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This tag should be used for questions regarding the selection of components, deciding functionality, and other issues that may come up during the early stages of a project.

8 votes
Accepted

How do I know if a board fits my requirements?

Things to consider when picking an Arduino board: Do I want native keyboard/mouse support? If yes: you'll need the Leonardo (or it's breadboard mountable equivalent) or the TRE (not released, dual M …
Anonymous Penguin's user avatar
4 votes

How can I run multiple programs on an Arduino?

In addition to the other answers, I have a few ideas: 1.) Instead of doing variable prefixes, have them wrap all of their code inside a namespace! Please note that you can't wrap "setup" or "loop" in …
Anonymous Penguin's user avatar
1 vote

Exoskeleton Motor Control Code

Here's what I came up with: You have a certain percent of the gain cycle equal one "step" (step may be a bad term in this situation, but I'm using it because of stepper motors). You have a blocking …
Anonymous Penguin's user avatar
1 vote

How to trigger an alarm when toilet paper is low?

You have a few options: Note: The links given are just the first ones that come up. Most of them are pricey compared to other sites. eBay buy it nows can be fairly cheap for most of these items. Chec …
Anonymous Penguin's user avatar
1 vote
Accepted

Arduino stopwatch, which board to use?

By that photo you posted, you pretty much answered a decent part of your question. You'll need six pins for the LCD, and one or two for the button. That means that you need a total of 8 pins. That Uno …
Anonymous Penguin's user avatar