Internet of Things Stack Exchange
Internet of Things Stack Exchange

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1500 questions
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High level architecture for cloud/IOT solution with multiple customers/users

We're at the early planning stage for a new cloud IOT solution and I'm looking for some guidance or direction for the high level architecture for our use case: Assume we sell 10,000 edge devices to various customers which all connect to the…
Sam
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Linky - EDF - Backfeeding feature

In France they are deploying Linky Line Meters. If in a future state energy store/home energy production becomes more mainstream, are there built features of this device to measure current that is back fed into the electric grid?
ffejrekaburb
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Google Home act/listen on own response

Is there a way to make Google Home act/listen to its own response? For example, if I ask: if it is gonna rain tomorrow ---> if the response will be yes i.e. positive ---> I will set next action example set reminder to take an umbrella with me…
Jakub
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GSM enabled Linux device with USB link

I am looking for a device that runs Linux, has GSM connectivity (given a sim card) and has a USB port. I would like to turn a standard printer into a cloud printer by connecting it via USB to a device that is running a print job agent that would…
Mark Whitfeld
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Changing Input Source on my TV with Google Home

I'm using my big monitor in 2 modes 1) to work (Macbook connected via USB-C) 2) to chill (Chromecast connected via HDMI) There are problems with automatically switch the input source. When my Macbook is connected via USB-C and I ask my smart speaker…
jakub
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Hassio won't connect dhcp

My home assistant setup died apparently due to a dead SD card so I downloaded the whole image, burned to a new card, and bought an RPi4 to load it up on. It seems to work fine (I can see the HASSIO CLI), but can't connect using DHCP, which is its…
JimS-CLT
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Not getting LWT MQTT Arduino

I'm trying to test a two combined examples: OTA and MQTT. My goal it to check a LastWill when disconnecting an ESP8266 device. Surprisingly, a LWT is not sent to designated topic. code has not actual meaning but: connecting to WiFi, publishing an…
guyd
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Why is access denied when using the Unified Write Filter on Windows 10 IoT?

I'm using Windows 10 Enterprise IoT 64-bit and am trying to run the following command in the command prompt: uwfmgr.exe get-config The result is always "The command failed (Access is denied.)." whether using admin rights or not. Somebody else has…
Ben
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Using RPC in IoT environments

I would like to use RPC for communication between fog nodes. As the connection between the nodes is wireless (802.15.4), I don't want to use an RPC framework that uses HTTP (like gRPC). I know that for such use cases, MQTT is used frequently.…
mLe
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How to control multiple ESP-01 with an app?

I've been working on a school project that consists into making a smart light socket. I want to make an app which will allow the user to control many of them, like switching on and off, controlling the light intensity and other functions. So, I…
Mr. Nobody
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get trigger from IFTTT - using ESP8266

I'm using a Wemos mini, to switch on the light. I'm trying to figure out how to combine IFTTT and Sunset and Sunrise from Weather underground to trigger the lights ON. All examples I find, is how ESP triggers the IFTTT (using IFTTTMaker) but not the…
guyd
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How can I make Alexa read my United Kingdom Audible books from an Echo device in India?

I have many audio books purchased in United Kingdoms Audible account. I can still hear them on my smartphone. I have recently moved to India and purchased amazon echo device. I do not have any books in my Audible India account. Alexa always says no…
Amol Patil
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Is there any solution to run any RTOS on windows/linux virtual machine?

I am writing firmware for different boards supporting FreeRTOS, Zephyr, ... My problem is when I am developing the firmware, I should run the firmware on the "real" device from the beginning and makes it: Hard to debug the code, view variables, ...…
Amir Pournasserian
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Is MQTT-SN still "new" or is it obsolete?

I have an existing IoT project based on MQTT and am looking at extending the application to include battery powered end nodes using Zigbee mesh. It logically seems the most appropriate way to do this is by using MQTT-SN over Zigbee for these…
John S
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Belkin Wemo API?

Looking for some API docs on querying & control of Belkin Wemo switches/plugs. I have discovery working but can't seem to find any concise documentations describing how to do much else. I can see discovery events & process the xml details: HTTP/1.1…
Enigma
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