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17 votes
3 answers
3k views

I currently have a Mega2560 with the LCD4884 Shield. The Shield is good for putting out text and simple pixel images. But I am wondering if there is something that has a full range of colours that ...
Ryan Erb's user avatar
  • 273
22 votes
2 answers
37k views

I've been experimenting with an 8x8 LED matrix controlled by an Arduino Uno. As I think is typical, the matrix uses a common anode for each row, and a common cathode for each column. At the moment, ...
Peter Bloomfield's user avatar
  • 11k
4 votes
1 answer
18k views

I need to simulate my Arduino project with other circuit components before implementing the project. Is there a decent simulator that runs on Mac platform?
M.Medhat's user avatar
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23 votes
2 answers
10k views

I wanted to make a fairly simple circuit which would flash a series of LEDs in sequence, using my Arduino Uno (more specifically, a SainSmart clone). I wrote my sketch and it compiled fine. After that,...
Peter Bloomfield's user avatar
  • 11k
20 votes
2 answers
5k views

I was looking at getting an enclosure to house my Arduino Uno R3, but I'm not sure if I should also attach a fan. Does anyone have experience with this? It doesn't look like much heat is being ...
B.K.'s user avatar
  • 311
21 votes
4 answers
10k views

In a project I am using a Seeeduino v3.0 as an Arduino clone. On the seeeduino website it says that It is based on the Duemilanove schematic, 100% compatible to its existing program, shield and ...
A.Schulz's user avatar
  • 467
245 votes
13 answers
475k views

I would like to start the development of some basic Arduino projects but I don't own an Arduino board yet. Is there a way I can write my code and emulate/test it using a desktop computer so after my ...
totymedli's user avatar
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18 votes
3 answers
2k views

What is the best practice to make my Arduino circuit more robust against prototyping mistakes (like shorting pins)? I don't want the controller to release its blue magic smoke while experimenting with ...
jippie's user avatar
  • 2,901
-4 votes
1 answer
824 views

I have not already started to try but I'm a good webmaster and I'm just asking which way is more suitable for sending and keeping data from sensors and I/0 state in a database. Here are some points: ...
Jean-Christophe Duperron's user avatar
  • 3
18 votes
3 answers
11k views

I want to unit test my Arduino code. Ideally, I want to execute and test my code without uploading it to the board. What tools or libraries can help me with this? There is an Arduino emulator in ...
Hardik Thaker's user avatar
  • 1,407
14 votes
2 answers
804 views

I have a uno that I have been using for 3 years now. I will be using it again in a rather critical project in which failure on the part of the board could be rather expensive and dangerous. So, I ...
asheeshr's user avatar
  • 3,847
15 votes
2 answers
2k views

Question: What registers do I use to access the IO on the Arduino Uno when I am using assembly for programming? Background: I was interested in practicing my assembly language skills on the Arduino (...
apnorton's user avatar
  • 533
94 votes
22 answers
19k views

The basic Arduino IDE lacks a lot of the sophistication present in other IDEs such as code completion, code collapsing, folder organisation, etc. Are there other IDEs that allow programming in C or C++...
DLJ's user avatar
  • 1,149
12 votes
2 answers
890 views

I bought an Ethernet Shield R3 for my Arduino Uno R2, but since R3 has extra pins it does not fit. Can I use the shield? Should I cut off the extra pins. What do I need to do to make it work?
tstew's user avatar
  • 729
2 votes
2 answers
2k views

I am working on a real time application which is recording sensor data continuously. I need to process the data in realtime using R. Is there a way to connect and communicate with the uno board ...
asheeshr's user avatar
  • 3,847

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