Arduino uno pinout. Vin: Input voltage pin (external power supply).
Arduino uno pinout Central to its capabilities Arduino Uno Rev3 Pinout includes 14 digital I/O pins, 6 analog inputs and 6 PWMs. The Arduino Uno is a microcontroller board, based on the ATmega328P (for Arduino UNO R3) or ATmega4809 (for Arduino UNO WIFI R2) microcontroller by Atmel and was the first USB powered board of Arduino. The Arduino® UNO R3 is the perfect board to get familiar with electronics and coding. The pinout configuration of the Arduino Uno refers to the arrangement and functionality of the numerous input and output pins that adorn the board. UNO R3 touch panel pdf manual download. By familiarizing oneself with this diagram, users can confidently utilize the Arduino Uno’s pins to interface with various components and create exciting projects. Arduino Uno Pinout Arduino Uno is the most common-used board. It has 14 digital I/O, 6 analog inputs with up to 14-bit resolution, a clock speed of 48 MHz, and 32 kB SRAM, 256 kB flash memory & 8 kB of EEPROM. Explore the pinout diagram and discover how to interact with the different pins to create electronic projects and prototypes with the Arduino Uno R3. Jan 9, 2025 · Learn how to use Arduino Uno, a popular microcontroller board based on ATmega328P. Overview The Arduino Uno is a microcontroller board based on the ATmega328 (datasheet). On the Arduino BT, they are connected to the corresponding pins of the WT11 Bluetooth® module. Arduino Uno is a standard board of the company, even though other boards e, g. Due and Yen. Two sections at the bottom of the image, and one at the top. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator (CSTCE16M0V53-R0), a USB connection, a power jack, an ICSP header and a reset button. Let's see its pinout and how to use it. The definitive Arduino Uno pinout diagram is a comprehensive guide to all the pins and functions of the Arduino Uno board, perfect for beginners and advanced users. Sep 10, 2024 · Learn about the Arduino UNO board, its layout, specifications and pinout. Oct 13, 2023 · Overview of Arduino UNO R4 Minima Board Equipped with a powerful 32-bit microcontroller from Renesas, the Arduino Uno R4 MINIMA boasts superior processing capabilities and increased memory. SPI, serial, and 12C are three different communication protocols supported by Arduino UNO. Learn about the Arduino Uno R3 diagram and understand the various components and connections on the board. Ele também inclui o diagrama de pinagem do microcontrolador Atmega328p AVR, facilitando o mapeamento dos pinos numerados do Arduino para os pinos reais do microcontrolador. Aug 17, 2024 · Arduino Uno Vs Nano Vs Mega, Description: Arduino Uno Vs Nano Vs Mega- In this article we will compare Arduino Uno with Arduino Nano and with Arduino Mega. Learn how to use the Arduino Uno R3 with detailed documentation, including pinouts, usage guides, and example projects. The Arduino UNO is the best board to get started with electronics and coding. Arduino Uno (R3) Pin Configuration The Arduino Uno is one of the most popular and beginner-friendly boards in the Arduino family. Why Arduino Uno is a Great Choice for Beginners Arduino Uno is undeniably a fantastic choice for beginners stepping into the world of electronics and programming. By delving into the black and white world of the Arduino Uno, we will unravel the intricate web that allows this versatile microcontroller to interact with numerous external devices and expand its functionality. Mar 14, 2024 · The Arduino UNO with long pins is the a version of the UNO, Arduinos classic board, with longer pins for you to stack the board on top of any carrier circuit. This board can be interfaced with other Arduino boards, Arduino shields, Raspberry Pi boards and can control relays, LEDs, servos, and motors as an output. This is the first UNO board that uses a 32-bit architecture, being previously based on an 8-bit AVR architecture. Let’s start our detailed discussion and inspect Arduino UNO, including its pinout, features, simulation, datasheet, and programming environment (IDE). Let us look at the bottom sections. A Comprehensive Guide to Arduino Uno R3 Pinout Description Arduino Uno Pinout VIN - Complete Guide and DiagramIn the realm of electronic devices, there exists a miniature and versatile microcontroller board that empowers tech enthusiasts and engineers alike to bring their ideas to life. Nov 28, 2020 · Arduino UNO Pinout and Board description I will explain the description of the Arduino UNO Pins and the board in the post. