Internet of Things Stack Exchange
Internet of Things Stack Exchange

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1500 questions
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How can I get Google Home to spell a word that sounds the same as another?

For example: thrown and throne. How can I get Google Home to spell "thrown"? She always assumes I'm asking about "throne" Saying "How do you spell thrown, as in throw a ball?" makes her spell out "as in throw a ball" too. This will be very useful…
Graham P
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How can I find echo dot's MAC address without turning it off?

My home network has a MAC filter, so I need to know the MAC address of this particular echo dot. I have nearly 30 smart devices connected to my router and I do not have the luxury of turning off one by one and to check. Also I can not turn off this…
Mad
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What are the differences of the Open Connectivity Foundation membership levels?

Can someone explain to me the differences between Diamond, Platinum and Gold membership at the OCF?
JMP
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ESP8266 Mesh Network Root Node

I am working on a mesh network based on ESP8266 and it all seems to be working fine using sample code from EasyMesh by Coopdis. In his/her example, 3 ESP8266's enroll in the mesh and serves a simple web interface. This is working perfectly for me…
Gineer
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Wireless communication technologies for indoor location-tracking

I need to develop a solution for determining whether an object/tag exists within a defined perimeter. The perimeter would be located indoors so GPS isn't an option. It would be an approx 10 metres x 10 metres rectangle. The 'tag' needs to fit in a…
tpag26
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What is the Operating System on Google Home Device?

The Verge article states Google Home is based on Chromecast, not Android I have a few queries, if someone tried the following on a Google Home device? Is fastboot supported? Is ADB supported? What are the partitions on the on-board NAND…
sob
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Connecting Proximity beacon with Mobile App

We are planning to implement a proximity beacon network which provides information to the users app based on proximity in the store. Our objective is to cover a radius of 5-7 metres. Which protocol has the better connectivity between the beacon and…
Dinesh
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Easy to use bidirectional people counter for one location

I am looking for a bidirectional people counter for the entrance of one location to start. I am just testing some of my own ideas with the data generated by the device. The device needs the have the following traits: Relatively small and easy to…
klib
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How to use MQTT on Arduino which uses serial com to send AT commands to ESP8266

I just started looking into MQTT protocol. Situation In my college project, currently, I use Arduino as main MCU and do every work in that and use Serial Comm. to send AT commands to esp8266 (for HTTP requests, to run scripts on server etc). I…
Salim Shamim
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Keep Alexa from responding when I'm talking in my sleep

If I'm in a private meeting at my home, I don't really want Alexa piping up with her idle chatter if I or someone else accidentally says the wake word. Equally, if I'm talking in my sleep (which I do a lot of), I don't want to accidentally wake up…
anonymous2
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Use a Particle Electron with Wi-Fi while in development

Totally new to IoT, here. I got the new Particle Electron cellular IoT device. I used up 5 Mb in like three hours. I have no idea what took up all that data. That is the monthly limit so no I have to wait another month to use it or spend more money…
Sam
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What is the typical network topology for an IoT network?

I see several questions asking about details of an IoT network, including this one about port forwarding for example. I think it would be useful to ask about what might be considered the typical baseline architecture for a general-purpose IoT…
Sean Houlihane
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Is Bluetooth a good enough protocol for "lost my keys" beacons?

Bluetooth beacons for localizing lost objects are beginning to spread. You can locate them using an app on your smartphone (yes, and create an account, share on facebook your objects, ...) with a closer/further logic. I tried one but one day my keys…
Goufalite
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Can I implement a (weak) entropy source in FPGA?

I'm working with an IoT platform in FPGA for evaluation and prototyping. I need to provide support for TLS, and for that I need an entropy source. I understand that true random noise sources are quite specialist (if even practical) in FPGA, since…
Sean Houlihane
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What is the electrical signal characteristics of Wemo Switch - Logic PCB interface?

I have a Wemo Smart Switch similar to the one in the picture below. Using Wemo app from an iPhone the switch can be controlled. I am interested in learning electrical signal behavior of the white wire (as shown in the picture below) which I believe…
user8055
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