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1 answer
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Arduino for kids toy with Battery (safe), Can Arduino overheat the Battery with long running code [closed]

I am making a learning toy which kids can play with and learn basics of programming. But i am tired of keep replacing the AA batteries as they run out in few days. So i am thinking of using ...
Rahul's user avatar
  • 137
0 votes
2 answers
3k views

How to dynamically allocate arrays

Question given in the title. I'm trying to dynamically allocate the size of an array on runtime on an arduino pro micro. I've tried realloc, malloc and the c++ variant delete and new without success. ...
Zamor's user avatar
  • 3
4 votes
1 answer
601 views

Arduino stopwatch, which board to use?

I am planning on making a simple stopwatch with: A display One or two additional buttons to start the stopwatch and stop the stopwatch and maybe reset it. The problem is that it has to be as small as ...
Valentin Grégoire's user avatar