Questions tagged [raspberry-pi]

For questions related to using the Raspberry Pi in IoT applications or solutions. Questions about a software or hardware issue with Raspberry Pi are usually more appropriate at Raspberry Pi Stack Exchange. Programming language questions are usually more appropriate at Stack Overflow.

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4
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1answer
303 views

How can I make an IoT system with a CNC machine and robotic arm? [closed]

I want to create an IoT system with Amazon Web Services. My system contains a CNC machine, robotic arm and sensor. The idea of my project is that when objects come to container the sensor sense the ...
8
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1answer
704 views

Connecting web app to IoT AWS

I am using Raspberry Pi as a web server this web is to control CNC machine as you can see in the following picture. (I took it from git hub) I can enter the g code manually or I can upload the g ...
10
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1answer
384 views

Would RPI 3 serve as IoT server with MQTT?

I answered to the below linked question and started to think, what are the hardware specs for running an IoT stack of for example MQTT over LoraWan? Would Raspberry PI 3 survive or not? I do not care ...
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2answers
814 views

Which IoT platform should I use for low-energy temperature sensors to be powered by battery?

I'd like to setup two temperature detectors: one outside and one inside my house, in order to compare temperature and act on the difference (opening/closing the window for example). The issue I'm ...
6
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1answer
1k views

Windows 10 IoT Core will not install onto my SD card / Raspberry Pi 3

I tried to install Windows 10 IoT Core onto my SD card using Microsoft's IoT Dashboard. I fill out all of the fields then it says: Downloading Windows IoT Core Download Complete. Then it says: ...
6
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1answer
204 views

Wifi wall volume “dimmer” switch to control chromecast audio volume

I want to develop a wifi enabled wall volume "dimmer" switch that can control the volume on a chromecast audio. I was thinking of using a Lutron Caseta switch and trapping the changes with a RasPi ...
5
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0answers
98 views

What hardware and sensor do I need to install Android 4.4 in Raspberry Pi 2 or 3? [closed]

I'm working with Sentiance SDK in Android and I want to know if it's possible make a Raspberry with android that works with this SDK. For this reason, my question is, what hardware do I need? Can ...
5
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2answers
1k views

How can I send images from a webcam using a Raspberry Pi? [closed]

I want to send the image captured (and stored on RPi) by 3 webcams from my RPi to any user anywhere in the world. The user just has to type a web address and access the images. How do I do this? I ...
10
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2answers
626 views

Cheap video streaming platform using Raspberry Pi

I have a questions as stated in title - I hope it will not be "primarily opinion based" since I wanted to ask you if what I have in mind is even doable. I want to create network of couple cameras ...
7
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3answers
1k views

Communication Between Server and Raspberry Pi

I am working on my home automation project. I have a server on digital ocean. I want to put my php code on that server and that server will connect to my Raspberry Pi. How can I pass messages between ...
4
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2answers
87 views

How to trigger updates to the yaml-files?

I'm a web developer with 10 years' experience who just started looking into home automation. I'm trying to figure out how to shorten the feedback loop while setting up my system. Currently, the best ...
8
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3answers
2k views

How to access camera feed of Raspberry Pi out of a local broadband network?

BACKGROUND The current setup I have for the Raspberry Pi is: USB Webcam -> Raspberry Pi -> Netgear Router -> Local ISP -> Internet My ISP gives me a captive portal through which I can ...
9
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3answers
3k views

How to protect Raspberry Pi from attack in an IoT setup connected through a Broadband network?

The Setup: I have a Raspberry Pi as the master node which is connected to the internet through a broadband connection, the raspberry pi connects several sensors and other microcontrollers. The Pi is ...
7
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2answers
2k views

Raspberry Pi to send sensor's data to server continuously and receive commands from server

I would like to design a system using Raspberry Pi that sends the sensor's data to server continuously and receive commands from server. Will MQTT suit my needs ? Is there any way to do so if I use ...
25
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6answers
3k views

Is there a big jump between prototyping on a Pi, and using a microcontroller?

