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Questions tagged [raspberry-pi]

For questions about the do-it-yourself single-board PC. This tag should only be used when asking about add-ons for the Raspberry Pi.

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1answer
33 views

Need Recommendation for Simple Audio Interfacing into Raspberry Pi

I'm currently searching for a way to get 4 channels of audio from mic level (XLR input) into a Raspberry Pi. Either as a single interface device or one channel and use four of them. It only has to be ...
1
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1answer
21 views

Small Form Factor Thermal Camera

I am Currently Looking for a Thermal Camera which either has an lcd screen which can be be extended away from the camera or simply a high quality thermal camera which can be programed into an lcd. ...
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0answers
8 views

Name of this board or advice on how to create one

Hello I am trying to seamlessly connect roughly 72 DS18b20 temperature sensors to a pi board. It appears the three prong. Injectors are the easiest solution available in the aftermarket parts. Any ...
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0answers
12 views

Banana Pi + Android + Touchscreen

I am looking at doing a small build for a project, however before buying all the hardware I just wanted to know if what I'm attempting is even possible? I am looking at using the Banana Pi M2+ to ...
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1answer
19 views

Long range interface between a Raspberry Pi and a smartphone?

I would like to control a Raspberry Pi 4 with my smartphone (for my drone). Now I'm looking for an interface between the RPi and my Android phone. Requirements: Control with a web interface or app ...
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1answer
15 views

USB to RS-422 opto isolated converter

I have to test an inertial measurement unit that uses RS-422 communication standard. I will use a Raspberry Pi with a touchscreen that needs the latest Raspbian, which is the Debian(buster), that as ...
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0answers
8 views

RFID Login System with Raspberry Pi

I would like to set up an authentication system on a web application via an RFID reader? I would like that when we scan his RFID badge we log automatically on my web application. I think I use Python ...
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0answers
5 views

Motion Sensor for detecting approaching customers towards cashier

I have an application where I need to trigger an event when the customer approaches a cashier. This sensor has to be put behind the cashier. I cannot use a motion sensor as it will be detecting the ...
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0answers
9 views

Small RFIDs Emeetters/Readers

I need to design an embedded system using raspberry pi, it's basically a small box (of a width that's arround 25cm), which contains a certain number of slots. I need to place some transportables ...
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1answer
21 views

Help me Choose a Rasberry Pi board [closed]

I wanted to run Image Processing and 4-5 different sensors on a single Rasberry Pie Board. So what board should be sufficient for the work ? I couldn't choose as I am new to IOT and have very little ...
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0answers
3 views

What camera works best for video capture using gphoto2?

I am trying to use a DSLR Nikon D5300 with an RPi and gphoto2 to take videos and I seem to be running into some errors. Are there any specific types of cameras that people have used with RPi and ...
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0answers
11 views

Looking for a 4 output brass, electronic, water valve

I'm planning a small irrigation project for a home, indoor garden. I'd like to control water to four different plants using a Raspberry Pi and a single water source. I'm looking for something like ...
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0answers
18 views

Devices able to run Docker engine [closed]

I am making some database app and stuff and I need to run MySQL database somewhere. I was wandering what to choose, because I need it to run all day and I want to run it as docker container...so I was ...
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1answer
22 views

Camera for Windows Hello on Windows IOT Core for Raspberry Pi

I'm looking for a camera (module) that is suitable for Windows Hello (Microsoft's biometric facial recognition) on Windows IOT Core which runs on a Raspberry Pi. Any suggestions?
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1answer
13 views

Raspberry Pi 3B+ PoE Amplifier Suggestion

I have been looking around and haven't been able to find an answer to this so hoping you guys can help. I have been tasked with finding a way to power a Raspberry Pi 3B+ (using the PoE Hat) as well ...
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0answers
5 views

Which single board computer for path recognition with OpenCV?

