Internet of Things Stack Exchange
Internet of Things Stack Exchange

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1500 questions
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2 answers

Trigger to remote server when my device in low-battery?

Currently, I working on a project to make a car tracker device. At the moment, the device can work well, but I want to improve it. The situation is that my device is running on a external power (lead-acid battery) and I want to send an alert to…
juggernaut156
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MQTT: Can a subscriber send data to a producer asynchronously?

Scenario IoT device (currently IPv4 device) that sends via TCP socket a payload to a server once per day. The server has a public IP address, the device is behind a router/NAT. I'm going to use a module based upon ESP8266 (i.e. Olimex one) Goal The…
Mark
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Unable to receive RF signals from a remote using a RF receiver

Problem I am unable to receive the signals sent with a KaKu APA3-1500R remote with a RF receiver connected to a Raspberry Pi 3. Hardware -RF Receiver (in Dutch) -KaKu APA3-1500R (in Dutch) Additional info The receiver works correctly. This I know…
MuadDev
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1 answer

Can Alexa routines run arbitrary commands?

I have some skills that require quite a long phrase to activate (eg. "Alexa, tell Smart Remote to turn on my TV"), but it seems quite redundant for me to repeat this, when I'll be using the same skill every time for this task. I would rather say…
Lambda
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2 answers

GPS ground communications expensive (financially and power requirement)?

I hadn't realised that the Argos satellite network existed and animal trackers communicated with it. Tracking technology. Does anyone know how much it costs and what level of power is required to communicate with GPS satellites?
SeanJ
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2 answers

Should I use the MQTT protocol?

I am planning to start to implement the below IoT use case. Use case The IoT devices will send 100k messages/minute to the gateway via repeaters and the gateway will transfer the messages to the cloud. I want to track the employees in an…
SKK
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1 answer

Alexa app drop in feature and contacts missing after upgrading iPhone

I am missing the drop in feature and my Alexa contacts after upgrading my iPhone (7 plus to 8 plus). Restarting the app does not help. I know I am logged in and connected because I can see the history of commands on all of my devices and see that…
Dan
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2 answers

Can't connect Philips Hue Bridge with network

I have installed the Philips Hue Light Starter Kit (Bridge + 2 White Lamps). Yesterday this worked well and I could control it via App or Alexa. Today the Hue Bridge disconnected from network and I'm not able to reconnect it. I restarted my…
Sebi
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1 answer

Do smart sockets consume power while turned off?

This question is an extension of How much power do smart sockets consume themselves?, namely, do smart sockets consume power while turned off, as opposed to when they are put on standby? Some smart sockets, such as the TP-Link HS100, come with an…
Sean Kelleher
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Amazon Alexa and Multi-Room Music Groups

I have a Show and a Dot set up across an apartment from one another and I have them connected for the Multi-Room Music Group feature. Now, however, while I (of course) want to maintain the group they are in together, I nonetheless want to listen to…
A.fm.
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3 answers

Setting a device clock with BLE

I'd like to build a device that obtains the local time from a phone or laptop via BLE. My ideal interaction flow would be: push a "set time" button on the device to make it start advertising open Bluetooth settings or control panel on the…
jmw
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9
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1 answer

IoT Setup: Bluetooth Sensor -> IoT Gateway -> IoT Platform

I want to get started implementing IoT stuff. I do not have experience with it so far, but am learning fast. I am imagining my setup as follows: Proposed Setup Different wireless sensors (Temperature, Humidity, ...) should be connected to an IoT…
HideAndSeek
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What right hardware to use for Home Automation using MQTT?

I have been working on a home automation project lately. It is complete to the extent of switch control and getting the readings of temperature, humidity. I am using a Raspberry Pi 3 as MQTT broker. It is running Node-Red and Mosca. At the client…
Rohit Mathur
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9
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How do I connect Wemo Bulbs to Google Home

I'm trying to connect my Belkin Wemo smart bulbs to my Google Home (really my Google Assistant via the Google Home app). I'm following the steps lists on Belkin's Support Site but after I click "Ready to Verify" (step 4), it asks for the name of…
Coomie
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2 answers

Smart fluorescent strip lights

Is there a way to turn on and off fluorescent strip lights using google home. Most IoT light solutions I have found require bulb replacement, are dimmer switches or are not compatible with this type of lighting. The current switch controls 2…
John
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