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Questions tagged [arduino]

For questions about the do-it-yourself single-board PC and its add-ons.

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Best low cost microcomputer for running Unity app + webcam

I have an art installation I want to build that uses software written in Unity, implementing opencv and using a webcam, and displaying on some sort of inexpensive monitor. I can compile to Android/iOS/...
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1answer
18 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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1answer
19 views

Programmable Induction Hotplate

I'm looking for an induction hotplate that I can control via my own software. An RS232 port or something similar would be fine, but I don't mind if it's not RS232. As long as I can write a program ...
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0answers
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Transmitter / Receiver advice for beginner

My friend recently made a Cable Cam prototype in his garage, he stripped down a cheap £15 RC car and used the internals of that and made a very decent cable cam, however one of the main flaws being ...
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1answer
9 views

Portable camera with bluetooth or some other wireless technology support

I want to find a tiny camera or camera module that can stream its videos via Bluetooth or other wireless technology. I want to use that camera as an accessory that can be attached to a body part. The ...
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0answers
24 views

Which ESP32 board should I use?

I have robot. The brain is an arduino mega with this shield. Pictures are below. Right now I am at the pont where I want to replace the arduino with an esp32. Which esp32 board do you recommend? ...
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1answer
21 views

Small device with Bluetooth low energy (BLE)

I need an small device with bluetooth that has to do the following: Have an accelerometer attached and read his data. After x seconds, send the accelerometer data to the paired device over bluetooth. ...
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0answers
30 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
9 views

Arduino compatible Bluetooth Cat. 1 module

I'm looking to add a Bluetooth module to an Arduino project that I'm working on that will take outdoor temperature measurements. I plan to have several measurement stations over distances of several ...
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1answer
44 views

Mechanism to close a small gate using Arduino

I have a 3' (1 meter) tall plastic gate around my yard. I would like to automatically close it with my Arduino or Raspberry Pi. Not by remote control - I just want it to detect that the gate is open, ...
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2answers
106 views

Electronic Deadbolt for Door

I am not sure "deadbolt" is the correct term for what I am looking for. I am searching for the metal piece on the side of doors that extends to lock it, but one that can be controlled electronically (...
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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 ...
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0answers
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What's an accurate and affordable indoor positioning system

TL;DR version I'd like hardware capable of doing these things Triangulate positions of nodes Be accurate down to 1-6 inches Able to see through fairly thin objects, like people/trees Fairly ...
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2answers
174 views

Cheapest single computer board with Wi-Fi and audio

I want to build a home-made multi-room home sound system. I'm looking for a single board computer device with a minimal hardware configuration. In my thoughts, my only requirements are: Wi-Fi ...
5
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1answer
316 views

Hardware components for MESH network with Arduino

I am in the search for some recommendation on a good hardware component for building a mesh network with Arduino I am not experienced in building a mesh network. So all recommendations and guidance ...
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0answers
235 views

VPS vs Raspberry Pi and Arduino

I want to implement this project... In the image I have: One and unique analog signal One analog to digital converter The output is carry out to several modules (executing FIR and rewriting the its ...
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1answer
52 views

What are good LED boards for an Arduino?

What are some good charlieplexing LED matrix boards for the Arduino that use very few pins? About 3 digital pins would be great. Also, I am looking for a good interface to control the LED matrix.