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC Feb 8, 2024 · The pinout for the ATmega328P, the microcontroller used for Arduino UNO. Demystifying the Arduino Uno Connector Pinout In this section, we will delve into the intricacies of the electrical Mar 17, 2025 · The Arduino UNO is a standard board of Arduino, which is based on an ATmega328P microcontroller. The reason I am writing this article, is to explain some of the most commonly asked questions. While both boards share similar traits and Arduino Uno Pinouts Exploring the intricacies of electronic circuitry and microcontroller programming opens up a world of possibilities for makers, developers, and hobbyists alike. The Arduino Uno is one of the most popular microcontroller boards for makers, hobbyists, and educators, and for good reason. Today, we will Arduino Uno Pinout Spreadsheet - Complete Guide and ReferenceExploring the intricacies of microcontroller development boards is an exhilarating journey into the world of electronics. The board can be powered by 5-20 volts but the manufacturer recommends to keep it between 7-12 volts. 2. The ATmega328 provides UART TTL serial communication, which is available on digital pins 0 and 1. Visit Jameco Electronics. By utilizing the pin layout and functions effectively, we can unleash the true potential of this powerful microcontroller platform. Why have you selected Arduino Uno and Mar 31, 2022 · This Arduino is the standard board and perhaps the most common. Oct 7, 2025 · Below you can find the pinout for the Arduino UNO R4 Minima. The Arduino Uno R3, a popular microcontroller board, features various digital and analog input/output pins, power pins, and communication ports. This article provides a detailed exploration of the Arduino UNO R4 Minima and Arduino UNO R4 Wi-Fi, covering their hardware, software, pinout, features, specifications, applications, and more. Overview of Arduino Uno Board The Arduino Uno is based on the ATmega328P microcontroller and features 14 digital input/output (I/O) pins, 6 analog input pins, and various power and communication pins. Get the Arduino UNO pinout diagram, the Arduino R3 schematic diagram, and examples of power, digital, analog, serial, and serial ports pins. One such microcontroller board that has gained immense popularity among hobbyists, electronics enthusiasts, and professionals alike is the renowned Arduino Uno. These tiny, powerful devices have become an integral part of our everyday lives, allowing us to automate tasks, create intricate projects, and unleash our creativity. Arduino UNO Datasheet Pinout: Everything You Need to KnowWelcome to a comprehensive guide that dives into the intricate details of the hardware configuration and connections of a popular microcontroller board. Its user-friendly interface, extensive community support, and versatility make it an ideal platform to learn and experiment with various projects. The Atmega328 and ATmega4809 comes with built-in bootloader, which makes it very easy to flash the board with your code. By delving into the Jan 13, 2013 · Each of the 14 digital pins on the Arduino Uno can be used as an input or output, using pinMode(), digitalWrite(), and digitalRead() functions. It’s versatile, beginner-friendly, and opens the door to endless electronics projects. Its ease of use and flexibility make it an ideal platform for a wide range of uses. 8 inches Touch Screen, Arduino Version. The UNO Q is equipped with two connector types: the classic UNO-style headers on the top, designed for prototyping and debugging, guaranteeing full compatibility with Arduino UNO Shields, and the high-speed header connectors on the bottom, purpose-built for integration with UNO Q carriers. Known for their versatility and reliability, both devices have gained a following in the electronics Arduino Uno Pinout - A Complete Guide to Arduino Uno Board PinoutWhen it comes to tinkering with electronics and creating innovative projects, one name stands out in the maker community – the Arduino board. NOTE: CIPO/COPI have previously been referred to as MISO/MOSI PCINT[14] Arduino Uno Introduction, Pinout, Examples, Programming Arduino Uno is known as an open-source development board as it allows you to use this board to interact with real-world things by uploading programs on this board. We will go through all the details including the Pinout, technical specifications, and the size difference. Arduino uno pinout, 14 digital pins as input and output, PWM, SDA/SCL pins Atmega328 chip with schematic. Learn about the pinout diagram for the Arduino Uno board, including details on each pin and its functionality. svg File Download Use this file Use this file Email a link Information Explore the pin configuration and layout