All Questions
2,187
questions
0
votes
1
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20
views
Adding RTC Library for Arduino Project in Visual Studio
I am working in an Arduino project in visual studio. I need to get and set time to a RTC clock. That's why I am adding a ds3231 header file in my project from GitHub. When I want to build "it's ...
0
votes
0
answers
105
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LILYGO T-Display-S3 doesn't allow to upload Arduino's sketch
I was developing my code at the LILYGO T-Display-S3 on my MacBook Air, when suddenly after I pressed the 'Upload' button, the console showed an error as below:
A fatal error occurred: Failed to ...
0
votes
0
answers
24
views
Sniffing a LIN Network in LAB
I am posed with a situation where I have a LIN sensor but without any documentation or literature on the same. I am new to LIN protocol and understand that it is a request and response protocol. Now I ...
- 431
1
vote
0
answers
18
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OpenMote B wireless communication
Is it possible to make two "OpenMote B" devices communicate with each other (through WiFi or on other frequencies), transmit and receive data?'
If yes, is there an example of such code to ...
- 11
1
vote
0
answers
33
views
Tuya pairing protocol
Are there any vendor public or reverse engineered data about the protocol used to pair new device to the Tyua app (using the "easy" mode)?
As I understand the process, it is needed to:
...
- 111
1
vote
0
answers
25
views
Apple TV - route specific app(s) through VPN
Apple TV does not have support for VPN apps like SurfShark or ExpressVPN like Android.
The problem
There is one specific app I would need to go through a specific country. All other apps should not ...
- 111
0
votes
0
answers
30
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Smart ceiling fan + smart switch + no neutral
My current setup in my bedroom is a smart ceiling fan that I can control with wifi. I have an older house; I don't have any neutral wiring in the bedroom. Everything is fine...
...except for two ...
- 101
0
votes
0
answers
54
views
Any way to format/reset/wipe a Fitbit Versa 3 via USB?
Is there any way to reset or format or wipe the fitbit versa 3 via USB or using a computer?
I have a Versa 3 that's stuck in a boot loop, all attempts to factory reset or connect the device to the app ...
- 101
0
votes
1
answer
21
views
Aeotec Trisensor undefined behavior
I've been using a few of the device of the same model for several months. While they've been working great, one of them recently started showing strange behavior that I cannot find defined in the user ...
- 121
0
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0
answers
10
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Strange behavior of Philips Hue tap dial
I have a number of Philips Hue elements in my house (bridge, bulbs and dials). It runs fine, but I'd like to iron out the last wrinkles. Most of those wrinkles are switch-related, so here's my first ...
- 101
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answers
9
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When I set the alarm on my Amazon Echo, it's also setting the alarm on the one in my son's room! How can i stop that please?
I'm not talking loudly when i set it or anything. It didn't use to happen - it's started in last few weeks yet we've had the echos for about 4 years.
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answers
10
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Alexa drops lamps and switches regularly
I have used fauxmoESP, Espalexa and Tasmota for a couple of switches and lamps. What I see is that Alexa drops those units after some time. Starting discovery then again finds the units and the cycle ...
0
votes
0
answers
15
views
Shelly i4 inline with lightbulb
What I want to do is somehow have the shelly sitting where the light switch would normally go sipping some power to keep itself going but also keep the smart bulb going or would I need to look at a ...
- 1
6
votes
1
answer
58
views
HomeKit 16.2 architecture update killed MyQ home bridge
I have a Chamberlain MyQ home bridge that was successfully controlling our garage door opener (equipped with an 888LM MyQ control pad) for years, until last Tuesday when we performed the HomeKit "...
- 191
1
vote
0
answers
33
views
UDP communication with XBee Wi-Fi S6B
I am an absolute newbie when coming to using these modules. I am trying to setup a basic UDP connection between my XBee S6B (UDP Client) to my computer (UDP Server). I have added my codes below. The ...
- 11
0
votes
0
answers
37
views
Connect WLED to Cloud
currently we are using WLED to control permanent lights. The WLED has an api we can connect to, and also has the ability to connect to an MQTT broker. The issue we have is the MQTT broker does not ...
- 101
0
votes
0
answers
14
views
Smart plug with "Save State" after Power loss
I am looking for a Wifi/Bluetooth/433Mhz Smart Plug that I can turn on and off with either Raspberry Pi 433Mhz (rpi-rf python package) or any protocol that is compatible with homeassistant.io via WiFi ...
- 101
0
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0
answers
45
views
Dim bulb on timer, even after physically switching off and on
I have a pretty simple use case - at least so I thought.
