Arduino Stack Exchange
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Questions tagged [shields]

Shields are attachments that "snap" onto the Arduino board adding functionality. They are usually the same shape as an Uno/Leonardo/Duemilanove. Some examples are: the Ethernet (includes SD port) shield, motor shields, and sensor shields.

Shields are attachments that "snap" onto the Arduino board adding functionality. They are usually the same shape as an Uno/Leonardo/Duemilanove. Some examples are: the Ethernet (includes SD port) shield, motor shields, and sensor shields.

Some of the official shields:

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Parse JSON with arduino to turn on LED

Hi i'm trying to parse JSON resposne from webserver in my arduino in order to turn on and off a LED light. I'm using the wifi client repeating example to make a get request to my server: http://arduino.cc/en/Tutorial/WiFiWebClientRepeating Here is…
user1424508
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Is there a color LCD display for an arduino?

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 would work with the Arduino? The screen size would…
Ryan Erb
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If I put a shield on an Arduino, can I use the Arduino for anything else?

I did some basic Arduino examples in the recent past, but I have never actually seen a shield for Arduino firsthand. So I wonder: If I put a shield on an Arduino (for example, the Adafruit Motor Shield), does it "block" the entire Arduino, including…
Majiy
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Arduino Uno R2 and Ethernet Shield R3 compatibility

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
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What is the advantage of using a motor shield if I want to use a stepper motor?

I know that it is possible to connect a stepper motor directly to an arduino (as displayed here). I know that another option is to use a motor shield (for example the Arduino Motor Shield or the Adafruit Motor Shield). What I would like to know:…
Majiy
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How do I know if a board fits my requirements?

I'm new to Arduino and I saw on their website that there are many different kinds of boards. What are the differences, or to be more specific, how would I know which board meets my requirements? I understand that the shields can be connected to the…
Elior
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Arduino motor shield orange/white pin usage

I have an Arduino motor shield like this one plugged into my Mega board. I would like to know some more information about the orange and white pin blocks on the board. The Arduino website has the following information, but it doesn't give any…
bladepanthera
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Which shield to use for GPRS?

I'm planning to build a device that would read some sensor data and send it via GPRS, eg. once per day. (Not that original, yeah.) But my problem is choosing a GSM/GPRS shield. The official shield has a nice interface for doing an HTTP POST/GET.…
tuomassalo
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2.4" TFT LCD Shield isn't working on Arduino Mega

Even on ebay's website it is mentioned that I can't use 2.4" TFT LCD Shield display on attach to Arduino Mega. The problem is that I bought this shield by mistake. I want to put this shield onto Arduino Mega 2560. Is there a way to combine Mega and…
Bay
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Is there a way to make wiring a bare microprocessor to a shield easier?

I currently do most of my AVR work on breadboards, but the large variety of Arduino shields and code out there makes me wonder if I'm not beating my head against the wall sometimes, and looking up port to pin mappings both wastes time and slows me…
Ignacio Vazquez-Abrams
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Are all Arduino shields compatible with all Arduino boards?

Are all Arduino shields compatible with all Arduino boards? Like is the Wi-Fi one compatible with the Arduino Nano & Micro as well as the Uno, etc., or do I need to be careful when buying shields that they'll be compatible with my board? Also, the…
alice fey
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LEDs on TX/RX lines interfering with the programmig of the device

I have recently designed a shield to my Arduino Duemilanove, which has 8 LEDs, on the digital GPIO, from 0 to 7, but it won't program with the shield on because the voltage drop is too much on the RX and TX lines. My question is: can I have a LED on…
Electropepper
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H-Bridge vs Motor shield for the arduino

Assuming we wish to control a small toy car with an arduino - meaning spinning the right and left wheels forward and backward and being able to break and control the speed, where each wheel has it's own engine (but of course two engines on the same…
Avenger
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Is it possible to build a 1080p OSD webcam shield?

What do I need to build a shield capable of receiving 1080p video from USB camera, timestamp each frame and send the frame to memory card?
carlos geadas
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Using MULTIPLE shields on Arduino Uno R3

I'm very new to using Arduino! I'll be using Ocean Controls KTA 259 thermocouple multiplexing shield AND a Sparkfun microSD shield on my UNO--to log temperature data for a study I'm doing. The KTA 259 has a library and the integral SD library…
Marco
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