of the Arduino Uno R3 through this comprehensive pinout diagram. Giving you lots of flexibility and Download Arduino Uno Pinout PDF for Your Projects | Arduino Uno Pinout GuideComprehensive resource featuring detailed pin diagrams with clear layouts, specifications, and connections to support accurate electronics design and troubleshooting. Jun 1, 2020 · Arduino Uno is an Atmega328p microcontroller based development board. Arduino Uno uses ATmega328 microcontroller at 16MHz. For those seeking to venture into this domain, one name reigns supreme: Arduino uno. Introduction A good way of adding complexity of features to your projects without adding complexity of wiring, is to make use of the Inter-integrated circuit (I2C) protocol. Above 12 volts, the regulators might overheat, and below 7 volts The pinout diagram provides a visual representation of the Arduino Uno R3 board, illustrating the arrangement and layout of its pins. Exploring the Pinout Mapping of Arduino Uno R3 In this section, we will delve into the intricate world of the Arduino Uno R3’s pinout mapping. In essence, these pins act as gateways, allowing for seamless communication between the microcontroller and various external components. It's designed to connect and control an array of components, sensors, and devices by executing pre-programmed instructions. Perfect for beginners to start coding and exploring electronics. Its compatibility with existing shields and Arduino Uno Pinout: A Complete Guide to Pin Functions and ConfigurationsMicrocontrollers have become an essential component of countless electronic devices, enabling them to perform various functions with precision and efficiency. But before you start tinkering with your UNO, there’s one thing you absolutely need to understand—the pinout. Nov 24, 2024 · Arduino Uno Pinout – Diagrama Este diagrama detalhado do Arduino Uno Pinout vem com rótulos coloridos e legendas para ajudar na identificação das funcionalidades de cada pino. This powerful board is a true game-changer, allowing enthusiasts, hobbyists, and professionals alike to bring their wildest Learn how to use the Arduino UNO with detailed documentation, including pinouts, usage guides, and example projects. It is easier to use than other types of Arduino Boards. Known UNO R4 WiFi The Arduino UNO R4 WiFi is designed around the 32-bit microcontroller RA4M1 from Renesas while also featuring a ESP32 module for Wi-Fi® and Bluetooth® connectivity. Feb 6, 2025 · This guide provides an in-depth explanation of the Arduino Uno pinouts, their functions, and how to use them in various applications. Jul 19, 2023 · The Arduino Uno R3 is a fundamental microcontroller board renowned for its versatility and ease of use, perfect for both beginners and experienced electronics enthusiasts. See the official pin diagram, schematic, dimensions, datasheet, and FAQs. On the Nov 7, 2018 · Arduino Uno pinout – Power Supply There are 3 ways to power the Arduino Uno: Barrel Jack – The Barrel jack, or DC Power Jack can be used to power your Arduino board. Arduino boards to share information with each other. Vin: Input voltage pin (external power supply). Find out how to power, program and communicate with the board using serial, I2C and SPI interfaces. While it maintains the same form factor, pin-out, and 5V operating voltage as its predecessor, the Uno R3, it ensures a smooth transition for ongoing projects. Jul 21, 2024 · File:Pinout of ARDUINO Board and ATMega328PU. It is based on an Atmel ATmega328 chip with 32 KB flash, 2 KB SRAM and 1 KB EEPROM. One such device that has captured the imagination of countless electronics enthusiasts is the Arduino Uno. This MCU features an RTC, a DAC and a CAN bus and has support for HID via USB. g. Arduino UNO is a microcontroller board based on the ATmega328P. The Vin pin can be used if you are using an external power source (and not the USB) to power the board. One of the most widely used microcontrollers in the maker community is the Arduino Uno. Arduino Uno Pinout Ports - A Comprehensive Guide to Every Pin on the Arduino UnoIn the realm of electronic prototyping and DIY projects, the Arduino Uno microcontroller stands as a versatile and widely-used platform. They operate at 5 volts. Jan 10, 2019 · Arduino UNO Pinout Description The Arduino UNO board is divided into digital, analog, and power pins. May 29, 2021 · The Arduino Uno board looks like the following − As you can see, the pins are broadly divided into 3 sections. By deciphering the pinout puzzle, you can connect sensors, actuators, and other external devices seamlessly, allowing for precise control and interaction with the physical world. