4
votes
Accepted
Cheapest single computer board with Wi-Fi and audio
I'm looking for something similar to this myself; currently I'm using a CHIP from NextThingCo; you'd have to write the software yourself for what you want, but it runs standard linux.
Wi-Fi ...
- 56
3
votes
Cheapest single computer board with Wi-Fi and audio
Your best bet is one of the Rasbperry PI 2 or 3 is $35
The PI 3 does actually have built-in wifi, but no WPS button or activity leds. They both have a RJ45 for hard wiring with activity leds.
You ...
- 699
2
votes
Accepted
Mechanism to close a small gate using Arduino
The thing you you are looking for is called a Linear Actuator http://amzn.to/2uWRIjV
Depending on the strength of linear actuator you get, you might not even need a latch.
You can have the Arduino ...
- 146
2
votes
Accepted
Electronic Deadbolt for Door
I accidentally found the answer to my own question. What I am looking for suddenly happened to appear in my Amazon recommendations (even though I haven't searched for anything like this on Amazon), ...
- 194
2
votes
Programmable Induction Hotplate
As you have shown an Arduino type device in your photo, you may want to consider to explore the world of Arduino controlled PID devices. I have a stand-alone device which consists of a thermocouple ...
- 1,293
2
votes
Accepted
Sending order from ESP32 to Arduino Mega
From what you have asked, It looks quite straightforward to me so I am assuming that you are new to controllers. Apologies otherwise. What you need to do is:
Serially connect both devices (I2C/SPI).
...
- 36
2
votes
Accepted
Need a blood-pressure measuring module recommendation for arduino
When I hear you ask for a module, I think of an Arduino "Shield" but you dont need one of these. You can connect what you need directly to the board, but it will be easier if you use a breadboard.
...
- 696
1
vote
Accepted
Small Form Factor Thermal Camera
AMG8833 is a popular thermal camera which has an accuracy of 2.5 °C (4.5 °F). The benefit is that it's commonly used, and has a pretty decent support. The drawback is its tiny resolution, 8×8 pixels ...
- 364
1
vote
Accepted
Making a WiFi event recorder
Instead of choosing an Arduino board, use an ESP8266 variant which natively supports Arduino sketches. You can use a relay or directly connect a button to the I/O pins and detect whenever a button is ...
- 191
1
vote
Best low cost microcomputer for running Unity app + webcam
There are microcomputers I suggested in another similar question, and unless your cam needs a specific connector you can choose from those:
UP Core - https://up-shop.org/up-core/271-up-core.html
1-4 ...
- 366
1
vote
incremental encoder with added joystick functionality
I used "six axis joystick with rotation" as the search terms and came up with an open-source resource from the UNMND web site. It appeals to me because I like to build stuff and this one is very much ...
- 1,293
1
vote
Accepted
Portable camera with bluetooth or some other wireless technology support
Not Bluetooth, but wifi, therefore it qualifies for "other wireless technology, the "aiball" camera comes in as a candidate. Available on Amazon, as well as a few other locations, it doesn't come in ...
- 1,293
1
vote
Small device with Bluetooth low energy (BLE)
The Raspberry Pi Zero W
It's $10, comes with Bluetooth LE and Wi-Fi onboard, and can be very easily set for use with an I2C sensor. Under full load it draws a only 1.2W, but has enough horses to keep ...
- 1,652
1
vote
Accepted
Hardware components for MESH network with Arduino
Recommendations
There are many different mesh networks I have seen being set up with the Arduino. Here I name just a few of the common ones.
Pinoccio
According to the website,
Field Scouts talk ...
- 208
1
vote
What are good LED boards for an Arduino?
Using 3 I/O, you can only charlieplex 6 LEDs. The board would require an I/O expander, which would take up space limiting the area you could place LEDs.
However, a very functional, full color matrix ...
- 245
Only top scored, non community-wiki answers of a minimum length are eligible