I am working on a trajectory recognition project. I wish to have an opinion on the type of single board computer to use. I used the Raspberry PI 3 B+ and the ODROID C2 which are not powerful enough ...
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0answers
7 views

More powerful ESP9266 based microcontroller than nodemcu

I am currently working with Nodemcu. I am running a very long code with many HTTP requests. After 3 http requests, the nodemcu gets crashed. It is unable to handle. I am looking for a WiFi ...
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0answers
7 views

Programmable RFID card

I'm new to RFID technology and cryptography. So, I'm trying to apply light weight cryptography in RFID tags as a part of my project. I'm already able to read and write information in some passive ...
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0answers
6 views

PSoC6 Vs PSoC5 Vs Raspberry Pi 3

I need a microcontroller for my project that needs the following features - able to send and receive WIFI UDP packets to a Mobile Hotspot Fast processing for a real-time system 750+ kilo samples per ...
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0answers
5 views

Will the camera bellow work with a Raspberry Pi Zero W?

I am looking for a tiny camera to work with a raspberry pi zero w and I found this one... https://www.ebay.com.au/itm/1000TVL-Tiny-CCTV-Mini-Hidden-Camouflage-SPY-Screw-Video-DIY-Pinhole-Camera-YA/...
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4 views

What can I use for a speaker/mic with raspberry pi?

I am currently in the process of creating a custom voice assistant using python code. The plan is to eventually move this project off my computer and onto a raspberry pi so it can be even more ...
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0answers
14 views

Trying to connect Analog and Digital inputs to Raspberry PI 3 B+

My ultimate goal (and first ever RPi project) is to build a Smart Greenhouse with my Raspberry Pi 3 B+ running Raspbian. I purchased a few capacitive moisture sensors before learning about the ...
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0answers
13 views

Is it possible to communicate with vending machines (that uses MDB) using UART directly without using hardware adapter?

I'm building a linux-based cashless device and trying to achieve communication with VMC in vending machines over UART directly without needing additional hardware adapter to convert between 8-bit and ...
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0answers
11 views

UV distance measurement sensors

Is UV is used for distance measurement as IR,Sonar,Radar etc? If so is these sensors available in the market? What I need is a distance measurement sensor which penetrates through water and air both ...
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1answer
38 views

Rasperry Pi alternative with USB 3.0, Ethernet port, and casing?

I am looking for Raspberry PI 3 alternative board which would give me: USB 3.0 port. Single is enough. Ethernet port. Casing. (Built-in / bought separately) Orange PI 3 is perfect for my needs ...
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0answers
7 views

AI based camera to monitor entering/exiting people

I am making a AI based camera device to monitor entering/exiting people at houses front door. I am looking for a hardware to accommodate following things: Low power consumption (to maximize low ...
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1answer
20 views

incremental encoder with added joystick functionality

I was searching the web for days now and just couldn't find what I am looking for. I want to make a remote control for an adressable RGB LED strip using a single knob. It will be controlled by an ...
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0answers
13 views

power bank charging while being charged

I'm using Tecknet 16750mAh power banks to provide power to Raspberry Pis. I'm really happy with them. Power is provided uninterrupted when the bank is being charged, when the bank charging power goes ...
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0answers
38 views

Long range communication module with high data rate (e.g. for video streaming)?

I am building a quadcopter and I am searching for a communication module for the raspberry pi, which can send big data over long range. I need a module with a range of approximately 1 - 2 km range, a ...
4
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1answer
41 views

Raspbery Pi case with Real Time Clock and battery power

I have found a few old Kickstart projects, such as this, which consist of a case (not on-topic), containing a Real Time Clock and battery power for the Pi. Some have a few extra features, such as a ...
2
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0answers
15 views

USB 802.11ac adapter with in-tree Linux driver

I am looking for a Wi-Fi adapter with: 802.11ac, 2.4 and 5GHz bands USB interface, possibly USB 2.0 to avoid the interference associated with USB 3.0 Preferably a small dongle with a standard SMA ...
2
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0answers
30 views

Reliable computer for live streaming video to youtube 24/7

I have a live stream running that sends a 1080p video stream to Youtube. It receives the data from a camera in the network, converts the stream (using ffmpeg) and uploads it to the Youtube channel. ...
3
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1answer
445 views

DIY boards for building a lightweight Linux tablet

I'd like to build a homebrewed tablet-style device that can run an Ubuntu-ish OS pretty well. The easy solution for a DIY computer is the Raspberry Pi, since it has reasonable power and supports ...
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0answers
39 views

