All Questions

Filter by
Sorted by
Tagged with
1
vote
1answer
37 views

IOT prototyping

I am having a difficult time figuring out how to prototype in the IOT realm. This mainly stems from the accessibility of components and modules; and the size of them. Here is what I have done so far. ...
0
votes
0answers
22 views

UK 3 way Smart Switches

I have the following set up at the moment. Switch 1 : at front door, controls Outside Light & Hall Light. Switch 2 : in hall, controls Hall Light and Landing Light. Switch 3 : at top of stairs, ...
0
votes
1answer
11 views

BLE client server communication

This is probably asked several times before, but my websearch skills can't really direct me to an adequate answer. I have a thingy, that takes commands from a mobile application with a request-...
0
votes
1answer
18 views

Getting IP and MAC address of LTE modem using AT commands

I have an LTE modem connected to my mcu. It's a simcom7600 modem. I am trying to find the IP and MAC address of the modem (I need that, so that I can hook up lwip and start communicating to the ...
1
vote
1answer
15 views

Google Assistant, custom command with a custom response

I'm looking for a way to reply on a custom command with a custom text in Google Assistant. E.g. "Hey Google, what's the temperature in my Living Room?" - "In your living Room you have ...
0
votes
0answers
21 views

ESP32-CAM and I2C bus connection issue

I'm trying to add I2C sensors to my esp cam but it doesn't work in either way. I followed some tutorials about it and have working code but scanning the bus shows no devices. Here is the sketch: #...
-1
votes
1answer
43 views

How to enable food processing machine for access thru the internet

We have a machine (used for food production) which I want to enable to access through the internet. With this I mean I want to access the machine from my computer/phone over the internet. The machine ...
0
votes
0answers
71 views

How to Control electric motor with Lora and microcontroller

The idea is to control a water pump that uses an induction motor. By control I simply mean to turn on and off the motor of the water pump. The setup includes a Lora gateway that transmits the desired ...
0
votes
0answers
18 views

Looking for LoRaWAN sensor to detect gym equipment use

I'm guessing I can determine if someone is using a treadmill or even a bench press by detecting vibration. Would it be feasible to sense this for a costs below $5 per piece of equipment being ...
0
votes
0answers
24 views

What are the current reliable remote internet options?

I have a remote camera security system that is off-grid & solar-powered. Right now, I connect to it using a off-the-shelf mifi / hotspot device. It works, but if I ever have a few days of low ...
1
vote
0answers
45 views

Do Ethernet smart scales exist?

I have noticed that my Withings Body+ seems to be reporting measurements quite slowly; 14 hours on some occasions. It is likely that this is because it is not getting a strong WiFi signal, something ...
0
votes
0answers
59 views

What Kinda of Trigger to Use for a System with Two Raspberry-Pi's

I have a system like the image shows. Now instead of it being connected with an Ethernet cable, it is going to be wireless. The SBC's represent Raspberry Pi's. SBC0 reads the data all the time and is ...
0
votes
2answers
65 views

Connect a smartplug to a custom web API

I'm making a graduation project where I need to connect a smart plug to a web server through WAN (obviously the smart plug and the server aren't on the same network). In other words, I want to be able ...
3
votes
2answers
41 views

Avoid keyboard interaction by passing WiFi credentials through phone via bluetooth

We're designing an IoT device that needs to connect to wifi, but the screen is too small for a keyboard. Can wifi credentials be passed via bluetooth to the IoT device from an iPhone or Android? Would ...
1
vote
1answer
26 views

Problems with smart plugs going into “not responding” state

I have some smart plugs that I recently installed at my employer's office to deal with some remote-management issues we were having. I used two different brands (the GE one and the Belkin/WeMo one). ...
0
votes
0answers
24 views

Looking for a IP44 outlet which I can schedule and dimm

I've got some outdoor light bulbs, which I would like to schedule. Also they are very bright, so I sometime would like to dim them. Is there an outdoor outlet which is protected to an IP44 level and ...
1
vote
1answer
28 views

Is there a simple database app builder that allows for single row access based on token in the row?

I'm currently using thingsboard to manage and deliver IoT device configuration. The IoT device can access its own configuration with its own auth key. This is great. However, thingsboard is a quite ...
0
votes
1answer
52 views

Are there wireless to wireless routers for meshing, and if not why?

