Internet of Things Stack Exchange
Internet of Things Stack Exchange

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1500 questions
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Connect CNC machine to AWS IoT

I want to connect my CNC machine with AWS IoT within a system that contains a robotic arm and sensor. The CNC machine is connected to a laptop and runs with Python code. I want to use MQTT to make the CNC machine a publisher and subscriber but I…
Balsam Qassem
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How to get Alexa to play music like using Amazon Music

I have Amazon Prime music. Is it possible to ask Alexa to play music similar to or like a particular artist? When I ask her to play music by [artist name], they are only songs by that artist (obviously). I'm looking for something similar to the same…
C-Pound Guru
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Remote access through carrier-grade NAT

I have an IoT device that is connected via an LTE gateway. The LTE ISP uses carrier-grade NAT, which seems to be increasingly common and hard to avoid in the US. I need to access the device remotely to manage upgrades, debugging, etc. What options…
ericksonla
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How to test Aeotec home energy monitor

I recently got a Aeotec home energy monitor (v1 or v2, I'm not sure) (HEM) to pair with Smartthings via Z-Wave. I would like to test it out before I make the effort to add a weatherized electrical outlet near my breaker and actually connect the…
edocetirwi
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Drawing parallels between building an IoT system and building a PC?

I am reviewing potential candidates for IoT position. The position in a industrial factory setting requires the candidate to contribute to the 4 stages of an IoT infrastructure as defined in the article: How to design an IoT…
grldsndrs
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Which tools/frameworks do you use to configure an array of SBCs

Use case: I have a lot of Utilite2 single board computers to configure On each device I installed Linaro (Ubuntu-based), booted from MicroSD card. Linaro is recommended OS for Utilite2 On each device I have to do a lot of manual steps (all of them…
MrPicky
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Windows 10 IoT Core will not install onto my SD card / Raspberry Pi 3

I tried to install Windows 10 IoT Core onto my SD card using Microsoft's IoT Dashboard. I fill out all of the fields then it says: Downloading Windows IoT Core Download Complete. Then it says: Flashing your SD card Unpacking installer Then…
Chuckinator
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How do the AirPods communicate with the phone?

By reading the iFixit Teardown, one can realize that the AirPods use the W1 chip for wireless communications. Since both Airpods are wireless, there are questions still unanswered. Do both Airpods connect to the phone? Or does one Airpod connect to…
toniotgz
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How is the IOTA cryptocurrency network useful for devices in the IoT?

I found out about IOTA, which is apparently a big solution for IoT https://iota.org But the info about feels a bit abstract to me. I'd like to know what are some specific actual real world use cases of how it can be useful?
noxyal
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Creating COM serial port between external device (Joule/Arduino/etc.) and PC over Bluetooth w/ linux sdptool & rfcomm (OR another method)

This article is not device specific, but rather is focused on using sdptool and rfcomm to setup a serial com port connection over bluetooth. If you have another method instead of these two Linux modules that is welcomed as well! My specific example…
Sam H.
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How to find remote thing's IP address?

I have a physically remote thing. It's on someone else's network so I can't get a static IP address for it. What is the best way to track its IP address? I can imagine just publishing a "heartbeat" that includes the IP address to some service that…
ericksonla
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Controlling IoT device through a captive portal/web app over Wi-Fi & 4G/LTE simultaneously

Yeah - mostly some mad scientist stuff here. I have an IoT project I'm working on where each device must be independently connected to each users phone and not connected to any central WiFi network. So please keep in mind that this IoT board does…
ThatsNoMoon
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Mosquitto debug level log - How to keep all entries but PINGREQ/PINGRESP

I discussed here how to avoid ping messages in logs. By changing log_type(s) in mosquitto.conf I found that pings are reported under DEBUG LEVEL. I would comment this log type in the conf to avoid pings in log, but sadly PUBLISH entries are under…
Dario
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Web admin panel for embedded Linux IoT devices

Devices like routers always have a web-based administrative interface that allows you to configure many aspects of the device from a web browser. Obviously, this is essentially a web server running on the embedded devices, where requests to the web…
Amr Bekhit
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MQTT packet validity check

Is there any tool to check my generated packets for being a valid MQTT (3.1.1) packet? Background: I'm using Paho embedded (MQTTPacket) on my microcontroller to generate packets to be send over my ethernet driver. But something seems to be wrong…
elasticman
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