Internet of Things Stack Exchange
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1500 questions
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1 answer

IKEA Tradfri bulbs showing up as "other" in the Alexa App, instead of "light."

I have my IKEA Tradfri bulbs connected through the Tradfri Gateway. They are all showing version 1.2.214, which the app says is the latest version, as well as the gateway which is 1.3.14. Inside the Alexa app, I've installed the bulbs and they show…
John S.
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How to use Tradfri Lights with Ikea Tradfri Gateway within Alexa routines?

I am using Echo Dots and the Tradfri Gateway and have seven Ikea Tradfri bulbs in two rooms. These bulbs show up under devices and can be put into groups, which work perfectly with Alexa voice commands. I'm trying to create a routine using these…
John S.
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7
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Increasing the range of an RF module

I am working with a RF-LORA-SO 868Mhz module. I read this article that says the range of this module could go up to 50km. But I would need to connect an antenna to my LoRa module. This article I mentioned above doesn't seem to talk much about…
user5399
7
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2 answers

How does URL Remote Access method work?

Unfortunately, I still have no answer to my question: Techniques of remote access to non IP IoT devices. Even though, I made some researches and I found two remote access techniques that do not require a port forwarding on the home Internet…
BiG_TooTh
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What do ACK, SB, SF, LG, RES mean in Sigfox network?

I found these abbreviations in an official documentation and I don't know what they are stand for. Can you explain it to me please? I know that it is basic question.
echo_cz
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Techniques of remote access to non IP IoT devices

I have asked a question about Port Forwarding for non IP IoT Devices I understand that the hub is the controller of non IP devices attached to it, and each group of devices with the same wireless technology have a common controller. How technically…
BiG_TooTh
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7
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1 answer

How to create external client for cooja?

I designed an authentication protocol for IoT. Now I want to emulate my protocol with the Cooja simulator, in order to test power consumption. My scheme is gateway-based, so I used the RPL-Border-Router sample as gateway. and some motes as sensors.…
Maryam Javadi
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How to cast local video files from computer to TV using Google Home?

Okay this may be quite much, but I am trying to use Google Home to cast a video from my laptop (which I don't mind using for this sole purpose since it's old and unneeded) to my Smart LG TV which has a Chromecast. Now I could use a Python script to…
elbaslito
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2 answers

Setting up Mosquitto with SSL

I'm trying to set-up Mosquitto with SSL on my Raspberry Pi 3. I followed this tutorial Now my mosquitto.conf is: listener 8883 cafile /etc/mosquitto/certs/mosq-ca.crt certfile /etc/mosquitto/certs/mosq-serv.crt keyfile…
Davo
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ESP32 - How to enable options in PlatformIO

For the ESP32 options are normally enabled with "make menuconfig". PlatformIO with Atom also allows to create ESP32 projects with an empty source folder. It automatically installs an ESP-IDF 0.11. I tried to create a new project following this…
Offler
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How can I get access to a public MQTT broker's (like iot.eclipse.org) logs?

There was this recent question in which the OP used iot.eclipse.org as an MQTT broker. This server actually runs the latest released version of Mosquitto broker. I have advised to check the connection on the broker side and I have checked what are…
Bence Kaulics
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The MQTT Paho Python code doesn't work properly

This question is related to this one, I created the code below: import paho.mqtt.client as mqtt import time import serial # Open grbl serial port s = serial.Serial('COM3',9600) # Wake up grbl s.write("\r\n\r\n") time.sleep(2) # Wait for grbl to…
Balsam Qassem
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3 answers

How can I push data from car-mounted microcontrollers to a remote server?

Firstly, I'm a newbie in the IoT field. Hardware parts are quite new to me. I want to make a small project. That is creating a box attached into a car that can keep track its location and temperature. And, inside the box, there should be a…
juggernaut156
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Control cheap Xiaomi Outlets with Harmony

I want to know how I can control these cheap Xiaomi outlets with the outlet buttons on my harmony companion remote. These outlets are way cheaper than anything Harmony supports natively. Is there an emulator that can emulate these outlets as…
Username
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Samsung SmartThings motion sensor

Does anyone know the correct cluster and end point IDs for a Samsung SmartThings motion sensor? And also the correct payloads for data extraction (like movement, temperature, battery)?
Hans
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