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header, and a reset button. Nov 28, 2020 · Arduino UNO pins, 14 Digital and analog Pins, PWM pins, Atmega328 chip details. Arduino Mega vs Uno Pinout: A Comprehensive ComparisonWhen it comes to the realm of electronics and microcontrollers, there are a plethora of options available for enthusiasts and professionals alike. We present the pinout schemes for the Arduino Uno, Nano, Mini, and Mega models, a reference document for our future assemblies Jun 2, 2023 · Discover the complete Arduino Uno pinout, learn about power supply options, analog and digital pins, and explore essential concepts like PWM, serial communication, SPI, and I2C. Learn how to use Arduino UNO pins for various applications with this detailed tutorial. Renowned for its user-friendly interface and countless possibilities, the Uno is a go-to choice for both beginners and experienced enthusiasts alike. Arduino UNO SMD is a microcontroller board based on the ATmega328P. Your ultimate resource for Arduino Uno R3 GPIO! Dec 27, 2023 · Welcome friend! If you just got your hands on the popular Arduino Uno board, or have been looking to leverage its capabilities for your electronics projects, then this pinout reference guide is for you. It’s an excellent choice for new makers and developers. How pin works? Pin functions comparison. For details on how to use these pins The Arduino Uno board has over 20 pins that you can use for many different applications. The Arduino UNO R4 Minima is the first UNO board featuring a 32-bit microcontroller, the RA4M1 from Renesas. Advanced Section The following information is for advanced use only and may not be officially supported by Arduino software Oct 7, 2025 · On the Arduino Diecimila, these pins are connected to the corresponding pins of the FTDI USB-to-TTL Serial chip. the Mini-USB Adapter). Mar 4, 2024 · The new Arduino UNO R4 has two variants; UNO R4 Minima (without the wireless module) and UNO R4 WiFi (with WiFi plus Bluetooth module). It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC Nov 23, 2024 · Arduino UNO is a low-cost, flexible, and easy-to-use programmable open-source microcontroller board that can be integrated into a variety of electronic projects. Arduino UNO (A000066)has a dwell Atmega328 microcontroller, a USB interface, 6 analog pins, and 14 digital pins. The Arduino Uno pinout diagram breaks down the key elements of the Arduino Uno, giving you complete control over your projects. This ingenious piece of hardware has revolutionized the way enthusiasts and professionals alike approach the world of electronics. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header and a reset button. This versatile development board is equipped with the well-known ATmega328P and the ATMega 16U2 Processor. This article is a technical reference to your board . Serial communication with USB. The Arduino Uno is a popular microcontroller board that has revolutionized the world of DIY electronics. This powerful platform, often referred to as an electronic nerve center, is known for its wide range of applications and diverse pin configuration. A pinout diagram provides a visual representation of the various pins on the board and their respective functionalities. Understand the functions and uses of each pin for better project designing. Oct 7, 2025 · This article covers the basic steps for developing your own shield for the Arduino UNO R4 Minima and the UNO R4 WiFi. Mar 6, 2025 · 1. See full list on circuito. With its straightforward pinout, specifications, and easy setup process, it enables Feb 25, 2025 · The Arduino UNO R4 is the latest evolution in the Arduino UNO series, offering significant improvements over the popular UNO R3. With its wide range of pins and ports, you can easily connect sensors, motors, and Arduino UNO is a microcontroller board based on the ATmega328P. Oct 7, 2025 · In addition to the specific functions listed below, the digital pins on an Arduino board can be used for general purpose input and output via the pinMode (), digitalRead (), and digitalWrite () commands. Uncover the potential of your microcontroller board with detailed pin configuration and usage information. Its distinctive 12x8 LED matrix makes it possible to prototype visuals directly on the board, and with a Qwiic connector, you can create projects plug-and-play style. Dec 13, 2023 · Arduino UNO pinout Link to the high-resolution image Here UNO device Arduino UNO - Arduino MEGA 2560 R3 - Arduino Nano - Arduino Pro Mini The Arduino Uno is a widely-used microcontroller board based on the ATmega328P, and it comes with a variety of pinout configurations and technical specifications: Explore an in-depth pinout diagram and technical insights for the Arduino Uno R3. The barrel jack is usually connected to a wall adapter. Digital Pins Analog Pins Power Pins Also, notice that the ATMega pins for each Arduino pin are also provided in the diagram above. Nov 19, 2024 · The Arduino UNO has a total of 6 analog pins and they are connected through Analog to Digital Converter (ADC). 