant?

I am thinking of setting up my own home security system using Home Assistant. For motion sensors I'm going to build Wi-Fi MQTT transmitters using the WeMos board. But for door sensors I want something battery-powered, with a small form factor that…
Thomas Jensen
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Google Assistant Timer + Action with One Command

I'm trying to figure out a clever way to set a Google Home timer and perform another action in one command. I currently have a shortcut called "tea time" which sets a timer for my tea. I would really like to have it also trigger an IFTTT (or…
MojoFilter
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How do I check whether a LTE network supports CAT M1?

LTE CAT M1 is a low power communication channel for LTE networks designed for IoT use. How do I check whether a network supports it or not? Carriers' help desk does not know anything about CAT M1. That is understandable because most users don't need…
Dojo
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Can we install Greengrass core for different platform other than Linux?

I'm new to AWS Greengrass and at the phase of learning it functionalities. As instructed in AWS Greengrass, when creating a new group we need to establish a Greengrass core in the cloud definition for a group. Every group needs a 'Greengrass core'…
Mad
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Can we send commands to Alexa through Alexa app?

Let's say I'm not at home but I need to check whether my smart bulb at home is on or off? I know I can do it with the app that support my smart bulb but then I need to check each every app that I downloaded for each and every smart device I have.…
Mad
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Does AWS Mobile SDK for Android gives capabilities to call AWS IoT REST APIs?

I thought of writing an WebApp to control my Android Phone. What I'm intended to do is My WebApp will call the REST APIs of AWS IoT and send some commands. Using AWS rules engine I store those command data into a database and the same time send a…
Mad
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IoT 2G wireless data - service providers options in USA

What are the service providers options in USA for IoT 2G data? Project scenario: raspberry pi 3 devices that will be collecting data in remote areas I would buy modem modules compatible with the wireless network requirements Each device would need…
RandomUser
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How to issue commands to IoT devices within WiFi Network

I have an IoT device that is connected to a WiFi network. Currently, the IoT device runs a small HTTP server, and send RF signals when it receives POST requests via the internet from HTTP clients. To make this work, I have to enable port…
James Yeh
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Is there any way to restrict the Google Home account privileges?

When setting up Google Home one has to give the device full access to the Google Account and cannot restrict most of the privacy options. Is there any way around that? Besides creating an extra account which the device uses? Usually I have all my…
Takeshi
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What will happen if I use Class 4 SD card, instead of recommended Class 10 for Intel Galileo?

I could not find any relevant information on this, sites just recommended class 10. I want to know if it is okay to use Class 4, 8 GB SD card, for making a bootable Linux drive for Intel Galileo, or even installing Windows. Are there any…
nj2237
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Alexa to Alexa calling

I have the amazon Echo and have just purchased the Dot for my husband. I want to enable the above to use the intercom facility but I do not have the drop in option in my settings on either device. Please help!
Anna
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MSP430F5529 + CC3100 IOT test device only responds to some test websites

Recently I have been working on an IoT project using a MSP430F5529 microcontroller and CC3100 network processor both from Texas Instrument. For evaluation I am using the MSP430F5529 launch pad and CC3100 boosterpack. I am trying to get the device to…
user8055
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ZigBee integration (IP/Gateway)

I am looking into a way of integrating with ZigBee via LAN. Basically, what I want to achieve, is to be able to control dimmers (read/write value) get events from presence detection (events) control other devices, such as blinds/shades The ZigBee…
Oyvind
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