I want a bright light outside my kids' room, that dims on a timer after they've gone to bed, say 11pm. I bought a Philips Hue bulb that's ...
- 101
1
vote
2
answers
33
views
Time Out for Raspberry Pi running Node-RED, Mosquitto, Wireless Xiao ESP32C3
I have a Raspberry Pi Zero 2W on 32bit PiOS running the following Docker containers: Node-RED, Mosquitto, and Influxdb. I have a Seeed Studios Xiao ESP32C3 running a C program compiled by the Arduino ...
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0
answers
17
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Philips Hue White Ambiance lamp: not possible to change color via Google Home routines
Recently I bought a set of Philips Hue (White Ambiance) lamps, including a bridge. I'm also using a Google Home.
Everything works perfectly, except the following.
When I create a routine in Google ...
0
votes
2
answers
71
views
Sending sensor's binary signal to the cloud through a wireless settings
I’m relatively new to iot and I'm looking for ways to send a binary signal from a tiny sensor (size of a coin) to the cloud through a wireless setting.
Basically, sensors would emit a simple binary ...
- 101
-1
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0
answers
54
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Airplane environmental sensors for sensing Birds at a distance
Ultrasonic sensors for detecting air objects
Environmental sensors for sensing air objects
We often see Birds hitting the airplanes causing major/minor accidents.
Is it possible to built environmental ...
1
vote
2
answers
44
views
Lora Setup For Remote Projects in Sub-saharan locations
I am looking for some advice for setting up an IoT sensor network in remote areas. It needs to be as plug-and-play as possible as it will not be done by technicians...
I work for an international NGO ...
- 11
0
votes
1
answer
33
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How to count people in a given area without using phone traffic data?
DESCRIPTION: I am working on a project to find out how many people are in a given region. Basically I want to make a heatmap showing how people move in a specific day throughout 24h. In order to do so,...
- 185
0
votes
0
answers
45
views
Where should I start on IoT architecture design?
I've built Arduino based sensors/modules that send readings to an RF Receiver on RaspPi, but I ultimately want to POST this to a REST api service, and possibly preprocess or cache the data on a local ...
0
votes
1
answer
70
views
Confused: What is this weird IP address?
So I've been looking into NAT traversing for my IoT project, and I'm a little confused. Here's how it goes:
When I go out to ask google "what is my public ip address?", I get an address like ...
0
votes
1
answer
105
views
Mqtt in production
I am using Mqtt to build a project. I am wanting to move my whole work to prod ready.
My hardware is ESP-07 and custom PCB design the broker is mosquitto the app (Nodejs,react native)
I implemented ...
- 68
2
votes
2
answers
49
views
Detect bad air quality because of burned firewood
In my neighbourhood people burn a lot of firewood. I always deactivate my automatic ventilation when I smell it, but I would like to have something better.
Are there sensors to detect this?
- 123
0
votes
1
answer
90
views
How to connect a nest thermostat with the heat link
I'm considering buying a Nest learning thermostat. As I live in the Eu, I understand this comes with the heat link.
My question is: how one is supposed to connect the nest with the heat link, by wire ...
- 101
1
vote
1
answer
49
views
iRobot vacuum cleaner wakes me up in the middle of the night because it starts vacuuming or annoying me with voice messages
I have two iRobot products
Roomba e5
Braava jet m6
Both are connected to WLAN (but internet access is blocked) and I have the iRobot app on my iPhone.
With "Braava jet m6" I have never had ...
- 111
0
votes
0
answers
57
views
LC technology relay board ESPHOME
Which ESPhome components can be used with the ESP8266 4x relay board ? it is similar to the board discussed in LC Technology Relay x4 Reset to Mode 1?
0
votes
0
answers
21
views
Update Philips Hue Lights color as your Google meeting above to start
I'm using Amazon Alexa (Voice Assistance) and Google Calendar, I'm wondering if I can dynamically connect my calendar to my smart lights to
turn on to orange 2 mins before the meeting
turn on to red ...
- 111
0
votes
1
answer
32
views
MQTT Client: Listeners Exceeded Warning
I'm a newbie building an IOT system comprised of two clients, the first client (Client A) will be a Subscriber and the second client (Client B) will be a Publisher. For the Broker, I intend to use ...
- 3
6
votes
0
answers
58
views
Ikea Tradfri: Need to hit each remote twice
I've been using an Ikea Tradfri setup in my apartment for about a year. I've got lights, remotes, shortcuts buttons, outlets, blinds, a gateway and an extender. It's been working mostly smoothly.
