Tags

A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

A button is a simple input component which responds to being pushed by a user.
340 questions
Refers to the code burned on the Arduino flash memory that runs every time the board is powered up. It starts the execution of user-loaded programs and allows uploading sketches from a PC through the …
330 questions
An Arduino board based on the ATmega32u4 chip with built in USB HID functionality
328 questions
A sequence of characters -- including letters, numbers and symbols -- often used for representing information in a human-readable format.
323 questions
Ethernet can be used for cabled communication between an Arduino and a computer, server, or website. For question concerning the Arduino Ethernet board, use the tag "arduino-ethernet" instead.
309 questions
An 8-bit, low power AVR microcontroller from Atmel.
307 questions
A relay is a part that acts like a switch that can be controlled by an Arduino. They usually are powered by sending current through a coil, which moves a piece of metal to touch a contact within it. (…
304 questions
Voltage level should be used for questions that are referring to using hardware together that operates on different voltages (the "concentration" of electricity).
292 questions
Refers to code that present variables in the form of an array.
277 questions
An ultra low-power transceiver for radio communication in the 2.4GHz ISM band (Industrial, Scientific, and Medical). Commonly used by tinkerers because of its low cost and its easy to use SPI interfac…
275 questions
A battery is an electrical power source which is often portable.
275 questions
Uploading is the process of updating or changing the sketch on the Arduino board. It does not refer to uploading to a server or a website.
272 questions
An Arduino Pro Mini is a small microcontroller derived from the Arduino Uno using the ATmega328. It is unique for its tiny size and the required external FTDI adapter.
272 questions
AVR is the family of microcontrollers used in Arduino boards.
259 questions
A sketch is compiled code that is uploaded to an Arduino board.
258 questions
The physical circuitry and other components of a machine or device. This is distinct from the program code running on a device, which may be called software or firmware.
254 questions
Code review is systematic examination of your Arduino sketch. It is intended to find and fix mistakes overlooked in the initial development phase, improving both the overall quality of software and th…
250 questions
A web-server is a system which delivers data such as web-pages to a client system.
249 questions
Global Positioning System. Uses satellites to determine geographic location.
247 questions
A UART is a Universal Asynchronous Receiver/Transmitter. This refers to the "hardware" serial port in the processor. Use this tag for questions about hardware serial.
245 questions
to ask about electronics-related issues with your Arduino. For example: driver transistors, Ohm's Law, current-limiting resistors.
240 questions
A visual output device typically capable of displaying text and/or graphics. Can include various technologies, such as LCD, OLED, and TFT.
238 questions
A component which measures heat.
225 questions
Radio-Frequency Identification. Uses electromagnetic fields to transmit data for identification purposes, such as between a tag and a reader. RFID is the precursor to Near Field Communication (NFC).
223 questions
for questions regarding how to get the time on an Arduino, how to create or use clocks with an Arduino, or anything that has time as a substantial factor in it. Also consider using [progr…
210 questions
Infrared (IR) is a form of light which is not visible to the human eye. It can be used in a variety of applications, including remote controls, data transfer, reflectance sensing, and proximity/motion…
206 questions
Electronically Erasable ROM is a type of memory available on most boards. It is used for storing persistent data. Use the tag for questions about the EEPROM library or the hardware.
198 questions
to refer to the volume of electricity traveling through any given wire at any given time. It is measured in amps.
195 questions
Programming utility for AVR micro-controllers.
195 questions
The MPU-6050 is a 6DOF. In other words it has 6 Degrees Of Freedom, 3 axes of acceleration (x, y, z) and 3 axes of rotational movement (yaw, pitch, roll). It uses the I2C protocol.
195 questions
Questions about programming and controlling stepper motors.
195 questions
Analog Digital converter
192 questions
The Arduino Yún is a microcontroller board based on the ATmega32u4 and the Atheros AR9331. Use this tag for questions specifically regarding the Yún, and not just general Arduino usage.
192 questions
RGB (Red, Blue and Green) LED (Light Emitting Diode).
191 questions
An extension board for Arduino which provides functionality for controlling DC/stepper motors and other inductive loads (such as relays and solenoids).
188 questions
for questions regarding how to use Python with your Arduino, or on using of pySerial or such software. Also consider using [programming] and other specif…
188 questions
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