Most Popular
1500 questions
7
votes
1 answer
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
- 7,783
- 8
- 41
- 90
7
votes
1 answer
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
- 693
- 4
- 11
7
votes
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
- 421
- 2
- 5
7
votes
0 answers
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
- 141
- 2
7
votes
0 answers
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
- 71
- 2
7
votes
0 answers
Z-Wave Hub that works with Google Home in Australia
Does anyone know of any hubs that support Australian Z-Wave and also can be controlled by the Google Assistant. Things such as SmartThings and Wink hub are not available in Australia due to not being able to run on certain frequencies. Are there any…
Username
- 141
- 2
7
votes
1 answer
Protocol for over 300 metres and minimum of 20 kbytes datarate?
We are trying to choose the most suitable connection protocol for wearable devices, with the following constraints:
300 - 500 devices will simultaneously connect
About 1 km2 site area—coverage is needed throughout the site.
Devices are moving …
dicobraz
- 99
- 6
7
votes
1 answer
SSH into an Orange Pi connected to the internet via 2G GSM module
I wanted to SSH into my Orange Pi remotely. It will be connected to the Internet via a 2G GSM module. How should I go about it? Usually it's ssh username@ip address. The setup isn't implemented yet so wanted to know if such access is possible. Also…
omkar joglekar
- 71
- 2
7
votes
1 answer
Wi-Fi Plug uses IPDC (Internet Protocol Device Control) for controlling via App?
I'm struggling at the moment with reversing the commands between a Wi-Fi Plug ( Amazon-Link for Wi-Fi Plug) and the associated phone app. It looks like the app controls the plug via a IPDC (IP device control) packet. This protocol seems to be used…
David Lassig
- 173
- 5
7
votes
2 answers
What's the Name for a load control switch that is hidden in the ceiling?
Dumb Question about Smart Switches
I have been reading about smart switches, this article
mentions load control switches (master, should be one per light) and add-on switches (non-load controlling switches).
Let's say I want to put the load control…
SlowLearner
- 181
- 3
7
votes
2 answers
Website on a microcontroller
I want to create a simple web server on a SAM4E.
I have found a example but I would like to change the website. Now it's just plain html code:
if(( NULL != pcRxString)
&& ( !strncmp( pcRxString, "GET", 3 ) ))
{
/* Update…
Dylan
- 71
- 1
7
votes
2 answers
Is there a way to create WiFi with one Access Point, which should cover a big building?
I need to create a WiFi network(or other types e.g. LoRa) for IoT devices, inside a building. The Building has three floors, each about 250 square meters.
The main constraint is that I can't use any cables, I can use only one AP. I read about WiFi…
trojek
- 171
- 2
7
votes
1 answer
How to ask Multiple questions to Google Home
I would like to set up the assistant so that I can have a conversation with it.
Right now, it gives :
"Hey Google, what is the weather forecast for tomorrow in HongKong?"
"Tomorrow in Hong Kong, it will be rainy with a max of 35°C and a min
of…
Memes
- 233
- 1
- 4
7
votes
1 answer
Creating a Tor 'hidden service' on Windows IoT Core
The Background
I'm prototyping some basic home automation software using Windows IoT Core and Azure.
I have built a Windows Universal Application that sends data to a Web App hosted in Azure via Web API. (token based auth)
The Problem
I don't want…
Alex Small
- 103
- 6
7
votes
1 answer
What's the difference between Z-Wave and Z-Wave Plus?
What are the technical differences between Z-Wave and its Plus alternative? Is Plus just a stronger signal?
tbm0115
- 1,907
- 13
- 29