A ...
- 111
0
votes
0
answers
23
views
Replacing the custom shell app while running in Windows IoT
I have Windows 10 IoT configured to launch a custom shell with Windows shutting down if the app used for the custom shell is closed. This has been configured using the Advantech Windows 10 IoT ...
- 101
1
vote
0
answers
36
views
Shelly 2.5 webui not available
I’ve bought a pack of Shelly 2.5 from eBay. It seems they are some kind of special edition since they come with HomeKit support. The HomeKit id is printed on the device. Even though it’s not ...
- 11
0
votes
0
answers
169
views
Phillips Hue lights return to full brightness seconds after dimming. No power cut
I have multiple Phillips hue light bulbs - the white ambiance 1100 model. I am using a model 2.1 bridge. Whenever I attempt to dim them, they do respond, and then about two seconds later, return to ...
- 1
1
vote
1
answer
108
views
How to control the state of GPIO pins on ESP32 Camera from an external python script?
I am currently working on a project that detects specific objects in a video stream. If a particular object is detected, an alarm of some sort will be rung. An HTML page will display the object ...
- 13
2
votes
0
answers
137
views
Vernemq loses all messages after pod restart, even with persistent storage
We're running a cluster with 2 VerneMq brokers. Everything works fine if we start one broker at one time, but as soon as we need to re-start both the brokers, all the retained messages are lost.
To ...
- 121
0
votes
0
answers
36
views
How to make a POST to Alexa to make her speak/announce?
I'm a web developer. I use HTTP POST request all the time. I'm wondering if there is a way for me to make a POST to alexa.
Example, I want to sent this payload to my Alexa
{"text":"I ...
- 111
0
votes
1
answer
105
views
How to create Alexa behavior on Echo Dot that is an alarm sound (or text-to-speech) that continues until dismissed
I bought a YoLink water sensor (leak detector).
By following these steps, I was able to link it to my Alexa app and Echo Dot. Now, when water touches the sensor, Alexa sends a notification to my phone ...
- 129
1
vote
1
answer
65
views
Is there a way to be sure that the message is received by the subscriber in MQTT
As I understand, MQTT QoS levels are applicable on the connection between Publisher and Broker or Broker and Subscriber. QoS levels are nothing to do with the connection between Publisher and ...
- 13
1
vote
1
answer
98
views
Controlling Google Assitant compatible devices via HTTP/MQTT
I would like to control an IoT device that is compatible with Google Assistant/Alexa/Smart Life locally within my network using some open API over HTTP/MQTT. Is this even possible or is the only way ...
- 111
1
vote
0
answers
89
views
ESP8266 bin files and memory layout - why multiple bin files in ESP MCU development process
I see that as per the link https://github.com/esp8266/esp8266-wiki/wiki/Memory-Map, in SPI flash ROM layout table (without OTA) there are 5 bin files that are flashed to esp8266. Though there are ...
- 21
1
vote
1
answer
53
views
Relay for Multiple Camera Streams
Is there any open source software available for a Raspberry Pi that will read multiple camera streams on the local network and rebroadcast, keeping them as separate streams?
- 111
0
votes
0
answers
21
views
Does a fully dynamic host-guest cluster system already exist?
I'm looking for existing literature on systems where the host as well as the guests are all dynamic; any device might drop out at any moment, or reconnect.
Use case: ad-hoc mobile compute-farms where ...
- 1
0
votes
0
answers
77
views
Transfer Data Using LoRa
I am trying to transfer my sensor data from Raspberry Pi Pico to Raspberry Pi 400 using LoRa Radio - RFM9x. In the web I am getting results on sending data from Arduino to raspberry pi 4. Can anyone ...
- 1
0
votes
0
answers
297
views
Input 24v Button with esp32 (or esp8266) with esphome
I'm trying to create a panel for my pool.
I've searched for electronic valves, LEDs (for valves status) and buttons (for run an automation with HomeAssistant)
For the valves and LEDs I think that ...
0
votes
0
answers
41
views
Orange Pi does not run from SDcard and get FF errors (but it works using integrated memory)
I recently purchased Orange Pi 2G-IoT. I bought a class 10 8gb sd card. According to the instructions of the oranges, I loaded Ubuntu onto the card. I connect to a PC via a CP2102 USB-UART converter. ...
- 1
1
vote
2
answers
265
views
Make connection in the background & closed app using MQTT
What is the proper way to show notifications of the message's received from mqtt when app is running in the background or when app is closed using react native.
So far I have achieved to show ...
- 179