All Questions

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. ...

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, ...

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-...

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 ...

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 ...

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: #...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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). ...

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 ...

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 ...

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 ...

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? ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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?

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 ...

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 ...

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 ...

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-...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 (...

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 ...

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 ...

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 ...

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 ...

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 ...