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Arduino Uno R3 Board compatible
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The Arduino Uno R3 CH340G ATMEGA328P Development Board is more than just a microcontroller board; it's a gateway to endless possibilities in the world of electronics and programming. For hobbyists, students, and makers, it stands out as the best Arduino Uno compatible board for beginners and projects, thanks to its simplicity and versatility.
Beyond being a microcontroller board, we consider the Arduino UNO R3 development board the reference one. As a microcontroller, this device is finely cut and masterly designed to withstand a variety of circumstances. It typifies new age electronics no matter what you are, say, robotics, IoT, home automation, or creative automation projects; it can gravitate towards the functions that you need.
The plug-and-play design, along with a user-friendly interface, makes it easy to use, even for those new to Arduino. Under the hood, it boasts an ATmega328P microcontroller with a CH340G USB-to-serial converter chip, ensuring seamless data transfers and efficient performance. You will even be surprised that this Arduino UNO development board literally speeds up your Arduino projects.
Buy the Arduino Uno R3 Original with a warranty – No Clones!
check out: Arduino Uno R3 compatible Board ( Pack of 25)
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Specification |
|||
| Microcontroller | ATmega4809 | ATmega328P (SMD) | ATmega328P (Through hole) |
| USB connector | Micro-USB | USB-B | USB-B |
| Digital I/O Pins | 14 | 14 | 14 |
| Analog input pins | 6 | 6 | 6 |
| PWM pins | 5 | 6 | 6 |
| UART | Yes | Yes | Yes |
| I2C | Yes | Yes | Yes |
| SPI | Yes | Yes | Yes |
| I/O Voltage | 5V | 5V | 5V |
| Input voltage (nominal) | 7-12V | 7-12V | 7-12V |
| DC Current per I/O Pin | 20mA | 20 mA | 20 mA |
| Power Supply Connector | Barrel Plug | Barrel Plug | Barrel Plug |
| clock speed | 16 MHz | 16 MHz | 16 MHz |
| USB-Serial chip | ATmega16U2 | CH340 | ATmega16U2 |
| SRAM | 6.144KB | 2KB | 2KB |
| Flash Memory | 48KB | 32KB | 32KB |
| EEPROM | 256 Bytes | 1KB | 1KB |
| Dimensions | 68.6 mm x 53.4 mm | 68.6 mm x 53.4 mm | 68.6 mm x 53.4 mm |
| RADIO MODULE | u-blox NINA-W102 | - | - |
| Inertial Measurement Unit | LSM6DS3TR (3D accelerometer) | - | - |
| LED_BUILTIN | 25 | 13 | 13 |
| Wi-Fi Microprocessor | Yes | - | - |
Read our blog smart dustbin project using Arduino detailing Arduino code for making a smart dustbin.
| Feature | Arduino Uno R3 (Original) | Uno R3 Compatible Board |
|---|---|---|
| Microcontroller | ATmega328P | ATmega328 |
| Operating Voltage | 5V | 5V |
| Input Voltage (Recommended) | 7–12V | 7–12V |
| Digital I/O Pins | 14 (6 provide PWM output) | 14 |
| Analog Input Pins | 6 | 6 |
| Flash Memory | 32KB (0.5KB used by bootloader) | 32KB |
| Clock Speed | 16MHz | 16MHz |
| USB to Serial Converter | ATmega16U2 | CH340G (may vary by manufacturer) |
| Compatibility | Fully compatible with Arduino IDE and official shields | Compatible with Arduino IDE and most Uno R3 shields |
| Build Quality | Premium PCB and components from Arduino | Good quality, more affordable alternative |
| Microcontroller | ATmega328 |
| Input Voltage | 7-12V |
| Operating Voltage | 5V |
| Digital I/O Pins | 14 |
| Analog Inputs | 6 |
| Flash Memory | 32K |
| Clock Speed | 16MHz |
| Dimensions | 5 x 4 x 3cms |
| Weight | 25 grams |
The UNO is the most popular and best-selling board as it is ideal for learning electronics and coding. If this is your first time exploring the platform, the UNO is one of the most robust boards to begin with. It is equipped with an ATmega328 microcontroller, features standard female pin headers with 2.54 mm spacing, and is compatible with a wide range of shields. When comparing options, many users also look at the Arduino Uno R3 compatible board price in India to find a cost-effective solution before they buy Arduino Uno R3 board online India ATmega328P for their projects.
The compatible Uno is the most popular development board, especially for beginners just starting to build projects. This board is equipped with an ATMEGA328 microcontroller. If you can imagine any project, you can build it.
The Uno is an open-source microcontroller board based on the Microchip ATmega328P microcontroller. The board has many digital and analog input/output pins that can be used to connect to expansion boards and other circuits.
The Uno is the most widely used, particularly among beginners who are just beginning to build projects. Uno is a great tool for learning new things and discovering new interests. You can build anything you can imagine. It becomes as simple as plugging it in, programming it, and having fun.
The Arduino Uno R3 compatible board uses the ATmega328P microcontroller, which offers reliable performance for a wide range of Arduino projects. It provides 14 digital I/O pins, 6 analog inputs, and a 16 MHz clock speed, making it perfect for learning, prototyping, and small embedded applications.
Yes, this Arduino Uno R3 compatible board is ideal for beginners. It’s easy to set up, works seamlessly with the Arduino IDE, and supports numerous sensors and modules. Whether you’re new to electronics or just starting to learn C/C++ programming, this board makes the process simple and engaging.
The Arduino Uno R3 compatible board functions the same as the original Arduino Uno, using the same ATmega328P chip and layout. The main difference is that this version is a cost-effective alternative, offering similar features and full compatibility with Arduino shields, components, and software.
Yes, the Arduino Uno R3 compatible board fully supports the Arduino IDE and all standard Arduino libraries. You can easily upload sketches, use existing examples, and integrate sensors or modules just like you would with the original Arduino Uno board.
You can build a variety of Arduino projects using this Arduino Uno board, such as LED blinkers, temperature monitors, home automation systems, robotics projects, and IoT prototypes. Its flexibility and open-source ecosystem make it an excellent choice for students, hobbyists, and DIY enthusiasts.