5V: Regulated 5V power supply for the board and connected components. Complete Arduino GRBL 1. It is faster, has more memory and has a number of built-in features such as a DAC, RTC and HID. If you’re starting with Arduino, or if you’re already a software developer and want to learn more about the bridge between software and hardware on an Arduino board, then you’ve come to the right place! In Dec 16, 2023 · In this exploration, we’ll dive into the Arduino Uno’s pinout configuration and description, uncovering its potential to drive innovation in the electronic landscape. To begin our exploration, let us focus on the interplay between the dark and light sectors of the Arduino Uno pinout. In this example, two boards are programmed to communicate with one another in a Controller Reader/Peripheral Sender configuration via the I2C synchronous serial protocol. Get a clear understanding of the pin functions and use this information to create your own Arduino projects. micro, Nano, mega, Leonardo, 101. By understanding the pinout mapping, we can accurately identify the various pins and their corresponding functionalities on the Arduino Uno R3 board. Imagine working on a project where you need to connect multiple sensors, actuators, and display units to your Arduino Uno. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or Learn about the pin diagram of the Arduino Uno R3 and understand how to connect various components to the board. It allows you to connect several peripheral devices, such as sensors, displays, motor drivers, and so on, with only a few wires. Among these options, the Arduino Mega and Arduino Uno boards have emerged as popular choices due to their versatility and wide range of applications. At the heart of its functionality lies the Arduino Uno pinout, which serves as a gateway to unleash a plethora of creative possibilities. Among the myriad of choices available, two microcontrollers – let’s call them “Device A” and “Device B” – stand out as top contenders. Its versatility, affordability, and simplicity make it an excellent choice for beginners and experts alike. io Feb 11, 2025 · Learn about the Arduino UNO board, its pinout, specifications, and functions. This Learn how to use the Arduino UNO with detailed documentation, including pinouts, usage guides, and example projects. I‘ll provide a detailed tour of each pin on the Arduino Uno, with code snippets, usage tips, and in-depth explanations to […] Aug 18, 2019 · The Arduino Uno has a number of facilities for communicating with a computer, another Arduino board, or other microcontrollers. The only difference is the presence of the ESP32 module and onboard LED Matrix in R4 WiFi. The recommended voltage range is Understanding the pinout of SDA and SCL is essential for successfully integrating Arduino Uno into a wide range of projects. 1 Pinout Guide and DiagramComprehensive resource featuring detailed pin diagrams with clear layouts, specifications, and connections to support accurate electronics design and troubleshooting. Jun 2, 2023 · The Arduino Uno Pinout is one of the most popular and widely used microcontrollers in the world of hobby electronics. The pinout of Arduino Uno consists of a total of 20 pins, excluding the power and ground pins. Jan 25, 2022 · arduino uno pinoutArduino Uno Pinouts: A Comprehensive Guide The Arduino Uno is an open-source project board that has become incredibly popular among hobbyists and professionals seeking to build their own electronics projects. Understanding the pinout configuration also enables you to optimize your Arduino Uno’s performance and efficiency. Learn about the pin diagram of Arduino Uno in detail with this informative PDF explanation. Arduino Uno vs ESP32 Pinout ComparisonWhen it comes to choosing the right microcontroller for your project, the options can seem overwhelming. While there are various models and versions available Oct 7, 2025 · The Arduino® UNO R4 Minima is a development board with the classic UNO form factor, based on the RA4M1 microcontroller made by Renesas. All UNO boards largely share the placement of many pins, to make it easy for accessories to be designed for different UNO boards but if you create accessories for an older