I have years of adminning cloud/telco infrastructure but have never really looked into much for my house other than your basic router/switch/nas setup. Moved into a bigger house and wanted to ...
1
vote
1answer
42 views

Nest Wifi - What to look for to make sure your current modem is compatible with a Nest Wifi device?

I'm about to pull the trigger on buying a Nest Wifi https://store.google.com/ca/product/nest_wifi. So before I spend 200$ on that... how can I verify that my current modem can handle the Nest Wifi? ...
1
vote
1answer
22 views

Does a DDoS attack’s effectiveness depend on your bandwidth? [closed]

I read here: Network bandwidth is the capacity of a network communications link to transmit the maximum volume of data from one point to another over a computer network or Internet connection in a ...
3
votes
1answer
40 views

Where to find Desktop Occupancy Sensors without attached service

I was curious and wanted to see, what it might take to build your own desk availability solution. It seems the way to go is to use some kind of lowband pir sensors, but my Google-fu is rather poor. I ...
0
votes
0answers
27 views

ESP32 or Other as DHCP AP / Router

I have a number of IoT devices that need to be able to connect to a central device. The ideal solution would be a sort-of homegrown router that uses an ESP32 or other solution that can operate as an ...
0
votes
0answers
18 views

Can our own Alexa apps use multi-room music?

Amazon's own music players let you specify which smartspeaker, or speaker group, audio should play on. ("Echo, play WNYC everywhere" or "downstairs" or whatever). Is there a ...
1
vote
2answers
34 views

How can I make a Topic/action to be allowed only to authorized users?

This is the scenario: I have a machine connected to a MQTT AWS-IoT Core broker. This machine is authorized with the AWS certificates to publish in the topic P/serialnb/deleterecords/record_id. This ...
1
vote
1answer
25 views

Will casting music to a Google Home speaker group consume more Internet data than casting to a single speaker?

Here's my setup: My Internet at home comes from a 4G modem, because that's the best deal in my area in terms of price/speed. However, my speed is reduced to 3 Mbps after using 150 GB per month, but ...
1
vote
1answer
17 views

How can I make a Power switch switch on when the device is powered up?

I have a ceiling light attached to a Tasmota-flashed Shelly and want it to be on whenever the device gets power (again). Much like Hue bulbs can be defined to wake up lit up. How can I achieve this?
0
votes
0answers
10 views

One Channel Relay Board with NRF24 / WiFi connectivity with built in power supply

I have been looking out for a board which has a one channel relay along with some wireless connectivity such as a NRF24 module or a Wemos D1 Mini attached to it aong with a built in power supply. Is ...
3
votes
2answers
72 views

Where is my sensor data being stored in the IoT Hub?

Context: I am sending temp/humidity data from an NCD.io sensor through a gateway device to Azure, where it is being stored in the IoT Hub, somewhere. Problem: Where is this data? I can access it ...
0
votes
0answers
35 views

Serial modem gateway over TCP/IP

I'm not sure how to describe what I'm looking for. I'm working on Linux. I have a remote device with a 4G SIM card which I need to connect to by dialing in and then running some commands over the ...
2
votes
1answer
39 views

Aggregating logs from embedded devices

I'm trying to aggregate logs from multiple embedded devices in centralized place to be able to analyze them. This is how system looks like: I have number of embedded devices. Some deployments are on-...
0
votes
1answer
25 views

Battery life of Bangle J.s - in real world situations

The Bangle.Js looks like it could be fun - programmable in JavaScript and with GPS. BUT, I am unsure about the battery life. does anyone here own one? How long does it last in normal usage? Both with ...
0
votes
0answers
27 views

Easy ways to setup or pair IoT devices

I am intending to create a user-friendly and easy way for the users to be able to pair the phone application with an access point with also pairs into an electricity meter.. between the meter and ...
0
votes
0answers
33 views

How to authenticate a device in the IoT platform?

I am building an IoT platform that should receive data from a Raspberry Pi over a REST API. Assuming the platform could in the future be used to manage multiple devices of multiple users, my question ...
3
votes
1answer
49 views

Bare minimum infrastructure to keep a fleet of IoT devices running and ensure updates to OS and applications?