Budget Microcontroller for large WS2812B strand

I am using an Arduino Uno R3 to control my Christmas lights (a strand of 665 WS2812B LEDs).The Arduino, while driving the LEDs, is not accessible from my PC, so I am attempting to use a Raspberry Pi 3 ...
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0answers
19 views

Embedded linux alternatives to Raspberry Pi: corruption-proof on power removal

I'm trying to make a toy for my son-in-law. It's a robot with a complex web/app interface, currently based on the Raspberry Pi. The RPi has everything I need (and more). With one exception: Because ...
2
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0answers
22 views

Choice of single-board computer for video output in embedded system

I am developing a product that incorporates various sensors and actuators, and also a monitoring display (5" 800x480 TFT LCD HDMI). Right now I have everything figured out with an Arduino handling ...
2
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1answer
149 views

RFID solution for reading multiple tags

I am working on a Robot-project where a sub task is have to check how many and which RFID-tags are placed in a bucket. Multiple tags will be placed into the bucket - so I run into the problem with ...
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0answers
25 views

Searching for Rackmount hardware - raspberry pi 2 performance lookalike

I am looking for a hardware which can be mounted into a rack. There is no specific performance requirements: min 1GB RAM ARM64 or x86 based architecture A normal Ubuntu Core with a small JAVA applet ...
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0answers
43 views

Raspberry or clone with 2x sata port [closed]

I'd like to create my custom NAS box built on raspberry or clone. I need recommendation for an arm/atom/else board approx the size of raspb that has 2x sata ports that would enable software raid1 case ...
2
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0answers
64 views

SOC with more than 4Gb ram?

Are there any arm SOCs with large mounts of ram such as 16Gb ? Several phones have come out with 8Gb ram, so I expected the same developments to happen in the SOC sector. I believe there are ARM based ...
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2answers
3k views

Single board PC with HDMI input and output

Are there any recommendations for a single board PC (similar to a Raspberry Pi, for example) which has both HDMI input and output ports? Trying to catch HDMI input, modify it, and push it to a screen;...
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0answers
30 views

RGB light with case and cable for Raspberry PI

We need an external light for a Raspberry PI. This light should already ship with a case. Also it needs to have a cable (about 1 m). It doesn't matter whether it's USB or is plugged directly in the ...
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0answers
320 views

Linux Supported Webcam for OpenCV

I would like to buy a webcam to use for computer vision. It should cost no more than $35, preferably around $20, and have high resolution and low sensor noise. a 1920x1080 sensor would be ideal. It ...
1
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1answer
1k views

Raspberry PI for vending machine controller

I am a softie, with little understanding of hardware. I want to develop a vending machine controller, as cheaply as possible, while still being functional. I don’t expect heavy CPU or RAM usage. To ...
5
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4answers
227 views

Cheap and small server for home / small business installation

I'd like to deploy a set of cheap servers across town. I need to run LAMP stack or Java, with 1GB of RAM being 100% enough, but multi-core CPU would be a plus. I'd need Ethernet Port on it a and ...
4
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1answer
130 views

Building a computer science lab

I'm trying to build the specs for a workstation which will serve as a programming environment for a student. I will use the set of specs to build 30 workstations eventually connected to a main server. ...
2
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0answers
58 views

Inexpensive Electronic Task Board

I'm looking for something inexpensive to use as an electronic task board mounted on the wall in a house spending under or close to $50 if possible. Preferably a 7" screen minimum. 3" seems to small. ...
2
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0answers
37 views

1080P dual in car camera

In car cameras, now I know its been done before but the ones I found on Google are fairly old now, most are not 1080p or if they are its only a single camera setup. What I'm looking to do is have a ...
3
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2answers
60 views

Confuse-a-cat : seeking dirt cheap, wheeled, programmable robot

I was playing the old "confuse the cat with a flash-light" game, when I thought that I might like to program a confuse-a-cat robot. Something, probably with tracks, which can right itself if he flips ...
2
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1answer
47 views

Wifi adapter for raspberry pi zero

I would like to use the raspberry pi zero for a internet of things project but it does not have wifi access by default. I would like to use a usb wifi adapter to connect the pi to the Internet. Here ...