UNO be sure to check its respective pinout. Feb 14, 2023 · The CNC Shield V3 is an extension board for Arduino UNO or Mega allowing to interface easily to stepper motor controllers, type A4988. The UNO R4 WiFi also features an ESP32-S3 for Wi-Fi®/Bluetooth® connectivity, which can also be separately programmed via a specific header. If this is your first experience tinkering with the platform, the UNO is the most robust board you can start playing with. These pins serve different purposes, including digital input/output, analog input, power supply, and communication. See the pin diagram, technical specifications, and how to program the board with Arduino IDE. Perfect for students, hobbyists, and developers integrating the Arduino UNO into their circuits. The I2C protocol is supported on all Arduino boards. It also allows to drive and manage the elements necessary to operate a digital milling machine (CNC). In this blog post, we will explore each pin View and Download Elegoo UNO R3 user manual online. Arduino also manufactured IoT (internet of things), Bluetooth, GSM/3G, Wi-Fi, and motion sensors boards. It offers various functionalities through its pins and technical features. Both are identical in terms of pinout, form factor, and specifications. It now comes with 32 kB of RAM memory, a clock speed of 48 MHz, and a USB-C® port. By familiarizing themselves with the pinout diagram of the Arduino Uno R3, beginners can gain a solid foundation for exploring the vast possibilities of Arduino-based projects and develop their skills in electronics and programming. Using these pins we can give analog signals to the Arduino board or take analog signals from the board. At its core, the Uno R3 operates as the brain of numerous electronic projects. In this post I’ll give you a complete and practical overview of the main Arduino Uno pins. Mar 14, 2024 · Arduino UNO is a microcontroller board based on the ATmega328P (datasheet). Secondary pins are mostly communications pins such as I2C and SPI. Mainly there are 14 arduino uno pinouts for input - output and few for special tasks. Each pin can provide or receive a maximum of 40 mA and has an internal pull-up resistor (disconnected by default) of 20-50 kOhms Discover Arduino UNO R3 – the most used and documented board. Like all Arduino boards, you can program the software running on the In conclusion, the Arduino Uno pinout diagram is an invaluable resource for understanding the board’s pin functionality and physical layout. Section 1 The first section contains power pins. It's the go-to for many makers and hardware tinkerers looking to get started with electronics projects. Complete Arduino Uno Pinout Mapping GuideThe world of microcontrollers has revolutionized the way we interact with electronic devices. The Arduino Uno R3 ICSP Pinout serves as the crucial link between various electronic components and the Arduino board, facilitating seamless communication and data exchange. The Importance of a Pinout Diagram for Arduino Uno Understanding the arrangement and functions of the pins on an Arduino Uno board is crucial for any project or application involving this versatile microcontroller. This article will unveil the inner workings of a widely-used development platform, shedding light on its pinout and providing insights into its functionality. On the Arduino Mini and LilyPad Arduino, they are intended for use with an external TTL serial module (e. Perfect for students, hobbyists, and developers integrating the Arduino Uno R3 into their circuits. The UNO R4 Minima features a microcontroller based on the Renesas RA4M1 (Arm® Cortex®-M4) with an operating voltage of 5 V. (Read more differences) Hardware overview of the Arduino Uno R3 microcontroller board that covers Board Layout, Pinout, Power, Digital I/O, Analog Inputs, and Specifications. There are pins with secondary functions as listed below. By studying this diagram, you can identify the different types of pins available on the board, such as digital, analog, power, and ground pins. Arduino Uno Pinout – Diagram Arduino Uno Pin Description The pin-wise description of Arduino UNO pins is explained below: Digital Pins (D0-D13) Understanding the pin configuration of the Arduino Uno board is essential for successful hardware development and interfacing with various devices. Arduino Uno board The Atmega328P Jan 8, 2024 · Link to high-resolution image Here Nano device Arduino UNO - Arduino MEGA 2560 R3 - Arduino Nano - Arduino Pro Mini The Arduino Nano is a compact and versatile microcontroller board based on the ATmega328P. dxdzuakmyqzagqihhtxawtkgfpekkqwhwunmmazpfbmfxhgeuaspjlaudtxmbzmelyvcjvlkgyxxuhvcfo