This question asks, amongst other things, if there is a big learning curve between using Python on a Raspberry Pi to prototype an endpoint, and using a microcontroller. Clearly there is a big ...
10
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3answers
723 views

Power reduction for Raspberry Pi GPS/GSM tracker

I've recently built a fully functional IoT GPS/GSM tracker with a Pi Zero for a college project and now that it's finished and done with, I would like to minimize the current draw of the entire system ...
3
votes
1answer
228 views

Recapture/reset the first frame from a motion detector every N seconds

I am doing a project based on a motion based detection program. It detects changes in the background as "motion" so I'd like a way to recapture a new first frame every few minutes to replace the ...
11
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3answers
576 views

Easy to use bidirectional people counter for one location

I am looking for a bidirectional people counter for the entrance of one location to start. I am just testing some of my own ideas with the data generated by the device. The device needs the have the ...
1
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2answers
176 views

Can I run Unity AR on a single board computer instead of a smartphone? [closed]

Unity AR targets to Android and iOS. Are there single board devices that will run the custom apps created as if the device was a cellphone? The device does not have to make calls, just run the ...
8
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1answer
372 views

Confused about which technology to use in Smart Home System

In my college project (Smart Home System) there's a functionality in which if someone knocks on the door an image has to be displayed on a monitor (in a browser). I am implementing the door knock ...
9
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1answer
341 views

Is this architecture feasible and flexible?

I'm having a but of trouble making sure my project really is feasible. What I want to archive: Control my Senseo coffee machine via internet. It boils down to simply controlling 2 buttons. First ...
10
votes
1answer
395 views

Robust GPS + Internet - Best option?

Please consider the following: I am looking to build a device that will be placed in a vehicle as it drives through heavy wooded areas, potentially far away from any mobile reception towers. The ...
9
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3answers
199 views

How to map the identity and control of slave devices behind the programmable logic controller?

In the area of industrial internet of things, there are so many industrial slave devices behind the programable logic controller, they are not given any ip address or identity, how would we to map ...
10
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1answer
663 views

Connecting a sensor to ZigBee

I am planning to measure water level in a well, which is about 10 m deep with maximum water level up to 5 m. My plan is to use ultrasonic sensor HC SR04 to measure depth, transmit it via ZigBee to a ...
6
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0answers
466 views

How do I create a smart alarm clock? [closed]

I have an old, broken alarm clock (speaker burned out) that I'm trying to make into a smart version. Can I use something like an Arduino or Raspberry Pi for this? What screen should I use? I would ...
12
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3answers
7k views

Mosquitto on Raspberry Pi refuses connection after changing log settings

In my ongoing endeavors to get my Raspberry Pi to command my stuff I set up a Mosquitto MQTT broker. In the base settings everything went reasonably fine. I could post test messages with the publish ...
11
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2answers
258 views

Has anyone designed a custom IoT wall switch?

Are there any custom IoT wall switches designed using ZigBee, weave, Thread, etc. which have the ability to customize its use without forcefully imposing the use of a proprietary gateway or app? I ...
11
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3answers
5k views

How to connect “io-homecontrol” skylights to a Raspberry Pi?

Scenario I want to control my remote controllable skylights with my Raspberry Pi. The windows were installed a few years back and come already with the remote capable io-homecontrol technology, which ...
12
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3answers
936 views

How to efficiently control my dumb TV via Alexa?

I have a more or less dumb TV (Toshiba 42SL863G) and home cinema system (LG HX806SG) which I want to control via Alexa voice command. At least switch them on and change into either TV or home cinema ...
11
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1answer
8k views

mosquitto_sub “connection refused” on Arch Linux

So I installed mosquitto and mosquitto-client on a Raspberry Pi running Raspbian Jessie through apt-get as well as mosquitto on another Pi running Arch Linux through pacman. On Arch the client utils ...
10
votes
1answer
351 views

Why does Docker reduce power usage on an Internet of Things device in this benchmark?

I've been interested in the applications of Docker on IoT devices such as Raspberry Pis. After reading A Performance Evaluation of Container Technologies on Internet of Things Devices, I was slightly ...
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2answers
559 views

Are there any IoT devices with fully open source hardware? [closed]

Raspberry Pi is broadly used for IoT, and there is a lot of software for it. But I would like to know about any completely open source designs, including software and hardware (PCB, not components). ...
-8
votes
1answer
333 views

How to Enhance the Voice Recognition on Raspberry Pi controlling Smart Home Devices [closed]

I have a Raspberry Pi running Jarvis, a personal IA that I can use with my voice to control my smart home devices. However, the voice recognition is far from perfect. They have a list of speech-to-...
12
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4answers
2k views

Securing 433 MHz wall light switch

I'm planning to use a simple light switch, that is placed on the wall. The switch gets power from the battery or piezo and sends unique sequences of data (on on- and on off-events) over 433 MHz to the ...
27
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3answers
624 views

What are the best security practices to secure a remote IoT camera?

I have done a bit of home automation such as building a remote camera that can be turned on via SSH locally and publishes images on a Raspberry Pi run Linux server. I'm curious, though, as to what ...

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