The number of currently available tools to run and maintain a fleet of IoT devices is staggering. To compare all is not feasible, however a list of the bare minimum required features to look for would ...
1
vote
1answer
146 views

Quality water IoT system - Which device choose

I want to develop a quality water IoT system. The picture below shows the idea. I'm not sure the device that I have to use for this project. My idea is: Every X minutes (I'm not sure the time) get ...
0
votes
2answers
43 views

When use microcontroller, when use microprocessor and when combine both

For a long time I have had a simple question to which I can't find an answer which convinces me. Basically the title: when should I use a microcontroller, when should I use a microprocessor and when ...
1
vote
1answer
67 views

ESP32 Real Time Data Plot in TCP client

I am implementing a oscilloscope GUI to visualize the data coming from the I2S mic connected to ESP32. The data is transmitted to ESP32 over WiFi through TCP socket connection to PC client where the ...
4
votes
2answers
39 views

MQTT subscriber connection

I understand an MQTT client publishes data to a topic after connect message. I am not sure how an MQTT client subscribing to a topic get updated when there is a publish to that topic. Is it the ...
3
votes
2answers
39 views

How to use SSH server on a remote device and overcome routing issues

I am designing an embedded Linux device that acts as a gateway for sensor data. In some cases this device will use a back-haul that I don't control (e.g. customer supplied cell or cable modem). I ...
0
votes
0answers
29 views

Suitable graph generator for models of homogeneous WSNs with 100 to 300 nodes?

Which graph generation models are suitable as representation of large-scale (100-300 nodes) homogeneous wireless sensor nodes, in case I am only interested in the interconnection of those nodes and ...
1
vote
1answer
12 views

How can I get a Nest Thermostat to report when the heater is on and when the cooler is on

I've seen settings for my Nest Thermostat to notify based on specific temperatures or when home or away, but I haven't figured out a way to get info on when the house is currently heating or when it ...
2
votes
0answers
18 views

Can Google Nest Hub be set to have custom welcome and check-out messages for Airbnb guests?

I'd like to have a Nest Hub give some basic info to guests when they check in, then a reminder the day before check out and on the day of checkout, a little checklist (I'm imagining an actual form ...
3
votes
1answer
33 views

Is there a difference between Google Nest Mini and Google Nest Mini 2nd gen?

I'm looking to dive into home automation starting from a Google Nest Mini device. I understand that there has been a Home Mini and then the second iteration was rebranded as Nest. But a retailer site ...
-1
votes
2answers
35 views

Developing a product for commercial use compatible with Google Home/Alexa

I would like to know whether there are any restrictions/rules when developing a product which is compatible with Google/Alexa or maybe even other hubs. Do I need to get some license or follow some ...
1
vote
3answers
34 views

Can I ship the product (internationally) with LiPo battery included?

I want to distribute an IoT product commercially. The product is powered by LiPo battery (3.7V nominal) ‎which is charged by solar panel (6V, 2W). ‎ My question is can I ship the product (...
0
votes
2answers
31 views

Control home WiFi switches from office

What kind of setup is required to control Home Fan, Lights, AC, Computers from outside home. First thing I'll need is static IP address to reach the Home LAN. Next for computers, I can setup wake on ...
0
votes
0answers
13 views

ARM Cortex M0+ board with GSM module

I was looking on NUCLEO-L073RZ development board, which is powered by their MPU based on the ARM Cortex M0+ architecture. My plan is connecting it with "some" GSM module with low power ...
0
votes
1answer
16 views

Using TASMOTA for timeout operations

I wish to use TASMOTA to replace my code that when triggered ( button or sensor ) to operate not as Toggle but staring a timeout, for example, IR sensor input triggers ON for 15 minutes. Is is ...
1
vote
0answers
20 views

In Home Assistant is it possible to make a button to cast/mirror audio to Google Home

Is it possible to make a button in home assistant that will cast my device's audio similar to the "Cast my audio" button in google home. I want this for apps that don't have their own cast ...
1
vote
0answers
25 views

Getting a custom SBC board developed to spec

I need to design a single-board computer to the following specs. Can anyone please suggest companies that could build this economically? Two full-size (USB-A) USB 3 ports A CPU fast enough to handle ...

15 30 50 per page
1
2 3 4 5
38